US StockDetailed Quotes

Provided by Tiger Trade Technology Pte. Ltd.

Black Hills

71.68

-1.1200-1.54%

Volume:789.44K

Turnover:56.60M

Market Cap:5.45B

PE:18.00

High:72.33

Open:72.25

Low:71.22

Close:72.80

52wk High:78.69

52wk Low:58.06

Shares:76.05M

Float Shares:75.72M

Volume Ratio:1.13

T/O Rate:1.04%

Dividend:2.76

Dividend Rate:3.85%

EPS(TTM):3.98

EPS(LYR):3.98

ROE:7.96%

ROA:3.22%

PB:1.38

PE(LYR):18.01

Loading ...

Overview Company News Filings

Major Issues Report

Form 8-K - Current report

Beneficial Ownership Change

Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors

Quarterly Report

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Major Issues Report

Form 8-K - Current report

Employee Stock Ownership

Form 11-K - Annual report of employee stock purchase, savings and similar plans

Major Issues Report

Form 8-K - Current report

Beneficial Ownership Change

Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors

Quarterly Report

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Beneficial Ownership Change

Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors

Beneficial Ownership Change

Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Annual Report

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

Business Combinations

Form 425 - Prospectuses and communications, business combinations

Correspondence

Form CORRESP - Correspondence

Correspondence

Form CORRESP - Correspondence

Major Issues Report

Form 8-K - Current report

Business Combinations

Form 425 - Prospectuses and communications, business combinations

{"basename":"","ssrTDKData":{"titleTemplate":"%s - Tiger Brokers","title":"Tiger Brokers | Global Stocks, Options & Futures Trading App","description":"Tiger Brokers, one-stop investment in US stocks, SGX stocks, HK stocks, A-shares & other global assets. One of the best stock trading platforms in Singapore.","keywords":"tiger brokers,tiger trade,tiger brokers singapore,broker online,stock trading in singapore,share trading singapore,brokerage firm singapore,trading app,stock broker singapore,stock trading platforms,trading account","social":{"ogDescription":"Tiger Brokers, one-stop investment in US stocks, SGX stocks, HK stocks, A-shares & other global assets. One of the best stock trading platforms in Singapore.","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.0a0bd8dc.png","ogUrl":"https://sg.tigeractivity.com/stock/BKH/filings"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"SGP","license":"TBSG","edition":"fundamental","symbol":"BKH","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"BKH\",,,,,undefined,":{"symbol":"BKH","market":"US","secType":"STK","nameCN":"Black Hills","latestPrice":71.68,"timestamp":1788206400000,"preClose":72.8,"halted":0,"volume":789442,"delay":0,"changeRate":-0.015384615384615252,"floatShares":75717617,"shares":76054727,"eps":3.982543,"marketStatus":"Pre-Mkt","change":-1.12,"latestTime":"09-01 05:18:41 EDT","open":72.25,"high":72.325,"low":71.22,"amount":56604443.973280005,"amplitude":0.015179,"askPrice":74.31,"askSize":100,"bidPrice":28.68,"bidSize":200,"shortable":3,"etf":0,"ttmEps":3.982543,"tradingStatus":1,"nextMarketStatus":{"tag":"Open","tradingStatus":2,"beginTime":1788269400000},"marketStatusCode":1,"adr":0,"adrRate":0,"exchange":"NYSE","adjPreClose":71.68,"dividendRate":0.038477,"postHourTrading":{"tag":"盘后","latestPrice":71.68,"preClose":71.68,"latestTime":"19:30 EDT","volume":69536,"amount":4984340.8656,"timestamp":1788219006727,"change":0,"changeRate":0,"amplitude":0},"volumeRatio":1.132129750386592,"impliedVol":0.264,"impliedVolPercentile":0.4263},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"BKH\",,,,,undefined,":{"symbol":"BKH","floatShares":75717617,"roa":"3.22%","roe":"7.96%","lyrEps":3.98,"volumeRatio":1.132129750386592,"shares":76054727,"dividePrice":2.758,"high":72.325,"amplitude":0.015179,"preClose":72.8,"low":71.22,"week52Low":58.06,"pbRate":"1.38","psRate":"2.37","week52High":78.69,"institutionHeld":0.87,"latestPrice":71.68,"committee":0.333333,"eps":3.982543,"divideRate":0.038477,"volume":789442,"delay":0,"ttmEps":3.982543,"open":72.25,"prevYearClose":69.42,"prevWeekClose":72.8,"prevMonthClose":71.68,"prevQuarterClose":74.4,"fiveDayClose":72.03,"twentyDayClose":71.23,"sixtyDayClose":71.9,"dividendPayoutRate":0.6769273905250193,"dividendFrequency":"Q","dividendGrowthYears":10,"dividendGrowthRate":0.03999999999999986,"fiveYearAvgDividendRate":0.03927429789950327},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/BKH\",params:#limit:5,,,undefined,":[{"date":"2026-08-17","symbol":"BKH","amount":0.703,"announcedDate":"2026-07-28","type":"dividend","lastAmount":null,"market":"US","newRecordDate":"2026-08-17","defaultRemindTime":1786973400000,"name":"黑山","lastCurrency":null,"lastExecuteDate":null,"recordDate":"2026-09-01","payableDate":"2026-08-17","currency":"USD","dateTimestamp":1786939200000,"payDate":"2026-09-01"},{"date":"2026-08-05","symbol":"BKH","type":"earning","reportTimeType":"post","market":"US","fiscalQuarterEnding":"2026/06","expectedEps":0.5,"defaultRemindTime":1785960000000,"name":null,"time":"Post-Mkt","dateTimestamp":1785902400000,"actualEps":null},{"date":"2026-05-15","symbol":"BKH","amount":0.703,"announcedDate":"2026-04-28","type":"dividend","lastAmount":null,"market":"US","newRecordDate":"2026-05-15","defaultRemindTime":1778851800000,"name":"黑山","lastCurrency":null,"lastExecuteDate":null,"recordDate":"2026-06-01","payableDate":"2026-05-15","currency":"USD","dateTimestamp":1778817600000,"payDate":"2026-06-01"},{"date":"2026-05-06","symbol":"BKH","type":"earning","reportTimeType":"post","market":"US","fiscalQuarterEnding":"2026/03","expectedEps":1.88,"defaultRemindTime":1778097600000,"name":null,"time":"Post-Mkt","dateTimestamp":1778040000000,"actualEps":null},{"date":"2026-02-17","symbol":"BKH","amount":0.703,"announcedDate":"2026-01-23","type":"dividend","lastAmount":null,"market":"US","newRecordDate":"2026-02-17","defaultRemindTime":1771338600000,"name":"黑山","lastCurrency":null,"lastExecuteDate":null,"recordDate":"2026-03-01","payableDate":"2026-02-17","currency":"USD","dateTimestamp":1771304400000,"payDate":"2026-03-01"}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"BKH\",market:\"US\",,,undefined,":[{"executeDate":"2016-11-15","recordDate":"2016-11-17","paymentDate":"2016-12-01","value":0.42,"currency":"USD"},{"executeDate":"2017-02-13","recordDate":"2017-02-15","paymentDate":"2017-03-01","value":0.445,"currency":"USD"},{"executeDate":"2017-05-16","recordDate":"2017-05-18","paymentDate":"2017-06-01","value":0.445,"currency":"USD"},{"executeDate":"2017-08-16","recordDate":"2017-08-18","paymentDate":"2017-09-01","value":0.445,"currency":"USD"},{"executeDate":"2017-11-16","recordDate":"2017-11-17","paymentDate":"2017-12-01","value":0.475,"currency":"USD"}],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"BKH\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0.6,"buy":0.4,"hold":0,"sell":0,"strongSell":0,"meanLabel":"STRONG BUY","meanPercent":0.6,"analysts":5,"updateTime":1781409600000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/BKH\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"BKH","date":"2026-08-28","current":17.99855,"percent":0.800816,"low":12.749099,"twenty":14.837675,"median":16.562272,"eighty":18.715916,"high":21.886682,"avg":16.705326,"sd":1.994654,"marketCap":5598505612},"quantilePoints":[{"date":"2021-09-03","current":19.316029,"twenty":16.339652,"median":18.930121,"eighty":57.39783,"marketCap":4538204502},{"date":"2021-09-10","current":18.200136,"twenty":16.339652,"median":18.904283,"eighty":57.116335,"marketCap":4276030987},{"date":"2021-09-17","current":17.67056,"twenty":16.339652,"median":18.866636,"eighty":56.908611,"marketCap":4151609658},{"date":"2021-09-24","current":16.984272,"twenty":16.339652,"median":18.834086,"eighty":55.784572,"marketCap":3990369772},{"date":"2021-10-01","current":17.062628,"twenty":16.339652,"median":18.80717,"eighty":26.262529,"marketCap":4008779050},{"date":"2021-10-08","current":17.289589,"twenty":16.339652,"median":18.737517,"eighty":26.061632,"marketCap":4062102477},{"date":"2021-10-15","current":17.4463,"twenty":16.339652,"median":18.707752,"eighty":25.559621,"marketCap":4098921033},{"date":"2021-10-22","current":17.921838,"twenty":16.339652,"median":18.672017,"eighty":24.598009,"marketCap":4210646309},{"date":"2021-10-29","current":17.935348,"twenty":16.340375,"median":18.636733,"eighty":23.868561,"marketCap":4213820322},{"date":"2021-11-05","current":17.376325,"twenty":16.340375,"median":18.602678,"eighty":23.546306,"marketCap":4218519913},{"date":"2021-11-12","current":17.097673,"twenty":16.340375,"median":18.593138,"eighty":23.387496,"marketCap":4150870425},{"date":"2021-11-19","current":17.150249,"twenty":16.340375,"median":18.555744,"eighty":22.828532,"marketCap":4163634480},{"date":"2021-11-26","current":17.0819,"twenty":16.340375,"median":18.531617,"eighty":22.279802,"marketCap":4147041209},{"date":"2021-12-03","current":17.30009,"twenty":16.