BLACK HILLS CORP

Ticker: BKH CUSIP: 092113109 Class: COM

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 207,132 Value ($000) $14,379 Avg Close $66.47 Range $58.20 - $73.32

Q3 2025

Shares 207,428 Value ($000) $12,775 Avg Close $57.38 Range $54.13 - $60.96

Q2 2025

Shares 207,982 Value ($000) $11,668 Avg Close $56.47 Range $52.67 - $59.65

Q1 2025

Shares 192,921 Value ($000) $11,701 Avg Close $56.47 Range $52.15 - $59.45

Q4 2024

Shares 191,421 Value ($000) $11,202 Avg Close $57.33 Range $53.67 - $62.19

Q3 2024

Shares 191,421 Value ($000) $11,700 Avg Close $54.39 Range $49.37 - $58.14

Q2 2024

Shares 191,421 Value ($000) $10,409 Avg Close $50.26 Range $46.53 - $53.93

Q1 2024

Shares 191,591 Value ($000) $10,461 Avg Close $47.73 Range $44.68 - $50.77

Q4 2023

Shares 191,591 Value ($000) $10,336 Avg Close $46.16 Range $41.54 - $51.76

Q3 2023

Shares 191,991 Value ($000) $9,713 Avg Close $50.50 Range $44.92 - $54.81

Q2 2023

Shares 192,091 Value ($000) $11,575 Avg Close $55.83 Range $52.26 - $58.57

Q1 2023

Shares 192,591 Value ($000) $12,152 Avg Close $57.47 Range $51.53 - $64.19

Q4 2022

Shares 192,991 Value ($000) $13,575 Avg Close $58.05 Range $50.78 - $62.96

Q3 2022

Shares 194,391 Value ($000) $13,166 Avg Close $64.21 Range $58.14 - $68.58

Q2 2022

Shares 201,491 Value ($000) $14,663 Avg Close $63.81 Range $56.66 - $68.52

Q1 2022

Shares 202,491 Value ($000) $15,596 Avg Close $58.63 Range $54.02 - $65.73

Q4 2021

Shares 201,491 Value ($000) $14,219 Avg Close $55.40 Range $51.95 - $59.51

Q3 2021

Shares 201,491 Value ($000) $12,646 Avg Close $56.46 Range $51.50 - $60.51

Q2 2021

Shares 206,441 Value ($000) $13,549 Avg Close $55.86 Range $53.24 - $58.36

Q1 2021

Shares 213,441 Value ($000) $14,251 Avg Close $50.63 Range $47.19 - $55.19

Q4 2020

Shares 214,141 Value ($000) $13,159 Avg Close $48.27 Range $42.45 - $52.98

Q3 2020

Shares 215,275 Value ($000) $11,515 Avg Close $45.64 Range $41.75 - $49.89

Q2 2020

Shares 203,599 Value ($000) $11,536 Avg Close $47.91 Range $41.68 - $55.82

Q1 2020

Shares 204,899 Value ($000) $13,120 Avg Close $59.44 Range $37.90 - $68.25

Q4 2019

Shares 215,899 Value ($000) $16,957 Avg Close $60.15 Range $57.52 - $62.11

Q3 2019

Shares 238,499 Value ($000) $18,300 Avg Close $60.34 Range $54.21 - $62.80

Q2 2019

Shares 265,399 Value ($000) $20,746 Avg Close $58.01 Range $54.08 - $63.38

Q1 2019

Shares 301,199 Value ($000) $22,310 Avg Close $52.65 Range $46.35 - $57.40

Q4 2018

Shares 311,399 Value ($000) $19,550 Avg Close $47.68 Range $43.15 - $52.00

Q3 2018

Shares 321,399 Value ($000) $18,670 Avg Close $45.23 Range $42.66 - $48.12

Q2 2018

Shares 327,799 Value ($000) $20,065 Avg Close $42.43 Range $39.15 - $46.25

Q1 2018

Shares 338,591 Value ($000) $18,385 Avg Close $39.62 Range $37.38 - $44.38

Q4 2017

Shares 341,791 Value ($000) $20,545 Avg Close $45.46 Range $41.87 - $51.03

Q3 2017

Shares 341,826 Value ($000) $23,542 Avg Close $50.60 Range $48.73 - $51.89

Q2 2017

Shares 367,026 Value ($000) $24,763 Avg Close $49.84 Range $47.18 - $52.32

Q1 2017

Shares 410,926 Value ($000) $27,314 Avg Close $45.51 Range $43.01 - $48.38

Q4 2016

Shares 423,913 Value ($000) $26,003 Avg Close $42.62 Range $38.96 - $45.02

Q3 2016

Shares 426,410 Value ($000) $26,105 Avg Close $43.19 Range $40.45 - $45.62

Q2 2016

Shares 451,810 Value ($000) $28,482 Avg Close $42.44 Range $39.39 - $44.88

Q1 2016

