BLACK HILLS CORP

Ticker: BKH CUSIP: 092113109 Class: COM

Swiss National Bank's Holding History (CIK: 0001582202)

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

Q4 2025

Shares 143,779 Value ($000) $9,981 Avg Close $66.47 Range $58.20 - $73.32

Q3 2025

Shares 140,579 Value ($000) $8,658 Avg Close $57.38 Range $54.13 - $60.96

Q2 2025

Shares 137,679 Value ($000) $7,724 Avg Close $56.47 Range $52.67 - $59.65

Q1 2025

Shares 138,679 Value ($000) $8,411 Avg Close $56.47 Range $52.15 - $59.45

Q4 2024

Shares 137,279 Value ($000) $8,034 Avg Close $57.33 Range $53.67 - $62.19

Q3 2024

Shares 134,679 Value ($000) $8,232 Avg Close $54.39 Range $49.37 - $58.14

Q2 2024

Shares 134,179 Value ($000) $7,297 Avg Close $50.26 Range $46.53 - $53.93

Q1 2024

Shares 134,179 Value ($000) $7,326 Avg Close $47.73 Range $44.68 - $50.77

Q4 2023

Shares 132,279 Value ($000) $7,136 Avg Close $46.16 Range $41.54 - $51.76

Q3 2023

Shares 147,079 Value ($000) $7,441 Avg Close $50.50 Range $44.92 - $54.81

Q2 2023

Shares 144,279 Value ($000) $8,694 Avg Close $55.83 Range $52.26 - $58.57

Q1 2023

Shares 140,479 Value ($000) $8,864 Avg Close $57.47 Range $51.53 - $64.19

Q4 2022

Shares 157,179 Value ($000) $11,056 Avg Close $58.05 Range $50.78 - $62.96

Q3 2022

Shares 153,779 Value ($000) $10,415 Avg Close $64.21 Range $58.14 - $68.58

Q2 2022

Shares 152,479 Value ($000) $11,096 Avg Close $63.81 Range $56.66 - $68.52

Q1 2022

Shares 150,879 Value ($000) $11,621 Avg Close $58.63 Range $54.02 - $65.73

Q4 2021

Shares 139,679 Value ($000) $9,857 Avg Close $55.40 Range $51.95 - $59.51

Q3 2021

Shares 138,979 Value ($000) $8,722 Avg Close $56.46 Range $51.50 - $60.51

Q2 2021

Shares 138,279 Value ($000) $9,075 Avg Close $55.86 Range $53.24 - $58.36

Q1 2021

Shares 143,279 Value ($000) $9,567 Avg Close $50.63 Range $47.19 - $55.19

Q4 2020

Shares 141,879 Value ($000) $8,718 Avg Close $48.27 Range $42.45 - $52.98

Q3 2020

Shares 142,179 Value ($000) $7,605 Avg Close $45.64 Range $41.75 - $49.89

Q2 2020

Shares 140,079 Value ($000) $7,937 Avg Close $47.91 Range $41.68 - $55.82

Q1 2020

Shares 119,179 Value ($000) $7,631 Avg Close $59.44 Range $37.90 - $68.25

Q4 2019

Shares 116,979 Value ($000) $9,188 Avg Close $60.15 Range $57.52 - $62.11

Q3 2019

Shares 113,579 Value ($000) $8,715 Avg Close $60.34 Range $54.21 - $62.80

Q2 2019

Shares 111,679 Value ($000) $8,730 Avg Close $58.01 Range $54.08 - $63.38

Q1 2019

Shares 109,379 Value ($000) $8,102 Avg Close $52.65 Range $46.35 - $57.40

Q4 2018

Shares 94,779 Value ($000) $5,950 Avg Close $47.68 Range $43.15 - $52.00

Q3 2018

Shares 93,179 Value ($000) $5,413 Avg Close $45.23 Range $42.66 - $48.12

Q2 2018

Shares 93,179 Value ($000) $5,703 Avg Close $42.43 Range $39.15 - $46.25

Q1 2018

Shares 93,179 Value ($000) $5,060 Avg Close $39.62 Range $37.38 - $44.38

Q4 2017

Shares 91,179 Value ($000) $5,481 Avg Close $45.46 Range $41.87 - $51.03

Q3 2017

Shares 88,979 Value ($000) $6,128 Avg Close $50.60 Range $48.73 - $51.89

Q2 2017

Shares 88,979 Value ($000) $6,003 Avg Close $49.84 Range $47.18 - $52.32

Q1 2017

Shares 87,579 Value ($000) $5,821 Avg Close $45.51 Range $43.01 - $48.38

Q4 2016

Shares 85,979 Value ($000) $5,274 Avg Close $42.62 Range $38.96 - $45.02

Q3 2016

Shares 82,379 Value ($000) $5,043 Avg Close $43.19 Range $40.45 - $45.62

Q2 2016

Shares 85,079 Value ($000) $5,363 Avg Close $42.44 Range $39.39 - $44.88

