BLACK HILLS CORP /SD/
BKH · Electric Services
Latest available SEC filing: 10-Q ·
Latest disclosures
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Latest financial period: Q2 2026
Financial facts · Filed
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Form 10-Q
SEC filing · Filed
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Otto Robert P: Form 4
Insider disclosure · Filed · Report period 27 May 2026
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Form 4
SEC filing · Filed
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Form 10-Q
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
Institutional holders by security
Choose a share class to see reported 13F positions and quarterly changes. Different securities have separate holder histories.
- BKH · 092113109 - COMMON STOCK
Company details and SEC sources
CIK 0001130464 · SEC filing index. Filing dates describe disclosures, not live market data.
- Listed symbols
- BKH on NYSE
- SEC industry group
- Electric Services (Office of Energy and Transportation)
- Business address
- 7001 Mt Rushmore Rd, Po Box 1400, Rapid City, SD, 57709
- Incorporated in
- SD
- Fiscal year end
- 31 December
- Former names on EDGAR
- BLACK HILLS HOLDING CORP (to 26 Dec 2000)
At a glance
Names, identifiers, and filing context for this profile.
2 identity fields