Shares 456,410 Value ($000) $27,444 Avg Close $37.32 Range $31.07 - $42.88

Q4 2015

Shares 487,110 Value ($000) $22,617 Avg Close $30.44 Range $27.84 - $33.06

Q3 2015

Shares 501,310 Value ($000) $20,724 Avg Close $28.18 Range $25.38 - $32.28

Q2 2015

Shares 505,110 Value ($000) $22,048 Avg Close $32.61 Range $29.70 - $35.86

Q1 2015

Shares 526,060 Value ($000) $26,534 Avg Close $34.02 Range $32.42 - $35.85

Q4 2014

Shares 548,260 Value ($000) $29,080 Avg Close $35.24 Range $31.42 - $38.13

Q3 2014

Shares 617,460 Value ($000) $29,564 Avg Close $35.67 Range $31.93 - $41.13

Q2 2014

Shares 627,240 Value ($000) $38,506 Avg Close $38.31 Range $36.56 - $40.65

Q1 2014

Shares 631,140 Value ($000) $36,385 Avg Close $36.15 Range $33.35 - $38.82

Q4 2013

Shares 641,440 Value ($000) $33,682 Avg Close $33.02 Range $30.45 - $35.53

Q3 2013

Shares 648,740 Value ($000) $32,346 Avg Close $32.70 Range $30.21 - $35.44

Q2 2013

Shares 650,240 Value ($000) $31,699 Avg Close $30.15 Range $27.57 - $32.51

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	207,132	$14,379	$66.47	$58.20 - $73.32
Q3 2025	207,428	$12,775	$57.38	$54.13 - $60.96
Q2 2025	207,982	$11,668	$56.47	$52.67 - $59.65
Q1 2025	192,921	$11,701	$56.47	$52.15 - $59.45
Q4 2024	191,421	$11,202	$57.33	$53.67 - $62.19
Q3 2024	191,421	$11,700	$54.39	$49.37 - $58.14
Q2 2024	191,421	$10,409	$50.26	$46.53 - $53.93
Q1 2024	191,591	$10,461	$47.73	$44.68 - $50.77
Q4 2023	191,591	$10,336	$46.16	$41.54 - $51.76
Q3 2023	191,991	$9,713	$50.50	$44.92 - $54.81
Q2 2023	192,091	$11,575	$55.83	$52.26 - $58.57
Q1 2023	192,591	$12,152	$57.47	$51.53 - $64.19
Q4 2022	192,991	$13,575	$58.05	$50.78 - $62.96
Q3 2022	194,391	$13,166	$64.21	$58.14 - $68.58
Q2 2022	201,491	$14,663	$63.81	$56.66 - $68.52
Q1 2022	202,491	$15,596	$58.63	$54.02 - $65.73
Q4 2021	201,491	$14,219	$55.40	$51.95 - $59.51
Q3 2021	201,491	$12,646	$56.46	$51.50 - $60.51
Q2 2021	206,441	$13,549	$55.86	$53.24 - $58.36
Q1 2021	213,441	$14,251	$50.63	$47.19 - $55.19
Q4 2020	214,141	$13,159	$48.27	$42.45 - $52.98
Q3 2020	215,275	$11,515	$45.64	$41.75 - $49.89
Q2 2020	203,599	$11,536	$47.91	$41.68 - $55.82
Q1 2020	204,899	$13,120	$59.44	$37.90 - $68.25
Q4 2019	215,899	$16,957	$60.15	$57.52 - $62.11
Q3 2019	238,499	$18,300	$60.34	$54.21 - $62.80
Q2 2019	265,399	$20,746	$58.01	$54.08 - $63.38
Q1 2019	301,199	$22,310	$52.65	$46.35 - $57.40
Q4 2018	311,399	$19,550	$47.68	$43.15 - $52.00
Q3 2018	321,399	$18,670	$45.23	$42.66 - $48.12
Q2 2018	327,799	$20,065	$42.43	$39.15 - $46.25
Q1 2018	338,591	$18,385	$39.62	$37.38 - $44.38
Q4 2017	341,791	$20,545	$45.46	$41.87 - $51.03
Q3 2017	341,826	$23,542	$50.60	$48.73 - $51.89
Q2 2017	367,026	$24,763	$49.84	$47.18 - $52.32
Q1 2017	410,926	$27,314	$45.51	$43.01 - $48.38
Q4 2016	423,913	$26,003	$42.62	$38.96 - $45.02
Q3 2016	426,410	$26,105	$43.19	$40.45 - $45.62
Q2 2016	451,810	$28,482	$42.44	$39.39 - $44.88
Q1 2016	456,410	$27,444	$37.32	$31.07 - $42.88
Q4 2015	487,110	$22,617	$30.44	$27.84 - $33.06
Q3 2015	501,310	$20,724	$28.18	$25.38 - $32.28
Q2 2015	505,110	$22,048	$32.61	$29.70 - $35.86
Q1 2015	526,060	$26,534	$34.02	$32.42 - $35.85
Q4 2014	548,260	$29,080	$35.24	$31.42 - $38.13
Q3 2014	617,460	$29,564	$35.67	$31.93 - $41.13
Q2 2014	627,240	$38,506	$38.31	$36.56 - $40.65
Q1 2014	631,140	$36,385	$36.15	$33.35 - $38.82
Q4 2013	641,440	$33,682	$33.02	$30.45 - $35.53
Q3 2013	648,740	$32,346	$32.70	$30.21 - $35.44
Q2 2013	650,240	$31,699	$30.15	$27.57 - $32.51