Ticker: BKH CUSIP: 092113109 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 533,331 | $37,024 | $66.47 | $58.20 - $73.32 |
| Q3 2025 | 538,245 | $33,151 | $57.38 | $54.13 - $60.96 |
| Q2 2025 | 537,873 | $30,175 | $56.47 | $52.67 - $59.65 |
| Q1 2025 | 455,100 | $27,602 | $56.47 | $52.15 - $59.45 |
| Q4 2024 | 456,600 | $26,720 | $57.33 | $53.67 - $62.19 |
| Q3 2024 | 457,100 | $27,938 | $54.39 | $49.37 - $58.14 |
| Q2 2024 | 457,600 | $24,884 | $50.26 | $46.53 - $53.93 |
| Q1 2024 | 459,000 | $25,061 | $47.73 | $44.68 - $50.77 |
| Q4 2023 | 460,100 | $24,822 | $46.16 | $41.54 - $51.76 |
| Q3 2023 | 460,600 | $23,302 | $50.50 | $44.92 - $54.81 |
| Q2 2023 | 462,600 | $27,876 | $55.83 | $52.26 - $58.57 |
| Q1 2023 | 464,108 | $29,285 | $57.47 | $51.53 - $64.19 |
| Q4 2022 | 457,600 | $32,188 | $58.05 | $50.78 - $62.96 |
| Q3 2022 | 457,600 | $30,993 | $64.21 | $58.14 - $68.58 |
| Q2 2022 | 460,100 | $33,481 | $63.81 | $56.66 - $68.52 |
| Q1 2022 | 461,600 | $35,552 | $58.63 | $54.02 - $65.73 |
| Q4 2021 | 466,100 | $32,893 | $55.40 | $51.95 - $59.51 |
| Q3 2021 | 470,600 | $29,535 | $56.46 | $51.50 - $60.51 |
| Q2 2021 | 471,600 | $30,951 | $55.86 | $53.24 - $58.36 |
| Q1 2021 | 476,600 | $31,823 | $50.63 | $47.19 - $55.19 |
| Q4 2020 | 477,600 | $29,349 | $48.27 | $42.45 - $52.98 |
| Q3 2020 | 477,600 | $25,547 | $45.64 | $41.75 - $49.89 |
| Q2 2020 | 477,600 | $27,061 | $47.91 | $41.68 - $55.82 |
| Q1 2020 | 467,600 | $29,940 | $59.44 | $37.90 - $68.25 |
| Q4 2019 | 469,600 | $36,882 | $60.15 | $57.52 - $62.11 |
| Q3 2019 | 496,000 | $38,058 | $60.34 | $54.21 - $62.80 |
| Q2 2019 | 531,400 | $41,540 | $58.01 | $54.08 - $63.38 |
| Q1 2019 | 652,400 | $48,323 | $52.65 | $46.35 - $57.40 |
| Q4 2018 | 717,400 | $45,038 | $47.68 | $43.15 - $52.00 |
| Q3 2018 | 765,400 | $44,462 | $45.23 | $42.66 - $48.12 |
| Q2 2018 | 782,800 | $47,915 | $42.43 | $39.15 - $46.25 |
| Q1 2018 | 789,200 | $42,854 | $39.62 | $37.38 - $44.38 |
| Q4 2017 | 794,200 | $47,739 | $45.46 | $41.87 - $51.03 |
| Q3 2017 | 798,200 | $54,972 | $50.60 | $48.73 - $51.89 |
| Q2 2017 | 816,500 | $55,089 | $49.84 | $47.18 - $52.32 |
| Q1 2017 | 848,500 | $56,400 | $45.51 | $43.01 - $48.38 |
| Q4 2016 | 876,500 | $53,765 | $42.62 | $38.96 - $45.02 |
| Q3 2016 | 883,500 | $54,088 | $43.19 | $40.45 - $45.62 |
| Q2 2016 | 896,500 | $56,515 | $42.44 | $39.39 - $44.88 |
| Q1 2016 | 926,500 | $55,710 | $37.32 | $31.07 - $42.88 |
| Q4 2015 | 1,015,500 | $47,150 | $30.44 | $27.84 - $33.06 |
| Q3 2015 | 1,023,500 | $42,311 | $28.18 | $25.38 - $32.28 |
| Q2 2015 | 1,033,500 | $45,112 | $32.61 | $29.70 - $35.86 |
| Q1 2015 | 1,028,500 | $51,878 | $34.02 | $32.42 - $35.85 |
| Q4 2014 | 1,239,500 | $65,743 | $35.24 | $31.42 - $38.13 |
| Q3 2014 | 1,253,500 | $60,018 | $35.67 | $31.93 - $41.13 |
| Q2 2014 | 1,254,500 | $77,014 | $38.31 | $36.56 - $40.65 |
| Q1 2014 | 1,256,000 | $72,408 | $36.15 | $33.35 - $38.82 |
| Q4 2013 | 1,260,500 | $66,189 | $33.02 | $30.45 - $35.53 |
| Q3 2013 | 1,267,500 | $63,198 | $32.70 | $30.21 - $35.44 |
| Q2 2013 | 1,273,000 | $62,059 | $30.15 | $27.57 - $32.51 |