---
schema_version: "secwatch.filing_event.v1"
accession: "0001539497-25-002057"
form_type: "8-K"
ticker: "MDU"
cik: "0000067716"
company_name: "MDU RESOURCES GROUP INC"
filed_at: "2025-08-07T23:59:59+00:00"
generated_at: "2026-05-17T18:36:09.181663+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# MDU Resources enters $400M at-the-market equity offering with forward sale agreements

## Summary
- Agreement with Wells Fargo and BofA Securities for sale of up to $400M in common stock via ATM.
- Company may also enter forward sale agreements; proceeds received only upon physical settlement.
- Commission to agents up to 1.0% of sales price; forward sellers receive similar commission.
- No obligation to sell; actual sales depend on market conditions, stock price, and funding needs.
- Shares registered under new shelf registration statement filed August 7, 2025.

## SEC filing metadata
- accession: 0001539497-25-002057
- form_type: 8-K
- ticker: MDU
- cik: 0000067716
- company_name: MDU RESOURCES GROUP INC
- filed_at: 2025-08-07T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/67716/000153949725002057/0001539497-25-002057-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/67716/000153949725002057/n5198_x3-8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001539497-25-002057
- JSON: https://secwatch.observer/filing/0001539497-25-002057.json
- Plain text: https://secwatch.observer/filing/0001539497-25-002057.txt

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