Ticker: BKH CUSIP: 092113109 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 18,824 | $1 | $66.47 | $58.20 - $73.32 |
| Q3 2025 | 19,489 | $1 | $57.38 | $54.13 - $60.96 |
| Q2 2025 | 19,833 | $1 | $56.47 | $52.67 - $59.65 |
| Q1 2025 | 19,560 | $1 | $56.47 | $52.15 - $59.45 |
| Q4 2024 | 20,600 | $1 | $57.33 | $53.67 - $62.19 |
| Q3 2024 | 20,840 | $1 | $54.39 | $49.37 - $58.14 |
| Q2 2024 | 22,170 | $1 | $50.26 | $46.53 - $53.93 |
| Q1 2024 | 24,241 | $1 | $47.73 | $44.68 - $50.77 |
| Q4 2023 | 24,683 | $1 | $46.16 | $41.54 - $51.76 |
| Q3 2023 | 25,411 | $1 | $50.50 | $44.92 - $54.81 |
| Q2 2023 | 27,863 | $2 | $55.83 | $52.26 - $58.57 |
| Q1 2023 | 28,021 | $2 | $57.47 | $51.53 - $64.19 |
| Q4 2022 | 28,288 | $2 | $58.05 | $50.78 - $62.96 |
| Q3 2022 | 28,320 | $1,918 | $64.21 | $58.14 - $68.58 |
| Q2 2022 | 28,228 | $2,054 | $63.81 | $56.66 - $68.52 |
| Q1 2022 | 28,228 | $2,174 | $58.63 | $54.02 - $65.73 |
| Q4 2021 | 28,128 | $1,985 | $55.40 | $51.95 - $59.51 |
| Q3 2021 | 28,128 | $1,766 | $56.46 | $51.50 - $60.51 |
| Q2 2021 | 28,892 | $1,896 | $55.86 | $53.24 - $58.36 |
| Q1 2021 | 28,829 | $1,925 | $50.63 | $47.19 - $55.19 |
| Q4 2020 | 29,021 | $1,783 | $48.27 | $42.45 - $52.98 |
| Q3 2020 | 29,709 | $1,589 | $45.64 | $41.75 - $49.89 |
| Q2 2020 | 29,465 | $1,669 | $47.91 | $41.68 - $55.82 |
| Q1 2020 | 29,254 | $1,874 | $59.44 | $37.90 - $68.25 |
| Q4 2019 | 28,745 | $2,257 | $60.15 | $57.52 - $62.11 |
| Q3 2019 | 28,765 | $2,207 | $60.34 | $54.21 - $62.80 |
| Q2 2019 | 28,200 | $2,204 | $58.01 | $54.08 - $63.38 |
| Q1 2019 | 27,885 | $2,065 | $52.65 | $46.35 - $57.40 |
| Q4 2018 | 27,885 | $1,751 | $47.68 | $43.15 - $52.00 |
| Q3 2018 | 28,094 | $1,632 | $45.23 | $42.66 - $48.12 |
| Q2 2018 | 31,124 | $1,905 | $42.43 | $39.15 - $46.25 |
| Q1 2018 | 31,325 | $1,701 | $39.62 | $37.38 - $44.38 |
| Q4 2017 | 30,875 | $1,856 | $45.46 | $41.87 - $51.03 |
| Q3 2017 | 27,188 | $1,872 | $50.60 | $48.73 - $51.89 |
| Q2 2017 | 25,906 | $1,748 | $49.84 | $47.18 - $52.32 |
| Q1 2017 | 26,868 | $1,786 | $45.51 | $43.01 - $48.38 |
| Q4 2016 | 29,119 | $1,786 | $42.62 | $38.96 - $45.02 |
| Q3 2016 | 31,464 | $1,926 | $43.19 | $40.45 - $45.62 |
| Q2 2016 | 31,814 | $2,006 | $42.44 | $39.39 - $44.88 |
| Q1 2016 | 31,554 | $1,897 | $37.32 | $31.07 - $42.88 |
| Q4 2015 | 32,125 | $1,492 | $30.44 | $27.84 - $33.06 |