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AI brief of an SEC Form 8-K · Marten Transport (MRTN)

Marten Transport CEO Tim Kohl to retire; Randolph Marten named CEO effective October 1

Neutral Impact 4 of 5 leadership Written later

Marten Transport CEO Timothy Kohl will retire effective September 30, 2025. Randolph Marten, the company's Executive Chairman, will become Chairman of the Board and CEO effective October 1, 2025. The filing says the company has not yet entered into any new material compensation arrangements tied to Marten's appointment as CEO.

Key points

  • Timothy M. Kohl retires as CEO as of close of business September 30, 2025
  • Randolph L. Marten, age 72, named Chairman and CEO effective October 1, 2025
  • Marten has been a full-time employee since 1974 and Executive Chairman since May 2021
  • No new material compensation arrangements tied to the CEO appointment as of the filing date

The filing

CompanyMarten Transport (MRTN)
Form8-K, current report
Filed with the SECAug 19, 2025, 4:02 PM ET
Accession number0001437749-25-027355

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

Read the filing on SEC.gov ↗

Written by AI on Nov 8, 2026, 6:59 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 19, 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.