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AI brief of an SEC Form 8-K · MDU Resources Group (MDU)

MDU Resources elects Charles M. Kelley and Tammy J. Miller to its board

Neutral Impact 2 of 5 leadership Written later

MDU Resources increased its board to nine directors and elected Charles M. Kelley and Tammy J. Miller, both effective August 12, 2025, to serve until the 2026 Annual Meeting. Both were also appointed to the Audit Committee, and the board determined that both are independent under NYSE listing standards.

Key points

  • Board size increased to nine directors; Kelley and Miller elected August 12, 2025, effective immediately
  • Both will serve until the 2026 Annual Meeting of Stockholders and are on the Audit Committee
  • Kelley spent a 25-year career at ONEOK, most recently as senior vice president of Natural Gas Pipelines
  • Miller is a former lieutenant governor of North Dakota and former CEO and board chair of Border States

The filing

CompanyMDU Resources Group (MDU)
Form8-K, current report
Filed with the SECAug 13, 2025, 4:49 PM ET
Accession number0000067716-25-000083

Items reported: 5.02 Director / Officer Change7.01 Regulation FD Disclosure

Read the filing on SEC.gov ↗

Written by AI on Nov 8, 2026, 1:01 AM ET, from this filing only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on August 13, 2025.

Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.