---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-209210"
form_type: "8-K"
ticker: "BKH"
cik: "0001130464"
company_name: "BLACK HILLS CORP /SD/"
filed_at: "2026-05-06T23:59:59+00:00"
generated_at: "2026-05-14T22:31:57.262723+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Black Hills reports Q1 EPS $1.73, reaffirms FY26 guidance, updates on merger and data center

## Summary
- GAAP EPS $1.73, adjusted EPS $1.79; net income $131.0M vs $134.3M YoY.
- Reaffirms 2026 adjusted EPS guidance $4.25-$4.45, excluding merger costs.
- Shareholder approval of all merger proposals with NorthWestern Energy; settlements reached in MT, SD, NE.
- Executed agreement to reserve generation equipment for 1.8 GW data center project in Wyoming.
- South Dakota enacted wildfire legislation protecting utilities following mitigation plans.

## SEC filing metadata
- accession: 0001193125-26-209210
- form_type: 8-K
- ticker: BKH
- cik: 0001130464
- company_name: BLACK HILLS CORP /SD/
- filed_at: 2026-05-06T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1130464/000119312526209210/0001193125-26-209210-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1130464/000119312526209210/bkh-20260506.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-209210
- JSON: https://secwatch.observer/filing/0001193125-26-209210.json
- Plain text: https://secwatch.observer/filing/0001193125-26-209210.txt

## Source-grounded claims
- claim_id: de1beda04202f030e9aadae26010517c2f3db3f0
  claim: BLACK HILLS CORP /SD/ reported first quarter ended March 31, 2026 results: net income 131.0, EPS 1.73.
  evidence_excerpt: Net income available for common stock and earnings per share, diluted (EPS) for the three months ended March 31, 2026, compared to the three months ended March 31, 2025, were: Three Months Ended March 31, 2026 2025 (in millions, except per share amounts) GAAP: Net income available for common stock $ 131.0 $ 134.3 Earnings per share, Diluted $ 1.73 $ 1.87
  evidence_url: https://www.sec.gov/Archives/edgar/data/1130464/000119312526209210/0001193125-26-209210-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.