340375,"median":18.5005,"eighty":22.208337,"marketCap":4200012034},{"date":"2021-12-10","current":17.686523,"twenty":16.340375,"median":18.476933,"eighty":22.08129,"marketCap":4293827832},{"date":"2021-12-17","current":17.870538,"twenty":16.340375,"median":18.435107,"eighty":21.927325,"marketCap":4338502022},{"date":"2021-12-23","current":18.057182,"twenty":16.340375,"median":18.416035,"eighty":21.880239,"marketCap":4383814414},{"date":"2021-12-31","current":18.551396,"twenty":16.340375,"median":18.41494,"eighty":21.811582,"marketCap":4503796524},{"date":"2022-01-07","current":18.504077,"twenty":16.341097,"median":18.41199,"eighty":21.760269,"marketCap":4492308875},{"date":"2022-01-14","current":18.004607,"twenty":16.341097,"median":18.389913,"eighty":21.738149,"marketCap":4371050360},{"date":"2022-01-21","current":17.594515,"twenty":16.341097,"median":18.37249,"eighty":21.694298,"marketCap":4271490738},{"date":"2022-01-28","current":17.760129,"twenty":16.341097,"median":18.312196,"eighty":21.639711,"marketCap":4311697508},{"date":"2022-02-04","current":17.076642,"twenty":16.341097,"median":18.288638,"eighty":21.580474,"marketCap":4145764804},{"date":"2022-02-11","current":17.969872,"twenty":16.341097,"median":18.262844,"eighty":21.51874,"marketCap":4254259264},{"date":"2022-02-18","current":18.871099,"twenty":16.341097,"median":18.243561,"eighty":21.473612,"marketCap":4467619412},{"date":"2022-02-25","current":19.111739,"twenty":16.341097,"median":18.243561,"eighty":21.426989,"marketCap":4524589490},{"date":"2022-03-04","current":19.902022,"twenty":16.341097,"median":18.243561,"eighty":21.406475,"marketCap":4711684405},{"date":"2022-03-11","current":19.426212,"twenty":16.341097,"median":18.243561,"eighty":21.364646,"marketCap":4599039024},{"date":"2022-03-18","current":19.667642,"twenty":16.341097,"median":18.243561,"eighty":21.318418,"marketCap":4656196277},{"date":"2022-03-25","current":20.357159,"twenty":16.341097,"median":18.243561,"eighty":21.294754,"marketCap":4819435212},{"date":"2022-04-01","current":21.462574,"twenty":16.341097,"median":18.243561,"eighty":21.248472,"marketCap":5081135726},{"date":"2022-04-08","current":21.517298,"twenty":16.341097,"median":18.243561,"eighty":21.235624,"marketCap":5094091197},{"date":"2022-04-14","current":21.520034,"twenty":16.341097,"median":18.243561,"eighty":21.234843,"marketCap":5094738970},{"date":"2022-04-22","current":21.624009,"twenty":16.341097,"median":18.243561,"eighty":21.234843,"marketCap":5119354365},{"date":"2022-04-29","current":20.039762,"twenty":16.341097,"median":18.243561,"eighty":21.177038,"marketCap":4744293480},{"date":"2022-05-06","current":19.003543,"twenty":16.344495,"median":18.25223,"eighty":21.148096,"marketCap":4902039991},{"date":"2022-05-13","current":19.096538,"twenty":16.409732,"median":18.284302,"eighty":21.148096,"marketCap":4926028283},{"date":"2022-05-20","current":18.395309,"twenty":16.455363,"median":18.303277,"eighty":21.148096,"marketCap":4745143591},{"date":"2022-05-27","current":19.430815,"twenty":16.492378,"median":18.353839,"eighty":21.148096,"marketCap":5012256470},{"date":"2022-06-03","current":18.990976,"twenty":16.518034,"median":18.378891,"eighty":21.148096,"marketCap":4898798329},{"date":"2022-06-10","current":18.699426,"twenty":16.565424,"median":18.394407,"eighty":21.148096,"marketCap":4823591791},{"date":"2022-06-17","current":16.791783,"twenty":16.63434,"median":18.394407,"eighty":21.148096,"marketCap":4331507628},{"date":"2022-06-24","current":17.968037,"twenty":16.698544,"median":18.395309,"eighty":21.148438,"marketCap":4634927112},{"date":"2022-07-01","current":18.998517,"twenty":16.721156,"median":18.406165,"eighty":21.148438,"marketCap":4900743326},{"date":"2022-07-08","current":17.88007,"twenty":16.749486,"median":18.406165,"eighty":21.148438,"marketCap":4612235484},{"date":"2022-07-15","current":18.191727,"twenty":16.772695,"median":18.406165,"eighty":21.148438,"marketCap":4692628680},{"date":"2022-07-22","current":17.980604,"twenty":16.798002,"median":18.406165,"eighty":21.148438,"marketCap":4638168773},{"date":"2022-07-29","current":19.403168,"twenty":16.851125,"median":18.416035,"eighty":21.148438,"marketCap":5005124815},{"date":"2022-08-05","current":18.188565,"twenty":16.859608,"median":18.421484,"eighty":21.147129,"marketCap":4841941509},{"date":"2022-08-12","current":19.019763,"twenty":16.859608,"median":18.416035,"eighty":21.124131,"marketCap":5063213030},{"date":"2022-08-19","current":19.352242,"twenty":16.859608,"median":18.416035,"eighty":21.098283,"marketCap":5151721638},{"date":"2022-08-26","current":19.073546,"twenty":16.859608,"median":18.416035,"eighty":21.075283,"marketCap":5077530599},{"date":"2022-09-02","current":18.530823,"twenty":16.859608,"median":18.416035,"eighty":21.057114,"marketCap":4933053312},{"date":"2022-09-09","current":19.132219,"twenty":16.859608,"median":18.416035,"eighty":21.02939,"marketCap":5093149765},{"date":"2022-09-16","current":18.67995,"twenty":16.859608,"median":18.416035,"eighty":21.002944,"marketCap":4972752026},{"date":"2022-09-23","current":17.914759,"twenty":16.859608,"median":18.412179,"eighty":20.972344,"marketCap":4769052067},{"date":"2022-09-30","current":16.55795,"twenty":16.855801,"median":18.395309,"eighty":20.943567,"marketCap":4407858850},{"date":"2022-10-07","current":15.82454,"twenty":16.851125,"median":18.380614,"eighty":20.903481,"marketCap":4212619273},{"date":"2022-10-14","current":14.998232,"twenty":16.815126,"median":18.364347,"eighty":20.87703,"marketCap":3992649349},{"date":"2022-10-21","current":14.993343,"twenty":16.780201,"median":18.317947,"eighty":20.81883,"marketCap":3991347752},{"date":"2022-10-28","current":16.103236,"twenty":16.753673,"median":18.2907,"eighty":20.767102,"marketCap":4286810312},{"date":"2022-11-04","current":16.389244,"twenty":16.721156,"median":18.279019,"eighty":20.700972,"marketCap":4213166487},{"date":"2022-11-11","current":16.974031,"twenty":16.709987,"median":18.252127,"eighty":20.66477,"marketCap":4363497265},{"date":"2022-11-18","current":17.293006,"twenty":16.709987,"median":18.226027,"eighty":20.605434,"marketCap":4445495872},{"date":"2022-11-25","current":17.905641,"twenty":16.709987,"median":18.206807,"eighty":20.569691,"marketCap":4602985259},{"date":"2022-12-02","current":17.986651,"twenty":16.709987,"median":18.197623,"eighty":20.547248,"marketCap":4623810301},{"date":"2022-12-09","current":17.75628,"twenty":16.709987,"median":18.1867,"eighty":20.494132,"marketCap":4564589086},{"date":"2022-12-16","current":17.404395,"twenty":16.709987,"median":18.161693,"eighty":20.462012,"marketCap":4474130306},{"date":"2022-12-23","current":17.677802,"twenty":16.709987,"median":18.12251,"eighty":20.407192,"marketCap":4544414825},{"date":"2022-12-30","current":17.806911,"twenty":16.709987,"median":18.095558,"eighty":20.348247,"marketCap":4577604738},{"date":"2023-01-06","current":18.234742,"twenty":16.709987,"median":18.083625,"eighty":20.278116,"marketCap":4687586995},{"date":"2023-01-13","current":18.424609,"twenty":16.709987,"median":18.076692,"eighty":20.247682,"marketCap":4736395690},{"date":"2023-01-20","current":17.981588,"twenty":16.709987,"median":18.06766,"eighty":20.247682,"marketCap":4622508736},{"date":"2023-01-27","current":18.047408,"twenty":16.709987,"median":18.047408,"eighty":20.191018,"marketCap":4639429084},{"date":"2023-02-03","current":18.21449,"twenty":16.714133,"median":18.047408,"eighty":20.136553,"marketCap":4682380735},{"date":"2023-02-10","current":16.157045,"twenty":16.721156,"median":18.05513,"eighty":20.136553,"marketCap":4174770314},{"date":"2023-02-17","current":16.557401,"twenty":16.721156,"median":18.05513,"eighty":20.136553,"marketCap":4278217096},{"date":"2023-02-24","current":16.048296,"twenty":16.721156,"median":18.05513,"eighty":20.136553,"marketCap":4146671174},{"date":"2023-03-03","current":15.930614,"twenty":16.721156,"median":18.05513,"eighty":20.136553,"marketCap":4116263575},{"date":"2023-03-10","current":15.319177,"twenty":16.721156,"median":18.05513,"eighty":20.136553,"marketCap":3958276262},{"date":"2023-03-17","current":15.681718,"twenty":16.721156,"median":18.05513,"eighty":20.136553,"marketCap":4051952121},{"date":"2023-03-24","current":15.630446,"twenty":16.721156,"median":18.05513,"eighty":20.136553,"marketCap":4038703953},{"date":"2023-03-31","current":16.176499,"twenty":16.7172,"median":18.051269,"eighty":20.132853,"marketCap":4179796940},{"date":"2023-04-06","current":16.689224,"twenty":16.7172,"median":18.051269,"eighty":20.132853,"marketCap":4312278618},{"date":"2023-04-14","current":16.853297,"twenty":16.753673,"median":18.05513,"eighty":20.136553,"marketCap":4354672755},{"date":"2023-04-21","current":16.653334,"twenty":16.753673,"median":18.05513,"eighty":20.136553,"marketCap":4303004901},{"date":"2023-04-28","current":16.825097,"twenty":16.742178,"median":18.05513,"eighty":20.136553,"marketCap":4347386263},{"date":"2023-05-05","current":17.11179,"twenty":16.73778,"median":18.05513,"eighty":20.136553,"marketCap":4363284064},{"date":"2023