Ticker: BKH CUSIP: 092113109 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 967,603 | $67,171 | $66.47 | $58.20 - $73.32 |
| Q3 2025 | 937,390 | $57,734 | $57.38 | $54.13 - $60.96 |
| Q2 2025 | 593,174 | $33,277 | $56.47 | $52.67 - $59.65 |
| Q1 2025 | 774,483 | $46,972 | $56.47 | $52.15 - $59.45 |
| Q4 2024 | 962,777 | $56,342 | $57.33 | $53.67 - $62.19 |
| Q3 2024 | 916,969 | $56,045 | $54.39 | $49.37 - $58.14 |
| Q2 2024 | 855,237 | $46,508 | $50.26 | $46.53 - $53.93 |
| Q1 2024 | 932,484 | $50,914 | $47.73 | $44.68 - $50.77 |
| Q4 2023 | 755,095 | $40,737 | $46.16 | $41.54 - $51.76 |
| Q3 2023 | 551,755 | $27,913 | $50.50 | $44.92 - $54.81 |
| Q2 2023 | 402,831 | $24,275 | $55.83 | $52.26 - $58.57 |
| Q1 2023 | 381,931 | $24,100 | $57.47 | $51.53 - $64.19 |
| Q4 2022 | 658,792 | $46,339 | $58.05 | $50.78 - $62.96 |
| Q3 2022 | 592,977 | $40 | $64.21 | $58.14 - $68.58 |
| Q2 2022 | 452,996 | $33 | $63.81 | $56.66 - $68.52 |
| Q1 2022 | 347,435 | $26,760 | $58.63 | $54.02 - $65.73 |
| Q4 2021 | 349,586 | $24,670 | $55.40 | $51.95 - $59.51 |
| Q3 2021 | 301,441 | $18,918 | $56.46 | $51.50 - $60.51 |
| Q2 2021 | 169,438 | $11,120 | $55.86 | $53.24 - $58.36 |
| Q1 2021 | 274,426 | $18,324 | $50.63 | $47.19 - $55.19 |
| Q4 2020 | 296,556 | $18,224 | $48.27 | $42.45 - $52.98 |
| Q3 2020 | 126,565 | $6,770 | $45.64 | $41.75 - $49.89 |
| Q2 2020 | 167,589 | $9,495 | $47.91 | $41.68 - $55.82 |
| Q1 2020 | 246,447 | $15,780 | $59.44 | $37.90 - $68.25 |
| Q4 2019 | 181,088 | $14,223 | $60.15 | $57.52 - $62.11 |
| Q3 2019 | 244,859 | $18,788 | $60.34 | $54.21 - $62.80 |
| Q2 2019 | 225,767 | $17,648 | $58.01 | $54.08 - $63.38 |
| Q1 2019 | 387,604 | $28,710 | $52.65 | $46.35 - $57.40 |
| Q4 2018 | 768,577 | $48,252 | $47.68 | $43.15 - $52.00 |
| Q3 2018 | 819,090 | $47,581 | $45.23 | $42.66 - $48.12 |
| Q2 2018 | 791,008 | $48,417 | $42.43 | $39.15 - $46.25 |
| Q1 2018 | 907,627 | $49,284 | $39.62 | $37.38 - $44.38 |
| Q4 2017 | 2,622,111 | $157,615 | $45.46 | $41.87 - $51.03 |
| Q3 2017 | 2,523,864 | $173,818 | $50.60 | $48.73 - $51.89 |
| Q2 2017 | 2,494,071 | $168,275 | $49.84 | $47.18 - $52.32 |
| Q1 2017 | 2,322,688 | $154,389 | $45.51 | $43.01 - $48.38 |
| Q4 2016 | 1,314,516 | $80,633 | $42.62 | $38.96 - $45.02 |
| Q3 2016 | 1,096,354 | $67,118 | $43.19 | $40.45 - $45.62 |
| Q2 2016 | 1,065,391 | $67,163 | $42.44 | $39.39 - $44.88 |
| Q1 2016 | 1,116,800 | $67,153 | $37.32 | $31.07 - $42.88 |
| Q4 2015 | 1,116,577 | $51,843 | $30.44 | $27.84 - $33.06 |
| Q3 2015 | 806,790 | $33,353 | $28.18 | $25.38 - $32.28 |
| Q2 2015 | 842,520 | $36,776 | $32.61 | $29.70 - $35.86 |
| Q1 2015 | 839,636 | $42,351 | $34.02 | $32.42 - $35.85 |
| Q4 2014 | 843,137 | $44,720 | $35.24 | $31.42 - $38.13 |
| Q3 2014 | 742,244 | $35,538 | $35.67 | $31.93 - $41.13 |
| Q2 2014 | 761,595 | $46,754 | $38.31 | $36.56 - $40.65 |
| Q1 2014 | 797,858 | $45,996 | $36.15 | $33.35 - $38.82 |
| Q4 2013 | 402,108 | $21,115 | $33.02 | $30.45 - $35.53 |
| Q3 2013 | 548,311 | $27,339 | $32.70 | $30.21 - $35.44 |
| Q2 2013 | 576,472 | $28,103 | $30.15 | $27.57 - $32.51 |
| Q4 2012 | 298,909 | $10,863 | — | — |
| Q3 2012 | 305,846 | $10,879 | — | — |
| Q2 2012 | 291,215 | $9,368 | — | — |
| Q1 2012 | 236,063 | $7,916 | — | — |