BLACK HILLS CORP /SD/

NYSE:BKH

Electric Services·RAPID CITY, SD

Black is a color that results from the absence or complete absorption of visible light. It is an achromatic color, without chroma, like white and grey.

Financials

20 shown

Type	Period	Ended	Filed
10-K	FY 2025	12/31/25	2/11/26	→
10-Q	Q3 2025	9/30/25	11/6/25	→
10-Q	Q2 2025	6/30/25	7/31/25	→
10-Q	Q1 2025	3/31/25	5/8/25	→
10-K	FY 2024	12/31/24	2/12/25	→
10-Q	Q3 2024	9/30/24	11/7/24	→
↓

Earnings Releases (8-K)

33 shown

Filed	Period
2/4/26	Q1 FY2026	→
11/5/25	Q4 FY2025	→
7/30/25	Q2 FY2025	→
5/8/25	Q2 FY2025	→
2/5/25	Q1 FY2025	→
11/6/24	Q4 FY2024	→
↓

News (8-K)

47 shown

Filed	Type	Description
2/19/26	Other	Other Events	→
10/2/25	Agreement	Entry into a Material Definitive Agreement	→
9/29/25	Agreement	Entry into a Material Definitive Agreement	→
9/15/25	Other	Other Events	→
8/19/25	Exec Change	Entry into a Material Definitive Agreement	→
8/19/25	Reg FD	Regulation FD Disclosure	→
↓

Prospectuses & Registrations

40 shown

Filed	Form	Description
2/6/26	424B3	424B3	→
1/30/26	S-4	S-4	→
9/26/25	424B2	424B2	→
9/25/25	FWP	FWP	→
9/25/25	424B5	424B5	→
5/8/25	424B5	424B5	→
↓

Filing History(1000 filings)

TypeDateAccessionPeriodSize

8-K

Feb 19, 2026

0001193125-26-0593798-K

Feb 19, 2026

3.1 MB

Feb 18, 2026

0001130464-26-000046PRIMARY DOCUMENT

Dec 1, 2025

8.5 KB

Feb 13, 2026

0001130464-26-000043PRIMARY DOCUMENT

Feb 12, 2026

6.2 KB

Feb 13, 2026

0001130464-26-000042PRIMARY DOCUMENT

Feb 12, 2026

6.9 KB

Feb 13, 2026

0001130464-26-000041PRIMARY DOCUMENT

Feb 12, 2026

7.1 KB

10-K

Feb 11, 2026

0001193125-26-04602810-K

Dec 31, 2025

29.9 MB

Feb 10, 2026

0001130464-26-000037PRIMARY DOCUMENT

Feb 6, 2026

10.4 KB

Feb 10, 2026

0001130464-26-000035PRIMARY DOCUMENT

Feb 6, 2026

9.5 KB

Feb 10, 2026

0001130464-26-000034PRIMARY DOCUMENT

Feb 6, 2026

10.1 KB

Feb 10, 2026

0001130464-26-000033PRIMARY DOCUMENT

Feb 6, 2026

6.2 KB

Feb 10, 2026

0001130464-26-000029PRIMARY DOCUMENT

Feb 6, 2026

4.6 KB

Feb 10, 2026

0001130464-26-000028PRIMARY DOCUMENT

Feb 6, 2026

4.6 KB

EFFECT

Feb 6, 2026

9999999995-26-000474

—

1.8 KB

Feb 6, 2026

0001130464-26-000024PRIMARY DOCUMENT

Dec 31, 2024

7.1 KB

Feb 6, 2026

0001130464-26-000023PRIMARY DOCUMENT

Dec 31, 2024

7.1 KB

Feb 6, 2026

0001130464-26-000022PRIMARY DOCUMENT

Dec 31, 2024

7.1 KB

Feb 6, 2026

0001130464-26-000021PRIMARY DOCUMENT

Dec 31, 2024

7.0 KB

Feb 6, 2026

0001130464-26-000020PRIMARY DOCUMENT

Dec 31, 2024

6.9 KB

Feb 6, 2026

0001130464-26-000019PRIMARY DOCUMENT

Dec 31, 2024

4.5 KB

Feb 6, 2026

0001130464-26-000018PRIMARY DOCUMENT

Dec 31, 2024

4.4 KB

Feb 6, 2026

0001130464-26-000017PRIMARY DOCUMENT

Dec 31, 2024

7.0 KB

Feb 6, 2026

0001130464-26-000016PRIMARY DOCUMENT

Dec 31, 2024

6.9 KB

424B3

Feb 6, 2026

0001104659-26-011554424B3

—

3.9 MB

425

Feb 6, 2026

0001193125-26-041172425

—

106.8 KB

Feb 5, 2026

0001130464-26-000005PRIMARY DOCUMENT

Dec 31, 2024

5.3 KB

25 filings shown

Filed	Form	Description
3/14/25	DEF 14A	DEF 14A	→
3/15/24	DEF 14A	DEF 14A	→
3/15/23	DEF 14A	DEF 14A	→
3/17/22	DEF 14A	DEF 14A	→
3/18/21	DEF 14A	DEF 14A	→
4/15/20	DEFA14A	DEFA14A	→
↓

BLACK HILLS CORP /SD/

Financials

Earnings Releases (8-K)

News (8-K)

Prospectuses & Registrations

Filing History(1000 filings)

Proxies

Ownership

Other Filings

Filed	Form	Description
2/18/26	4	PRIMARY DOCUMENT	→
2/13/26	4	PRIMARY DOCUMENT	→
2/13/26	4	PRIMARY DOCUMENT	→
2/13/26	4	PRIMARY DOCUMENT	→
2/10/26	4	PRIMARY DOCUMENT	→
2/10/26	4	PRIMARY DOCUMENT	→
↓