Q1 2016

Shares 85,079 Value ($000) $4,938 Avg Close $37.32 Range $31.07 - $42.88

Q4 2015

Shares 64,700 Value ($000) $3,004 Avg Close $30.44 Range $27.84 - $33.06

Q3 2015

Shares 58,500 Value ($000) $2,418 Avg Close $28.18 Range $25.38 - $32.28

Q2 2015

Shares 50,900 Value ($000) $2,222 Avg Close $32.61 Range $29.70 - $35.86

Q1 2015

Shares 50,000 Value ($000) $2,522 Avg Close $34.02 Range $32.42 - $35.85

Q4 2014

Shares 49,500 Value ($000) $2,625 Avg Close $35.24 Range $31.42 - $38.13

Q3 2014

Shares 48,400 Value ($000) $2,317 Avg Close $35.67 Range $31.93 - $41.13

Q2 2014

Shares 49,100 Value ($000) $3,014 Avg Close $38.31 Range $36.56 - $40.65

Q1 2014

Shares 47,500 Value ($000) $2,738 Avg Close $36.15 Range $33.35 - $38.82

Q4 2013

Shares 40,200 Value ($000) $2,111 Avg Close $33.02 Range $30.45 - $35.53

Q3 2013

Shares 39,700 Value ($000) $1,979 Avg Close $32.70 Range $30.21 - $35.44

Q2 2013

Shares 43,300 Value ($000) $2,111 Avg Close $30.15 Range $27.57 - $32.51

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	143,779	$9,981	$66.47	$58.20 - $73.32
Q3 2025	140,579	$8,658	$57.38	$54.13 - $60.96
Q2 2025	137,679	$7,724	$56.47	$52.67 - $59.65
Q1 2025	138,679	$8,411	$56.47	$52.15 - $59.45
Q4 2024	137,279	$8,034	$57.33	$53.67 - $62.19
Q3 2024	134,679	$8,232	$54.39	$49.37 - $58.14
Q2 2024	134,179	$7,297	$50.26	$46.53 - $53.93
Q1 2024	134,179	$7,326	$47.73	$44.68 - $50.77
Q4 2023	132,279	$7,136	$46.16	$41.54 - $51.76
Q3 2023	147,079	$7,441	$50.50	$44.92 - $54.81
Q2 2023	144,279	$8,694	$55.83	$52.26 - $58.57
Q1 2023	140,479	$8,864	$57.47	$51.53 - $64.19
Q4 2022	157,179	$11,056	$58.05	$50.78 - $62.96
Q3 2022	153,779	$10,415	$64.21	$58.14 - $68.58
Q2 2022	152,479	$11,096	$63.81	$56.66 - $68.52
Q1 2022	150,879	$11,621	$58.63	$54.02 - $65.73
Q4 2021	139,679	$9,857	$55.40	$51.95 - $59.51
Q3 2021	138,979	$8,722	$56.46	$51.50 - $60.51
Q2 2021	138,279	$9,075	$55.86	$53.24 - $58.36
Q1 2021	143,279	$9,567	$50.63	$47.19 - $55.19
Q4 2020	141,879	$8,718	$48.27	$42.45 - $52.98
Q3 2020	142,179	$7,605	$45.64	$41.75 - $49.89
Q2 2020	140,079	$7,937	$47.91	$41.68 - $55.82
Q1 2020	119,179	$7,631	$59.44	$37.90 - $68.25
Q4 2019	116,979	$9,188	$60.15	$57.52 - $62.11
Q3 2019	113,579	$8,715	$60.34	$54.21 - $62.80
Q2 2019	111,679	$8,730	$58.01	$54.08 - $63.38
Q1 2019	109,379	$8,102	$52.65	$46.35 - $57.40
Q4 2018	94,779	$5,950	$47.68	$43.15 - $52.00
Q3 2018	93,179	$5,413	$45.23	$42.66 - $48.12
Q2 2018	93,179	$5,703	$42.43	$39.15 - $46.25
Q1 2018	93,179	$5,060	$39.62	$37.38 - $44.38
Q4 2017	91,179	$5,481	$45.46	$41.87 - $51.03
Q3 2017	88,979	$6,128	$50.60	$48.73 - $51.89
Q2 2017	88,979	$6,003	$49.84	$47.18 - $52.32
Q1 2017	87,579	$5,821	$45.51	$43.01 - $48.38
Q4 2016	85,979	$5,274	$42.62	$38.96 - $45.02
Q3 2016	82,379	$5,043	$43.19	$40.45 - $45.62
Q2 2016	85,079	$5,363	$42.44	$39.39 - $44.88
Q1 2016	85,079	$4,938	$37.32	$31.07 - $42.88
Q4 2015	64,700	$3,004	$30.44	$27.84 - $33.06
Q3 2015	58,500	$2,418	$28.18	$25.38 - $32.28
Q2 2015	50,900	$2,222	$32.61	$29.70 - $35.86
Q1 2015	50,000	$2,522	$34.02	$32.42 - $35.85
Q4 2014	49,500	$2,625	$35.24	$31.42 - $38.13
Q3 2014	48,400	$2,317	$35.67	$31.93 - $41.13
Q2 2014	49,100	$3,014	$38.31	$36.56 - $40.65
Q1 2014	47,500	$2,738	$36.15	$33.35 - $38.82
Q4 2013	40,200	$2,111	$33.02	$30.45 - $35.53
Q3 2013	39,700	$1,979	$32.70	$30.21 - $35.44
Q2 2013	43,300	$2,111	$30.15	$27.57 - $32.51