Ticker: BKH CUSIP: 092113109 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 393,348 | $27,306 | $66.47 | $58.20 - $73.32 |
| Q3 2025 | 394,453 | $24,294 | $57.38 | $54.13 - $60.96 |
| Q2 2025 | 398,630 | $22,363 | $56.47 | $52.67 - $59.65 |
| Q1 2025 | 400,553 | $24,294 | $56.47 | $52.15 - $59.45 |
| Q4 2024 | 400,393 | $23,431 | $57.33 | $53.67 - $62.19 |
| Q3 2024 | 425,736 | $26,021 | $54.39 | $49.37 - $58.14 |
| Q2 2024 | 727,736 | $39,574 | $50.26 | $46.53 - $53.93 |
| Q1 2024 | 727,165 | $39,703 | $47.73 | $44.68 - $50.77 |
| Q4 2023 | 725,151 | $39,122 | $46.16 | $41.54 - $51.76 |
| Q3 2023 | 676,440 | $34,221 | $50.50 | $44.92 - $54.81 |
| Q2 2023 | 668,760 | $40,299 | $55.83 | $52.26 - $58.57 |
| Q1 2023 | 669,096 | $42,220 | $57.47 | $51.53 - $64.19 |
| Q4 2022 | 671,106 | $47,206 | $58.05 | $50.78 - $62.96 |
| Q3 2022 | 671,258 | $45,464 | $64.21 | $58.14 - $68.58 |
| Q2 2022 | 673,183 | $48,988 | $63.81 | $56.66 - $68.52 |
| Q1 2022 | 672,771 | $51,817 | $58.63 | $54.02 - $65.73 |
| Q4 2021 | 697,408 | $49,216 | $55.40 | $51.95 - $59.51 |
| Q3 2021 | 698,190 | $43,818 | $56.46 | $51.50 - $60.51 |
| Q2 2021 | 697,140 | $45,753 | $55.86 | $53.24 - $58.36 |
| Q1 2021 | 698,698 | $46,652 | $50.63 | $47.19 - $55.19 |
| Q4 2020 | 706,470 | $43,413 | $48.27 | $42.45 - $52.98 |
| Q3 2020 | 711,576 | $38,063 | $45.64 | $41.75 - $49.89 |
| Q2 2020 | 714,600 | $39,874 | $47.91 | $41.68 - $55.82 |
| Q1 2020 | 719,579 | $46,074 | $59.44 | $37.90 - $68.25 |
| Q4 2019 | 715,708 | $56,212 | $60.15 | $57.52 - $62.11 |
| Q3 2019 | 720,803 | $55,372 | $60.34 | $54.21 - $62.80 |
| Q2 2019 | 766,709 | $59,934 | $58.01 | $54.08 - $63.38 |
| Q1 2019 | 761,397 | $56,397 | $52.65 | $46.35 - $57.40 |
| Q4 2018 | 765,059 | $48,030 | $47.68 | $43.15 - $52.00 |
| Q3 2018 | 699,802 | $40,652 | $45.23 | $42.66 - $48.12 |
| Q2 2018 | 762,911 | $46,698 | $42.43 | $39.15 - $46.25 |
| Q1 2018 | 763,357 | $41,450 | $39.62 | $37.38 - $44.38 |
| Q4 2017 | 767,384 | $46,127 | $45.46 | $41.87 - $51.03 |
| Q3 2017 | 756,995 | $52,134 | $50.60 | $48.73 - $51.89 |
| Q2 2017 | 758,052 | $51,146 | $49.84 | $47.18 - $52.32 |
| Q1 2017 | 755,368 | $50,209 | $45.51 | $43.01 - $48.38 |
| Q4 2016 | 745,522 | $45,730 | $42.62 | $38.96 - $45.02 |
| Q3 2016 | 764,875 | $46,825 | $43.19 | $40.45 - $45.62 |
| Q2 2016 | 762,431 | $48,064 | $42.44 | $39.39 - $44.88 |
| Q1 2016 | 758,725 | $46,100 | $37.32 | $31.07 - $42.88 |
| Q4 2015 | 754,570 | $35,035 | $30.44 | $27.84 - $33.06 |
| Q3 2015 | 746,110 | $30,844 | $28.18 | $25.38 - $32.28 |
| Q2 2015 | 716,730 | $31,286 | $32.61 | $29.70 - $35.86 |
| Q1 2015 | 715,764 | $36,103 | $34.02 | $32.42 - $35.85 |
| Q4 2014 | 713,904 | $37,866 | $35.24 | $31.42 - $38.13 |
| Q3 2014 | 716,358 | $34,299 | $35.67 | $31.93 - $41.13 |
| Q2 2014 | 713,868 | $43,824 | $38.31 | $36.56 - $40.65 |
| Q1 2014 | 727,139 | $41,920 | $36.15 | $33.35 - $38.82 |
| Q4 2013 | 777,950 | $40,851 | $33.02 | $30.45 - $35.53 |
| Q3 2013 | 833,221 | $41,544 | $32.70 | $30.21 - $35.44 |
| Q2 2013 | 847,112 | $41,296 | $30.15 | $27.57 - $32.51 |