-05-12","current":17.037266,"twenty":16.756901,"median":18.05513,"eighty":20.136553,"marketCap":4343565860},{"date":"2023-05-19","current":16.522174,"twenty":16.758952,"median":18.05513,"eighty":20.136553,"marketCap":4212245652},{"date":"2023-05-26","current":15.865889,"twenty":16.758952,"median":18.05513,"eighty":20.136553,"marketCap":4044929042},{"date":"2023-06-02","current":15.813595,"twenty":16.758952,"median":18.05513,"eighty":20.136553,"marketCap":4031597041},{"date":"2023-06-09","current":16.744422,"twenty":16.760559,"median":18.05513,"eighty":20.136553,"marketCap":4268906656},{"date":"2023-06-16","current":16.263321,"twenty":16.760559,"median":18.05513,"eighty":20.136553,"marketCap":4146252248},{"date":"2023-06-23","current":16.036024,"twenty":16.765365,"median":18.056156,"eighty":20.140252,"marketCap":4088304043},{"date":"2023-06-30","current":15.839118,"twenty":16.771645,"median":18.057182,"eighty":20.143952,"marketCap":4038103846},{"date":"2023-07-07","current":15.566075,"twenty":16.771645,"median":18.057182,"eighty":20.143952,"marketCap":3968492906},{"date":"2023-07-14","current":15.857496,"twenty":16.771645,"median":18.057182,"eighty":20.143952,"marketCap":4042789198},{"date":"2023-07-21","current":16.07803,"twenty":16.773183,"median":18.059578,"eighty":20.147652,"marketCap":4099013419},{"date":"2023-07-28","current":15.702596,"twenty":16.773696,"median":18.061974,"eighty":20.148317,"marketCap":4003298376},{"date":"2023-08-04","current":15.867672,"twenty":16.773696,"median":18.061974,"eighty":20.148317,"marketCap":3881026354},{"date":"2023-08-11","current":16.043541,"twenty":16.773696,"median":18.061974,"eighty":20.148317,"marketCap":3923977363},{"date":"2023-08-18","current":15.231349,"twenty":16.773696,"median":18.061974,"eighty":20.148317,"marketCap":3725328945},{"date":"2023-08-25","current":15.176471,"twenty":16.773696,"median":18.061974,"eighty":20.148317,"marketCap":3711906755},{"date":"2023-09-01","current":15.09141,"twenty":16.773696,"median":18.061974,"eighty":20.148317,"marketCap":3691102360},{"date":"2023-09-08","current":14.748424,"twenty":16.773696,"median":18.061974,"eighty":20.148317,"marketCap":3607213670},{"date":"2023-09-15","current":15.308178,"twenty":16.77765,"median":18.064817,"eighty":20.148982,"marketCap":3744120012},{"date":"2023-09-22","current":14.836228,"twenty":16.780201,"median":18.06766,"eighty":20.149648,"marketCap":3628689174},{"date":"2023-09-29","current":13.870378,"twenty":16.780201,"median":18.06766,"eighty":20.149648,"marketCap":3392458623},{"date":"2023-10-06","current":13.261234,"twenty":16.780201,"median":18.06766,"eighty":20.149648,"marketCap":3243472310},{"date":"2023-10-13","current":13.650866,"twenty":16.780201,"median":18.06766,"eighty":20.149648,"marketCap":3338769862},{"date":"2023-10-20","current":13.741415,"twenty":16.780201,"median":18.06766,"eighty":20.149648,"marketCap":3360916476},{"date":"2023-10-27","current":13.453306,"twenty":16.792974,"median":18.071904,"eighty":20.152614,"marketCap":3290449976},{"date":"2023-11-03","current":13.135994,"twenty":16.792974,"median":18.071904,"eighty":20.152614,"marketCap":3349507614},{"date":"2023-11-10","current":12.9161,"twenty":16.778926,"median":18.071904,"eighty":20.152614,"marketCap":3293515186},{"date":"2023-11-17","current":13.625366,"twenty":16.759099,"median":18.071904,"eighty":20.152614,"marketCap":3474372957},{"date":"2023-11-24","current":13.668029,"twenty":16.750893,"median":18.071904,"eighty":20.152614,"marketCap":3485251620},{"date":"2023-12-01","current":13.75602,"twenty":16.737856,"median":18.071904,"eighty":20.152614,"marketCap":3507688862},{"date":"2023-12-08","current":14.419957,"twenty":16.716654,"median":18.057182,"eighty":20.150978,"marketCap":3676988053},{"date":"2023-12-15","current":14.854582,"twenty":16.702043,"median":18.042657,"eighty":20.150978,"marketCap":3787814431},{"date":"2023-12-22","current":14.377294,"twenty":16.653334,"median":18.042657,"eighty":20.150978,"marketCap":3666109390},{"date":"2023-12-29","current":14.481284,"twenty":16.646605,"median":18.044392,"eighty":20.152614,"marketCap":3692626131},{"date":"2024-01-05","current":14.657268,"twenty":16.636926,"median":18.046127,"eighty":20.15425,"marketCap":3737500615},{"date":"2024-01-12","current":14.382627,"twenty":16.577421,"median":18.046127,"eighty":20.15425,"marketCap":3667469223},{"date":"2024-01-19","current":13.433384,"twenty":16.557621,"median":18.046768,"eighty":20.155886,"marketCap":3425418974},{"date":"2024-01-26","current":13.598702,"twenty":16.519185,"median":18.046127,"eighty":20.15425,"marketCap":3467573793},{"date":"2024-02-02","current":14.011996,"twenty":16.476427,"median":18.040031,"eighty":20.15425,"marketCap":3572960839},{"date":"2024-02-09","current":13.289747,"twenty":16.44484,"median":18.039457,"eighty":20.15425,"marketCap":3484571703},{"date":"2024-02-16","current":13.618503,"twenty":16.44484,"median":18.039457,"eighty":20.15425,"marketCap":3570771410},{"date":"2024-02-23","current":13.576888,"twenty":16.432752,"median":18.039457,"eighty":20.15425,"marketCap":3559859962},{"date":"2024-03-01","current":13.532672,"twenty":16.405485,"median":18.035911,"eighty":20.152614,"marketCap":3548266548},{"date":"2024-03-08","current":13.800568,"twenty":16.385356,"median":18.035911,"eighty":20.152614,"marketCap":3618508996},{"date":"2024-03-15","current":13.618503,"twenty":16.288271,"median":18.035911,"eighty":20.152614,"marketCap":3570771410},{"date":"2024-03-22","current":13.553727,"twenty":16.23589,"median":18.035911,"eighty":20.152614,"marketCap":3553787297},{"date":"2024-03-28","current":14.074624,"twenty":16.209691,"median":18.035911,"eighty":20.152614,"marketCap":3690366363},{"date":"2024-04-05","current":14.06681,"twenty":16.173499,"median":18.039457,"eighty":20.15425,"marketCap":3688317677},{"date":"2024-04-12","current":13.663116,"twenty":16.132404,"median":18.039457,"eighty":20.15425,"marketCap":3582468901},{"date":"2024-04-19","current":13.663116,"twenty":16.09174,"median":18.039457,"eighty":20.15425,"marketCap":3582468901},{"date":"2024-04-26","current":14.116296,"twenty":16.053853,"median":18.035911,"eighty":20.152614,"marketCap":3701292688},{"date":"2024-05-03","current":14.579893,"twenty":16.042038,"median":18.035911,"eighty":20.152614,"marketCap":3822848057},{"date":"2024-05-10","current":14.381086,"twenty":15.978878,"median":18.011001,"eighty":20.152614,"marketCap":3969179759},{"date":"2024-05-17","current":14.218743,"twenty":15.95351,"median":18.005755,"eighty":20.152614,"marketCap":3924373110},{"date":"2024-05-24","current":13.681763,"twenty":15.912571,"median":17.997135,"eighty":20.121595,"marketCap":3776166502},{"date":"2024-05-31","current":13.734212,"twenty":15.856971,"median":17.993711,"eighty":20.08439,"marketCap":3790642496},{"date":"2024-06-07","current":13.541898,"twenty":15.837889,"median":17.980604,"eighty":20.020688,"marketCap":3737563851},{"date":"2024-06-14","current":13.052372,"twenty":15.821554,"median":17.969872,"eighty":19.96939,"marketCap":3602454571},{"date":"2024-06-21","current":13.207222,"twenty":15.800786,"median":17.956896,"eighty":19.907721,"marketCap":3645193221},{"date":"2024-06-28","current":13.526913,"twenty":15.766765,"median":17.951559,"eighty":19.866988,"marketCap":3733427852},{"date":"2024-07-05","current":13.564376,"twenty":15.712105,"median":17.929504,"eighty":19.808653,"marketCap":3743767848},{"date":"2024-07-12","current":14.131328,"twenty":15.679332,"median":17.920145,"eighty":19.749886,"marketCap":3900246453},{"date":"2024-07-15","current":14.308656,"twenty":15.666373,"median":17.919136,"eighty":19.745896,"marketCap":3949189100},{"date":"2024-08-02","current":14.999587,"twenty":15.635385,"median":17.886683,"eighty":19.576411,"marketCap":4135386074},{"date":"2024-08-09","current":14.501203,"twenty":15.604521,"median":17.874454,"eighty":19.532482,"marketCap":3997981612},{"date":"2024-08-16","current":14.577099,"twenty":15.50605,"median":17.867734,"eighty":19.477173,"marketCap":4018906149},{"date":"2024-08-23","current":14.599868,"twenty":15.411728,"median":17.85433,"eighty":19.438544,"marketCap":4025183511},{"date":"2024-08-30","current":14.827556,"twenty":15.314714,"median":17.841423,"eighty":19.409111,"marketCap":4087957123},{"date":"2024-09-06","current":15.212096,"twenty":15.280072,"median":17.832932,"eighty":19.386886,"marketCap":4193974779},{"date":"2024-09-13","current":15.024885,"twenty":15.236288,"median":17.80765,"eighty":19.358,"marketCap":4142360920},{"date":"2024-09-20","current":15.394246,"twenty":15.236288,"median":17.800367,"eighty":19.311082,"marketCap":4244193669},{"date":"2024-09-27","current":15.343649,"twenty":15.236288,"median":17.767308,"eighty":19.287514,"marketCap":4230243977},{"date":"2024-10-04","current":15.176678,"twenty":15.224763,"median":17.75628,"eighty":19.254985,"marketCap":4184209995},{"date":"2024-10-11","current":14.878153,"twenty":15.17842,"median":17.720129,"eighty":19.240261,"marketCap":4101906814},{"date":"2024-10-18","current":15.647233,"twenty":15.176512,"median":17.69092,"eighty":19.213194,