BLACK HILLS CORP /SD/ (BKH) FY2025 10-K Annual Report

Filed: Feb 11, 2026
Utilities
Electric ServicesSEC EDGAR

BLACK HILLS CORP /SD/ (BKH) 10-K annual report for fiscal year 2025, filed with SEC EDGAR on Feb 11, 2026. This page provides AI-powered analysis including business overview, management discussion & analysis (MD&A), risk factors, and key financial data such as revenue, net income, gross margin, operating margin, and return on equity (ROE) extracted from XBRL.

BLACK HILLS CORP /SD/ FY2025 10-K Analysis

Business Overview

  • Core business: Regulated utility operations providing electric and natural gas services in multiple US states
  • New emphasis: Pending all-stock merger agreement with NorthWestern to create a larger utility serving 0.7 million electric and 1.5 million gas customers
  • Strategic shift: Expected geographic expansion across 8 states post-merger, increasing scale and customer base significantly
  • Quantitative metric: Serving 227,000 electric and 1,138,000 gas customers pre-merger, with extensive infrastructure including 1,386 MW generation and over 54,000 miles of gas pipelines
  • Noteworthy fact: Merger pending various regulatory approvals, aiming to close in second half of 2026 as a tax-free transaction

Management Discussion & Analysis

  • Revenue Electric Utilities $942.8M (+$66.7M YoY), Gas Utilities $1,382.8M (+$113.4M YoY), total operating income $537.5M (+$34.4M YoY)
  • Operating margin Electric Utilities 23.6% ($222.5M/ $942.8M) vs 26.6% (233.0M/876.1M), Gas Utilities 23.2% (320.8M/1,382.8M) vs 21.4% (271.3M/1,269.4M)
  • Best segment Gas Utilities operating income $320.8M (+$49.5M), worst Electric Utilities $222.5M (-$10.5M)
  • Cash flow operating activities $673.4M (-$45.9M YoY), investing activities outflow $828.2M (+$82.2M), financing activities inflow $321.8M (+$364.7M); capex $819.8M (+$75.6M), dividends paid $197.9M (+$15.6M), common stock issued $219.2M (+$37.8M)
  • Management plans refinancing $400M senior notes due Jan 2027, expects to file new shelf registration in 2026; key risk higher interest expense (+$18.4M), merger-related costs increasing Corporate loss ($4.6M)

Risk Factors

  • Risk of significant income tax expense changes from IRS or state tax audits impacting deferred tax assets valuation
  • Potential earnings volatility from adjustments to deferred tax assets due to tax law changes or interpretations
  • Exposure to changes in federal and state income tax rates affecting consolidation of separate tax entities
  • No specific operational, geopolitical, competitive, or financial risks detailed in provided text

BLACK HILLS CORP /SD/ FY2025 Key Financial Metrics
XBRL

Revenue

$2.3B

+9.0% YoY

Net Income

$292M

+6.8% YoY

Operating Margin

23.5%

-47bp YoY

Net Margin

12.8%

-26bp YoY

ROE

7.6%

-17bp YoY

Total Assets

$10.9B

+8.5% YoY

EPS (Diluted)

$3.98

+1.8% YoY

Operating Cash Flow

$673M

-6.4% YoY

Source: XBRL data from BLACK HILLS CORP /SD/ FY2025 10-K filing on SEC EDGAR. All figures in USD.

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