"marketCap":4313942127},{"date":"2024-10-25","current":15.285462,"twenty":15.176512,"median":17.673358,"eighty":19.177361,"marketCap":4214201832},{"date":"2024-10-31","current":15.070423,"twenty":15.156928,"median":17.656292,"eighty":19.146162,"marketCap":4154915643},{"date":"2024-11-08","current":16.312979,"twenty":15.124337,"median":17.634765,"eighty":19.126634,"marketCap":4154915643},{"date":"2024-11-15","current":17.613704,"twenty":15.124337,"median":17.623774,"eighty":19.100028,"marketCap":4486210369},{"date":"2024-11-22","current":17.78512,"twenty":15.124337,"median":17.613704,"eighty":19.072856,"marketCap":4529870043},{"date":"2024-11-29","current":18.004308,"twenty":15.124337,"median":17.613704,"eighty":19.049512,"marketCap":4585697166},{"date":"2024-12-06","current":17.638995,"twenty":15.124337,"median":17.613704,"eighty":19.03119,"marketCap":4492651960},{"date":"2024-12-13","current":17.135987,"twenty":15.124337,"median":17.589257,"eighty":19.019763,"marketCap":4364535870},{"date":"2024-12-20","current":16.312628,"twenty":15.124337,"median":17.56338,"eighty":18.998517,"marketCap":4154826291},{"date":"2024-12-27","current":16.573967,"twenty":15.124337,"median":17.541939,"eighty":18.982766,"marketCap":4221389400},{"date":"2025-01-03","current":16.329488,"twenty":15.124337,"median":17.527996,"eighty":18.965979,"marketCap":4159120685},{"date":"2025-01-10","current":15.795569,"twenty":15.122662,"median":17.507734,"eighty":18.948868,"marketCap":4023131539},{"date":"2025-01-17","current":16.610498,"twenty":15.122662,"median":17.472136,"eighty":18.920199,"marketCap":4230693920},{"date":"2025-01-24","current":16.10468,"twenty":15.122662,"median":17.459248,"eighty":18.911521,"marketCap":4101862097},{"date":"2025-01-31","current":16.585207,"twenty":15.122662,"median":17.440193,"eighty":18.89559,"marketCap":4224252329},{"date":"2025-02-07","current":15.698414,"twenty":15.122662,"median":17.421674,"eighty":18.857358,"marketCap":4287236776},{"date":"2025-02-14","current":15.815638,"twenty":15.122662,"median":17.404079,"eighty":18.824861,"marketCap":4319250821},{"date":"2025-02-21","current":15.424902,"twenty":15.122662,"median":17.381583,"eighty":18.808654,"marketCap":4212540761},{"date":"2025-02-28","current":15.833995,"twenty":15.122662,"median":17.373351,"eighty":18.778863,"marketCap":4324264046},{"date":"2025-03-07","current":15.590113,"twenty":15.120987,"median":17.354292,"eighty":18.72653,"marketCap":4257659780},{"date":"2025-03-14","current":15.550777,"twenty":15.120987,"median":17.33282,"eighty":18.704049,"marketCap":4246917157},{"date":"2025-03-21","current":15.83924,"twenty":15.120987,"median":17.326615,"eighty":18.702013,"marketCap":4325696396},{"date":"2025-03-28","current":15.634693,"twenty":15.120987,"median":17.295185,"eighty":18.697918,"marketCap":4269834753},{"date":"2025-04-04","current":15.952003,"twenty":15.120987,"median":17.274247,"eighty":18.689047,"marketCap":4356491916},{"date":"2025-04-11","current":15.363382,"twenty":15.092836,"median":17.257004,"eighty":18.677435,"marketCap":4195739636},{"date":"2025-04-17","current":15.832855,"twenty":15.092836,"median":17.247416,"eighty":18.657718,"marketCap":4323952795},{"date":"2025-04-25","current":15.970005,"twenty":15.092479,"median":17.206322,"eighty":18.628295,"marketCap":4361408325},{"date":"2025-05-02","current":16.022755,"twenty":15.092479,"median":17.184423,"eighty":18.602852,"marketCap":4375814298},{"date":"2025-05-09","current":15.171371,"twenty":15.092479,"median":17.158071,"eighty":18.593686,"marketCap":4240398152},{"date":"2025-05-16","current":15.220484,"twenty":15.070423,"median":17.149698,"eighty":18.572148,"marketCap":4254125148},{"date":"2025-05-23","current":14.932521,"twenty":15.070037,"median":17.13232,"eighty":18.553135,"marketCap":4173639740},{"date":"2025-05-30","current":15.075205,"twenty":15.06379,"median":17.11179,"eighty":18.537938,"marketCap":4213519897},{"date":"2025-06-06","current":14.846911,"twenty":15.059498,"median":17.084243,"eighty":18.519851,"marketCap":4149711645},{"date":"2025-06-13","current":14.909173,"twenty":15.0139,"median":17.079785,"eighty":18.505918,"marketCap":4167113896},{"date":"2025-06-20","current":14.520035,"twenty":14.992915,"median":17.062632,"eighty":18.497918,"marketCap":4058349830},{"date":"2025-06-27","current":14.50447,"twenty":14.965571,"median":17.031261,"eighty":18.496233,"marketCap":4053999268},{"date":"2025-07-03","current":14.763895,"twenty":14.946854,"median":16.998821,"eighty":18.480882,"marketCap":4126508645},{"date":"2025-07-11","current":14.91955,"twenty":14.92462,"median":16.986931,"eighty":18.437672,"marketCap":4170014271},{"date":"2025-07-18","current":14.792432,"twenty":14.894645,"median":16.970314,"eighty":18.423359,"marketCap":4134484676},{"date":"2025-07-25","current":14.603051,"twenty":14.871061,"median":16.954749,"eighty":18.409773,"marketCap":4081552831},{"date":"2025-08-01","current":14.811308,"twenty":14.842887,"median":16.904417,"eighty":18.391947,"marketCap":4209373594},{"date":"2025-08-08","current":15.470101,"twenty":14.838687,"median":16.880012,"eighty":18.378475,"marketCap":4396602569},{"date":"2025-08-15","current":15.793089,"twenty":14.838687,"median":16.858978,"eighty":18.345011,"marketCap":4488395763},{"date":"2025-08-22","current":15.309617,"twenty":14.838687,"median":16.839264,"eighty":18.321614,"marketCap":4350993166},{"date":"2025-08-29","current":15.314744,"twenty":14.838687,"median":16.811936,"eighty":18.318587,"marketCap":4352450297},{"date":"2025-09-05","current":15.2686,"twenty":14.838181,"median":16.773183,"eighty":18.318801,"marketCap":4339336118},{"date":"2025-09-12","current":15.23271,"twenty":14.838687,"median":16.748361,"eighty":18.318587,"marketCap":4329136201},{"date":"2025-09-19","current":15.050697,"twenty":14.838687,"median":16.725115,"eighty":18.318587,"marketCap":4277408050},{"date":"2025-09-26","current":15.386524,"twenty":14.838687,"median":16.67849,"eighty":18.318587,"marketCap":4372850131},{"date":"2025-10-03","current":15.319871,"twenty":14.838687,"median":16.618928,"eighty":18.318587,"marketCap":4353907428},{"date":"2025-10-10","current":15.650571,"twenty":14.838687,"median":16.577365,"eighty":18.296561,"marketCap":4447892377},{"date":"2025-10-17","current":15.996653,"twenty":14.838687,"median":16.558365,"eighty":18.285037,"marketCap":4546248720},{"date":"2025-10-24","current":16.77854,"twenty":14.838687,"median":16.557676,"eighty":18.255653,"marketCap":4768461197},{"date":"2025-10-31","current":16.317099,"twenty":14.838687,"median":16.547618,"eighty":18.231144,"marketCap":4637319407},{"date":"2025-11-07","current":17.960387,"twenty":14.838687,"median":16.527527,"eighty":18.231144,"marketCap":5113322172},{"date":"2025-11-14","current":18.636387,"twenty":14.838687,"median":16.527527,"eighty":18.263812,"marketCap":5305779317},{"date":"2025-11-21","current":18.554206,"twenty":14.838687,"median":16.527527,"eighty":18.279986,"marketCap":5282382566},{"date":"2025-11-28","current":19.561579,"twenty":14.838687,"median":16.527527,"eighty":18.28877,"marketCap":5569181448},{"date":"2025-12-05","current":18.567461,"twenty":14.838687,"median":16.527527,"eighty":18.310811,"marketCap":5286156235},{"date":"2025-12-12","current":19.084402,"twenty":14.838687,"median":16.535804,"eighty":18.345011,"marketCap":5433329346},{"date":"2025-12-19","current":18.273203,"twenty":14.838687,"median":16.535804,"eighty":18.378475,"marketCap":5202380772},{"date":"2025-12-26","current":18.411054,"twenty":14.838687,"median":16.535804,"eighty":18.386914,"marketCap":5241626935},{"date":"2026-01-02","current":18.403101,"twenty":14.838687,"median":16.535804,"eighty":18.393124,"marketCap":5239362733},{"date":"2026-01-09","current":18.872324,"twenty":14.838687,"median":16.535804,"eighty":18.40099,"marketCap":5372950634},{"date":"2026-01-16","current":19.389265,"twenty":14.838687,"median":16.535804,"eighty":18.415597,"marketCap":5520123744},{"date":"2026-01-23","current":19.187791,"twenty":14.838687,"median":16.535804,"eighty":18.429273,"marketCap":5462763968},{"date":"2026-01-30","current":19.301783,"twenty":14.838687,"median":16.535804,"eighty":18.438683,"marketCap":5495217525},{"date":"2026-02-06","current":19.266938,"twenty":14.838687,"median":16.535804,"eighty":18.478329,"marketCap":5618239151},{"date":"2026-02-13","current":18.948949,"twenty":14.838687,"median":16.535804,"eighty":18.496356,"marketCap":5525513475},{"date":"2026-02-20","current":18.917889,"twenty":14.838687,"median":16.535804,"eighty":18.505169,"marketCap":5516456494},{"date":"2026-02-27","current":19.109423,"twenty":14.838687,"median":16.555174,"eighty":18.519851,"marketCap":5572307880},{"date":"2026-03-06","current":19.228485,"twenty":14.838687,"median":16.567852,"eighty":18.540952,"marketCap":5607026309},{"date":"2026-03-13","current":18.286344,"twenty":14.838687,"median":16.567852,"eighty":18.542842,"marketCap":5332297869},{"date":"2026-03-20","current":18.497261,"twenty":14.838687,"median":16.567852,"eighty":18.553082,"marketCap":5393801238},{"date":"2026-03-27","current":17.858255,"twenty":14.838687,"median":16.567852,"eighty":18.553082,"marketCap":5207467157},{"date":"2026-04-02","current":18.228618,"twenty":14.838687,"median":16.567852,"eighty":18.548475,"marketCap":5315464870},{"date":"2026-04-10","current":19.30319,"twenty":14.838687,"median":16.567852,"eighty":18.542842,"marketCap":5628810345},{"date":"2026-04-17","current":20.038699,"twenty":14.838687,"median":16.567852,"eighty":18.542842,"marketCap":5843284675},{"date":"2026-04-24","current":19.475331,"twenty":14.838687,"median":16.567852,"eighty":18.542842,"marketCap":5679006465},{"date":"2026-05-01","current":19.637038,"twenty":14.838687,"median":16.567852,"eighty":18.542842,"marketCap":5726160395},{"date":"2026-05-08","current":19.843346,"twenty":14.838687,"median":16.567852,"eighty":18.548475,"marketCap":5720836564},{"date":"2026-05-15","current":19.659291,"twenty":14.838687,"median":16.567852,"eighty":18.561844,"marketCap":5667773674},{"date":"2026-05-22","current":19.582714,"twenty":14.838687,"median":16.567852,"eighty":18.587295,"marketCap":5645696382},{"date":"2026-05-29","current":19.300169,"twenty":14.838181,"median":16.565764,"eighty":18.6196,"marketCap":5564238789},{"date":"2026-06-05","current":18.985937,"twenty":14.838687,"median":16.567852,"eighty":18.631665,"marketCap":5473645764},{"date":"2026-06-12","current":18.95425,"twenty":14.838687,"median":16.567852,"eighty":18.627951,"marketCap":5464510333},{"date":"2026-06-18","current":19.022906,"twenty":14.838687,"median":16.567852,"eighty":18.627951,"marketCap":5484303767},{"date":"2026-06-26","current":19.622201,"twenty":14.838181,"median":16.565764,"eighty":18.644594,"marketCap":5657080448},{"date":"2026-07-02","current":19.445281,"twenty":14.838181,"median":16.565764,"eighty":18.673151,"marketCap":5606074609},{"date":"2026-07-10","current":19.35022,"twenty":14.838181,"median":16.565764,"eighty":18.698923,"marketCap":5578668487},{"date":"2026-07-17","current":20.018289,"twenty":14.838181,"median":16.565764,"eighty":18.713373,"marketCap":5771272625},{"date":"2026-07-24","current":19.830807,"twenty":14.838181,"median":16.565764,"eighty":18.738043,"marketCap":5717221661},{"date":"2026-07-31","current":19.072959,"twenty":14.837675,"median":16.562272,"eighty":18.778121,"marketCap":5498733963},{"date":"2026-08-07","current":18.516618,"twenty":14.837675,"median":16.562272,"eighty":18.789961,"marketCap":5538320584},{"date":"2026-08-14","current":18.850409,"twenty":14.837675,"median":16.562272,"eighty":18.754826,"marketCap":5638157245},{"date":"2026-08-21","current":18.684696,"twenty":14.837675,"median":16.562272,"eighty":18.734473,"marketCap":5588592703},{"date":"2026-08-28","current":18.717839,"twenty":14.837675,"median":16.562272,"eighty":18.715916,"marketCap":5598505612}],"updateTime":1788219797871},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"BKH\",pageSize:20,pageCount:1,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"21628056","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312526354167-BKH","pdf_url":"","pub_time":1786939200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"BKH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526354167/0001193125-26-354167-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"NWE Q2 2026 10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526354167/bkh-ex99_1.htm","primary":true,"translateUrl":"","linkName":"bkh-ex99_1.htm","type":"EX-99.1","id":"NTFILECAbdwXvJxsJhrfMg","market":"us","size":1549019},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526354167/bkh-20260817.htm","primary":false,"translateUrl":"","linkName":"bkh-20260817.htm","type":"8-K","id":"NTFILE25ZWP8SAGszXTE2K","market":"us","size":59750},{"description":"PROFORMA STATEMENTS","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526354167/bkh-ex99_2.htm","primary":false,"translateUrl":"","linkName":"bkh-ex99_2.htm","type":"EX-99.2","id":"NTFILE5GkXnpP9QYxjhPGL","market":"us","size":851943}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-08-17 12:00","pubTimestamp":1786939200,"title_zh":"Form 8-K - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21590916","market":"us","labels":[],"media":"sec.gov","original_id":"AN9375126000421-BKH","pdf_url":"","pub_time":1786075200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","symbol":"BKH","title":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1130464/000009375126000421/0000093751-26-000421-index.htm","us_notice_code":"Form SCHEDULE 13G","us_title_en":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/93751/000009375126000421/xslSCHEDULE_13G_X02/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"SCHEDULE 13G","id":"NTFILECRsroFbiESt43Gm9","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2026-08-07 12:00","pubTimestamp":1786075200,"title_zh":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21585505","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312526337444-BKH","pdf_url":"","pub_time":1785988800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"BKH","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526337444/0001193125-26-337444-index.htm","us_notice_code":"Form 10-Q","us_title_en":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526337444/bkh-20260630.htm","primary":true,"translateUrl":"","linkName":"bkh-20260630.htm","type":"10-Q","id":"NTFILECNJnUatX22wdr7sh","market":"us","size":4907284},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526337444/bkh-ex31_1.htm","primary":false,"translateUrl":"","linkName":"bkh-ex31_1.htm","type":"EX-31.1","id":"NTFILE2TeXMJQn3V1V2N2G","market":"us","size":18435},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526337444/bkh-ex31_2.htm","primary":false,"translateUrl":"","linkName":"bkh-ex31_2.htm","type":"EX-31.2","id":"NTFILE3cbqbT7rRwPHdmej","market":"us","size":18319},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526337444/bkh-ex32_1.htm","primary":false,"translateUrl":"","linkName":"bkh-ex32_1.htm","type":"EX-32.1","id":"NTFILE6svAQ73F1qJN2V3m","market":"us","size":13287},{"description":"EX-32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526337444/bkh-ex32_2.htm","primary":false,"translateUrl":"","linkName":"bkh-ex32_2.htm","type":"EX-32.2","id":"NTFILEAYPoyVgzAMbWpUoc","market":"us","size":13314},{"description":"EX-95","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526337444/bkh-ex95.htm","primary":false,"translateUrl":"","linkName":"bkh-ex95.htm","type":"EX-95","id":"NTFILECr5UPuze5KjXyPwN","market":"us","size":25400}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2026-08-06 12:00","pubTimestamp":1785988800,"title_zh":"Form 10-Q - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21581762","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312526335259-BKH","pdf_url":"","pub_time":1785961778000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"BKH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1130464/0001193125-26-335259-index.html","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EARNINGS RELEASE","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526335259/bkh-ex99.htm","primary":true,"translateUrl":"","linkName":"bkh-ex99.htm","type":"EX-99","id":"NTFILEGDhzXFryCm1udmTH","market":"us","size":1064033},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526335259/bkh-20260805.htm","primary":false,"translateUrl":"","linkName":"bkh-20260805.htm","type":"8-K","id":"NTFILEDbBRaWoRFGa2Sz7d","market":"us","size":47366},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526335259/img129363028_0.gif","primary":false,"translateUrl":"","linkName":"img129363028_0.gif","type":"GRAPHIC","id":"NTFILEE5XJpQ2NNjQnHz8D","market":"us","size":19324}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-08-06 04:29","pubTimestamp":1785961778,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21412483","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312526276074-BKH","pdf_url":"","pub_time":1781755200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","symbol":"BKH","title":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526276074/0001193125-26-276074-index.htm","us_notice_code":"Form 11-K","us_title_en":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"11-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526276074/bkh-20251231.htm","primary":true,"translateUrl":"","linkName":"bkh-20251231.htm","type":"11-K","id":"NTFILEFUUgKqA5f7RxThgK","market":"us","size":531489},{"description":"EX-23","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526276074/bkh-ex23.htm","primary":false,"translateUrl":"","linkName":"bkh-ex23.htm","type":"EX-23","id":"NTFILE3WfhB1zzvc3WkcvG","market":"us","size":4722}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Employee Stock Ownership","pubTime":"2026-06-18 12:00","pubTimestamp":1781755200,"title_zh":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21270151","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312526226896-BKH","pdf_url":"","pub_time":1778817600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"BKH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526226896/0001193125-26-226896-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"NWE Q1 2026 10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526226896/bkh-ex99_1.htm","primary":true,"translateUrl":"","linkName":"bkh-ex99_1.htm","type":"EX-99.1","id":"NTFILEA2vZjH7aXAha444d","market":"us","size":1098628},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526226896/bkh-20260515.htm","primary":false,"translateUrl":"","linkName":"bkh-20260515.htm","type":"8-K","id":"NTFILE6cqUjZNNftKJTVEA","market":"us","size":59751},{"description":"PROFORMA STATEMENTS","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526226896/bkh-ex99_2.htm","primary":false,"translateUrl":"","linkName":"bkh-ex99_2.htm","type":"EX-99.2","id":"NTFILE6BsLE37TKUaUBZUJ","market":"us","size":845658}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-05-15 12:00","pubTimestamp":1778817600,"title_zh":"Form 8-K - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21246086","market":"us","labels":[],"media":"sec.gov","original_id":"AN9375126000212-BKH","pdf_url":"","pub_time":1778558400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","symbol":"BKH","title":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1130464/000009375126000212/0000093751-26-000212-index.htm","us_notice_code":"Form SCHEDULE 13G","us_title_en":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/93751/000009375126000212/xslSCHEDULE_13G_X02/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"SCHEDULE 13G","id":"NTFILEEbrtertyxp3kvjK6","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2026-05-12 12:00","pubTimestamp":1778558400,"title_zh":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21225361","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312526211037-BKH","pdf_url":"","pub_time":1778126400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"BKH","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526211037/0001193125-26-211037-index.htm","us_notice_code":"Form 10-Q","us_title_en":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526211037/bkh-20260331.htm","primary":true,"translateUrl":"","linkName":"bkh-20260331.htm","type":"10-Q","id":"NTFILE5eQfiDqQd4X2Enna","market":"us","size":3348579},{"description":"EX-10.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526211037/bkh-ex10_1.htm","primary":false,"translateUrl":"","linkName":"bkh-ex10_1.htm","type":"EX-10.1","id":"NTFILE5MuSjFBHzsfMxWVE","market":"us","size":55055},{"description":"EX-31.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526211037/bkh-ex31_1.htm","primary":false,"translateUrl":"","linkName":"bkh-ex31_1.htm","type":"EX-31.1","id":"NTFILEDPq9HyBjVgNnVP8t","market":"us","size":18432},{"description":"EX-31.2","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526211037/bkh-ex31_2.htm","primary":false,"translateUrl":"","linkName":"bkh-ex31_2.htm","type":"EX-31.2","id":"NTFILE8jYT7G5GkARKW7Ju","market":"us","size":18316},{"description":"EX-32.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526211037/bkh-ex32_1.htm","primary":false,"translateUrl":"","linkName":"bkh-ex32_1.htm","type":"EX-32.1","id":"NTFILE4oNFQejQgZhtcQeD","market":"us","size":13285},{"description":"EX-32.2","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526211037/bkh-ex32_2.htm","primary":false,"translateUrl":"","linkName":"bkh-ex32_2.htm","type":"EX-32.2","id":"NTFILE8HjksDYiwdQmVGvL","market":"us","size":13312},{"description":"EX-95","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526211037/bkh-ex95.htm","primary":false,"translateUrl":"","linkName":"bkh-ex95.htm","type":"EX-95","id":"NTFILEH5pJyvMaUAKhWerP","market":"us","size":25401}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2026-05-07 12:00","pubTimestamp":1778126400,"title_zh":"Form 10-Q - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21219748","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312526209210-BKH","pdf_url":"","pub_time":1778040000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"BKH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526209210/0001193125-26-209210-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EARNINGS RELEASE","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526209210/bkh-ex99.htm","primary":true,"translateUrl":"","linkName":"bkh-ex99.htm","type":"EX-99","id":"NTFILEGGxP2MnjGbC129TZ","market":"us","size":617545},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526209210/bkh-20260506.htm","primary":false,"translateUrl":"","linkName":"bkh-20260506.htm","type":"8-K","id":"NTFILEAaqmGaA5W6qBGQX9","market":"us","size":47361},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526209210/img129363028_0.gif","primary":false,"translateUrl":"","linkName":"img129363028_0.gif","type":"GRAPHIC","id":"NTFILEGXqPPhyT2dDhTR4z","market":"us","size":19324}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-05-06 12:00","pubTimestamp":1778040000,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21202310","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312526198223-BKH","pdf_url":"","pub_time":1777608000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"BKH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526198223/0001193125-26-198223-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526198223/bkh-20260429.htm","primary":true,"translateUrl":"","linkName":"bkh-20260429.htm","type":"8-K","id":"NTFILE7xW37pU5P3HLLxwM","market":"us","size":63805}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-05-01 12:00","pubTimestamp":1777608000,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21190166","market":"us","labels":[],"media":"sec.gov","original_id":"AN210011926000201-BKH","pdf_url":"","pub_time":1777435200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","symbol":"BKH","title":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1130464/000210011926000201/0002100119-26-000201-index.htm","us_notice_code":"Form SCHEDULE 13G","us_title_en":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000210011926000201/xslSCHEDULE_13G_X02/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"SCHEDULE 13G","id":"NTFILEF2exc2d1mnCpxs5s","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2026-04-29 12:00","pubTimestamp":1777435200,"title_zh":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21188385","market":"us","labels":[],"media":"sec.gov","original_id":"AN210012126000150-BKH","pdf_url":"","pub_time":1777435200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","symbol":"BKH","title":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1130464/000210012126000150/0002100121-26-000150-index.htm","us_notice_code":"Form SCHEDULE 13G","us_title_en":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000210012126000150/xslSCHEDULE_13G_X02/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"SCHEDULE 13G","id":"NTFILE2pZ9HcGBNKZscegu","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2026-04-29 12:00","pubTimestamp":1777435200,"title_zh":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20956869","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312526140217-BKH","pdf_url":"","pub_time":1775161355000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"BKH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1130464/0001193125-26-140217-index.html","us_notice_code":"Form 8-K","us_title_en":"Item 5.07: Submission of Matters to a Vote of Security Holders;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526140217/bkh-ex99_1.htm","primary":true,"translateUrl":"","linkName":"bkh-ex99_1.htm","type":"EX-99.1","id":"NTFILE6SZGgLbDdiwGRXSJ","market":"us","size":27146},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526140217/bkh-20260402.htm","primary":false,"translateUrl":"","linkName":"bkh-20260402.htm","type":"8-K","id":"NTFILEHCHYz74kb1CBokg8","market":"us","size":82796},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526140217/img40024774_0.jpg","primary":false,"translateUrl":"","linkName":"img40024774_0.jpg","type":"GRAPHIC","id":"NTFILEF9CkFA7UZ635f84Y","market":"us","size":40323},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526140217/img40024774_1.jpg","primary":false,"translateUrl":"","linkName":"img40024774_1.jpg","type":"GRAPHIC","id":"NTFILECzzhJoQFKG48tHHy","market":"us","size":14665}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-04-03 04:22","pubTimestamp":1775161355,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.07: Submission of Matters to a Vote of Security Holders;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20750158","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312526059379-BKH","pdf_url":"","pub_time":1771477200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"BKH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526059379/0001193125-26-059379-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"AUDITOR CONSENT","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526059379/bkh-ex23_1.htm","primary":true,"translateUrl":"","linkName":"bkh-ex23_1.htm","type":"EX-23.1","id":"NTFILE3je7RAhGd6VVXM4V","market":"us","size":8400},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526059379/bkh-20260219.htm","primary":false,"translateUrl":"","linkName":"bkh-20260219.htm","type":"8-K","id":"NTFILEG9unvTPjVtLGK9cM","market":"us","size":68962},{"description":"NWE AUDITED FINANCIALS","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526059379/bkh-ex99_1.htm","primary":false,"translateUrl":"","linkName":"bkh-ex99_1.htm","type":"EX-99.1","id":"NTFILEE3k1VmfgMigUie7j","market":"us","size":2215180},{"description":"PROFORMA STATEMENTS","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526059379/bkh-ex99_2.htm","primary":false,"translateUrl":"","linkName":"bkh-ex99_2.htm","type":"EX-99.2","id":"NTFILE6RBzL4ATGYHFDeQb","market":"us","size":656012}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-02-19 13:00","pubTimestamp":1771477200,"title_zh":"Form 8-K - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20725194","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312526046028-BKH","pdf_url":"","pub_time":1770786000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"BKH","title":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526046028/0001193125-26-046028-index.htm","us_notice_code":"Form 10-K","us_title_en":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526046028/bkh-20251231.htm","primary":true,"translateUrl":"","linkName":"bkh-20251231.htm","type":"10-K","id":"NTFILEeL5TqtTi7KLZf3oV","market":"us","size":7763121},{"description":"EX-10.10","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526046028/bkh-ex10_10.htm","primary":false,"translateUrl":"","linkName":"bkh-ex10_10.htm","type":"EX-10.10","id":"NTFILEGB5WbozoPXcuD7VV","market":"us","size":223771},{"description":"EX-10.11","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526046028/bkh-ex10_11.htm","primary":false,"translateUrl":"","linkName":"bkh-ex10_11.htm","type":"EX-10.11","id":"NTFILEHT7MJxMzUdjotYiG","market":"us","size":229798},{"description":"EX-10.26","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526046028/bkh-ex10_26.htm","primary":false,"translateUrl":"","linkName":"bkh-ex10_26.htm","type":"EX-10.26","id":"NTFILEF6QA2FCb6oTErdss","market":"us","size":123126},{"description":"EX-21","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526046028/bkh-ex21.htm","primary":false,"translateUrl":"","linkName":"bkh-ex21.htm","type":"EX-21","id":"NTFILE9hs6v1L2piuSEcJn","market":"us","size":52971},{"description":"EX-23.1","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526046028/bkh-ex23_1.htm","primary":false,"translateUrl":"","linkName":"bkh-ex23_1.htm","type":"EX-23.1","id":"NTFILEDeyaJMS6LNXjzHSH","market":"us","size":3937},{"description":"EX-31.1","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526046028/bkh-ex31_1.htm","primary":false,"translateUrl":"","linkName":"bkh-ex31_1.htm","type":"EX-31.1","id":"NTFILEBWd3T4ycdkk8Jm4E","market":"us","size":34678},{"description":"EX-31.2","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526046028/bkh-ex31_2.htm","primary":false,"translateUrl":"","linkName":"bkh-ex31_2.htm","type":"EX-31.2","id":"NTFILEF2yrv2p5sMosx18Y","market":"us","size":34663},{"description":"EX-32.1","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526046028/bkh-ex32_1.htm","primary":false,"translateUrl":"","linkName":"bkh-ex32_1.htm","type":"EX-32.1","id":"NTFILE3pfQfoisvd2KFnUw","market":"us","size":16545},{"description":"EX-32.2","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526046028/bkh-ex32_2.htm","primary":false,"translateUrl":"","linkName":"bkh-ex32_2.htm","type":"EX-32.2","id":"NTFILEP2r7xFLnoaXdekCb","market":"us","size":16617},{"description":"EX-95","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526046028/bkh-ex95.htm","primary":false,"translateUrl":"","linkName":"bkh-ex95.htm","type":"EX-95","id":"NTFILEEh1aTRiWsPgNMEmM","market":"us","size":31168},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526046028/img212244609_0.gif","primary":false,"translateUrl":"","linkName":"img212244609_0.gif","type":"GRAPHIC","id":"NTFILEB9hyrJn2xDqSvZ35","market":"us","size":61496}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2026-02-11 13:00","pubTimestamp":1770786000,"title_zh":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20710098","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312526041172-BKH","pdf_url":"","pub_time":1770354000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 425 - Prospectuses and communications, business combinations","symbol":"BKH","title":"Form 425 - Prospectuses and communications, business combinations","titleType":"Business Combinations","type":"usProspectusesRegistrations","url":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526041172/0001193125-26-041172-index.htm","us_notice_code":"Form 425","us_title_en":"Form 425 - Prospectuses and communications, business combinations","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"425","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526041172/q4_2025_earnings_transcr.htm","primary":true,"translateUrl":"","linkName":"q4_2025_earnings_transcr.htm","type":"425","id":"NTFILEF2XC3dztjm4YSmXS","market":"us","size":107587}],"type_name":"Recruitment Registration","type_name_en":"Recruitment Registration","titleTypeEn":"Business Combinations","us_type":"招股注册","us_type_zh":"招股注册","earn_infos":[],"event_type":"important_notice","event_name":"Business Combinations","pubTime":"2026-02-06 13:00","pubTimestamp":1770354000,"title_zh":"Form 425 - Prospectuses and communications, business combinations","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21529047","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465926010794-BKH","pdf_url":"","pub_time":1770314804000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form CORRESP - Correspondence","symbol":"BKH","title":"Form CORRESP - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1130464/0001104659-26-010794-index.html","us_notice_code":"Form CORRESP","us_title_en":"Form CORRESP - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000110465926010794/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILEDKbwznMKaZgG1eQG","market":"us","size":6187}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2026-02-06 02:06","pubTimestamp":1770314804,"title_zh":"Form CORRESP - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21529058","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465926010374-BKH","pdf_url":"","pub_time":1770243149000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form CORRESP - Correspondence","symbol":"BKH","title":"Form CORRESP - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1130464/0001104659-26-010374-index.html","us_notice_code":"Form CORRESP","us_title_en":"Form CORRESP - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000110465926010374/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILE3tsWDiNySXXsRJkK","market":"us","size":6034}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2026-02-05 06:12","pubTimestamp":1770243149,"title_zh":"Form CORRESP - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20700216","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312526037663-BKH","pdf_url":"","pub_time":1770181200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"BKH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/0001193125-26-037663-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EARNINGS RELEASE","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_1.htm","primary":true,"translateUrl":"","linkName":"bkh-ex99_1.htm","type":"EX-99.1","id":"NTFILE6Do7pbqfvE3MaGm3","market":"us","size":1106024},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-20260204.htm","primary":false,"translateUrl":"","linkName":"bkh-20260204.htm","type":"8-K","id":"NTFILE41yJVHW2n7nDQiB3","market":"us","size":48650},{"description":"EARNINGS PRESENTATION","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2.htm","primary":false,"translateUrl":"","linkName":"bkh-ex99_2.htm","type":"EX-99.2","id":"NTFILEAyyguoUDnBMPn6Nt","market":"us","size":45271},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/img40024774_0.gif","primary":false,"translateUrl":"","linkName":"img40024774_0.gif","type":"GRAPHIC","id":"NTFILE82gQZf7UdQ8JoSwe","market":"us","size":19324},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s1.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s1.jpg","type":"GRAPHIC","id":"NTFILEBpSPiyyfTAQfuBFG","market":"us","size":500179},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s2.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s2.jpg","type":"GRAPHIC","id":"NTFILE5qrrssxgSTf6R1Ka","market":"us","size":1019524},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s3.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s3.jpg","type":"GRAPHIC","id":"NTFILECFK2Pd92gdBKEqjx","market":"us","size":495914},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s4.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s4.jpg","type":"GRAPHIC","id":"NTFILECJzSVvZnGC2gfJA8","market":"us","size":434278},{"description":"GRAPHIC","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s5.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s5.jpg","type":"GRAPHIC","id":"NTFILE93ntMRb7Dv1LEBoV","market":"us","size":433513},{"description":"GRAPHIC","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s6.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s6.jpg","type":"GRAPHIC","id":"NTFILE7L8ka7re2KpjgQvJ","market":"us","size":384098},{"description":"GRAPHIC","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s7.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s7.jpg","type":"GRAPHIC","id":"NTFILE8NfnJDjNhrwui2mS","market":"us","size":509740},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s8.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s8.jpg","type":"GRAPHIC","id":"NTFILE7ZAjCxYnk81hm2E2","market":"us","size":332381},{"description":"GRAPHIC","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s9.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s9.jpg","type":"GRAPHIC","id":"NTFILEGUx28en1dXnDJZwo","market":"us","size":331339},{"description":"GRAPHIC","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s10.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s10.jpg","type":"GRAPHIC","id":"NTFILE7ihCzf7APntiYMVK","market":"us","size":332319},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s11.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s11.jpg","type":"GRAPHIC","id":"NTFILEFH4T9HmMGEPqqson","market":"us","size":362923},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s12.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s12.jpg","type":"GRAPHIC","id":"NTFILE4nnoNxbMdTYN6Xwr","market":"us","size":430979},{"description":"GRAPHIC","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s13.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s13.jpg","type":"GRAPHIC","id":"NTFILE5Gux5KBJDvoq2wpB","market":"us","size":338966},{"description":"GRAPHIC","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s14.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s14.jpg","type":"GRAPHIC","id":"NTFILEDmKDKQuNdu7uxxCW","market":"us","size":285469},{"description":"GRAPHIC","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s15.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s15.jpg","type":"GRAPHIC","id":"NTFILELS5jR8B5p4vnvDCh","market":"us","size":379917},{"description":"GRAPHIC","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s16.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s16.jpg","type":"GRAPHIC","id":"NTFILEGqXB3hqVAFFr8jyd","market":"us","size":364370},{"description":"GRAPHIC","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s17.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s17.jpg","type":"GRAPHIC","id":"NTFILEBQaK6DUZ7ehkS9bg","market":"us","size":616368},{"description":"GRAPHIC","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s18.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s18.jpg","type":"GRAPHIC","id":"NTFILE12M67ahdxnGWspyN","market":"us","size":507513},{"description":"GRAPHIC","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s19.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s19.jpg","type":"GRAPHIC","id":"NTFILE6fBzwsqefhrKzKZz","market":"us","size":516040},{"description":"GRAPHIC","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s20.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s20.jpg","type":"GRAPHIC","id":"NTFILE7pjbvPDyHbPvEhAu","market":"us","size":422172},{"description":"GRAPHIC","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s21.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s21.jpg","type":"GRAPHIC","id":"NTFILE7TaQouoeyGghXNs8","market":"us","size":399435},{"description":"GRAPHIC","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s22.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s22.jpg","type":"GRAPHIC","id":"NTFILE4THxVQfAj1Qv3Wnx","market":"us","size":500786},{"description":"GRAPHIC","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s23.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s23.jpg","type":"GRAPHIC","id":"NTFILE24XRzCxBxCEBjhiV","market":"us","size":413568},{"description":"GRAPHIC","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s24.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s24.jpg","type":"GRAPHIC","id":"NTFILEBrJfGKtUvi2odVjM","market":"us","size":318204},{"description":"GRAPHIC","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s25.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s25.jpg","type":"GRAPHIC","id":"NTFILECJD899dJXJUXVMzb","market":"us","size":342745},{"description":"GRAPHIC","seq":30,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s26.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s26.jpg","type":"GRAPHIC","id":"NTFILE3djdHHYuL4zmKjUM","market":"us","size":346877},{"description":"GRAPHIC","seq":31,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s27.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s27.jpg","type":"GRAPHIC","id":"NTFILEFEJVApLSctvr7VMS","market":"us","size":354463},{"description":"GRAPHIC","seq":32,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s28.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s28.jpg","type":"GRAPHIC","id":"NTFILEHcoNu6D6YPZRzxiC","market":"us","size":391160},{"description":"GRAPHIC","seq":33,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s29.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s29.jpg","type":"GRAPHIC","id":"NTFILEFYUniPP4Sm7tPdrL","market":"us","size":453310},{"description":"GRAPHIC","seq":34,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s30.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s30.jpg","type":"GRAPHIC","id":"NTFILE4VdmW33GLWmAm97v","market":"us","size":460322},{"description":"GRAPHIC","seq":35,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s31.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s31.jpg","type":"GRAPHIC","id":"NTFILE52fWhJYWMHH8gm1r","market":"us","size":514263},{"description":"GRAPHIC","seq":36,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s32.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s32.jpg","type":"GRAPHIC","id":"NTFILEJB7urZXGKcASDBnn","market":"us","size":459414},{"description":"GRAPHIC","seq":37,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s33.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s33.jpg","type":"GRAPHIC","id":"NTFILEAsmbDfzJBjVbjKEP","market":"us","size":302106},{"description":"GRAPHIC","seq":38,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s34.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s34.jpg","type":"GRAPHIC","id":"NTFILE9UFVp25sFA5Yh9Fs","market":"us","size":395459},{"description":"GRAPHIC","seq":39,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s35.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s35.jpg","type":"GRAPHIC","id":"NTFILE2UhiQRxpGp18Gjxc","market":"us","size":301245},{"description":"GRAPHIC","seq":40,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s36.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s36.jpg","type":"GRAPHIC","id":"NTFILE5bjXfJN5CVcjrb28","market":"us","size":283537},{"description":"GRAPHIC","seq":41,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000119312526037663/bkh-ex99_2s37.jpg","primary":false,"translateUrl":"","linkName":"bkh-ex99_2s37.jpg","type":"GRAPHIC","id":"NTFILE9vCSiWxtqg1CUYP1","market":"us","size":397231}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-02-04 13:00","pubTimestamp":1770181200,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20684043","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465926008728-BKH","pdf_url":"","pub_time":1769749200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 425 - Prospectuses and communications, business combinations","symbol":"BKH","title":"Form 425 - Prospectuses and communications, business combinations","titleType":"Business Combinations","type":"usProspectusesRegistrations","url":"https://www.sec.gov/Archives/edgar/data/1130464/000110465926008728/0001104659-26-008728-index.htm","us_notice_code":"Form 425","us_title_en":"Form 425 - Prospectuses and communications, business combinations","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"425","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000110465926008728/tm2529115d5_425.htm","primary":true,"translateUrl":"","linkName":"tm2529115d5_425.htm","type":"425","id":"NTFILEAgzTxdoaVR3bjnaA","market":"us","size":17662},{"description":"GRAPHIC","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1130464/000110465926008728/tm2529115d5_425img001.jpg","primary":false,"translateUrl":"","linkName":"tm2529115d5_425img001.jpg","type":"GRAPHIC","id":"NTFILEE5eq5nE5dSU21Tuw","market":"us","size":4125}],"type_name":"Recruitment Registration","type_name_en":"Recruitment Registration","titleTypeEn":"Business Combinations","us_type":"招股注册","us_type_zh":"招股注册","earn_infos":[],"event_type":"important_notice","event_name":"Business Combinations","pubTime":"2026-01-30 13:00","pubTimestamp":1769749200,"title_zh":"Form 425 - Prospectuses and communications, business combinations","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":12,"pageCount":1,"totalSize":228,"code":"91000000","status":"200"}]}}