---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-23-010548"
form_type: "8-K"
ticker: "MRTN"
cik: "0000799167"
company_name: "MARTEN TRANSPORT LTD"
filed_at: "2023-04-18T23:59:59+00:00"
generated_at: "2026-06-17T01:02:02.209557+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Marten Transport Q1 EPS falls to $0.28 from $0.33; revenue up 3.7% to $298M

## Summary
- Net income $22.5M ($0.28 diluted EPS) vs $27.5M ($0.33) in Q1 2022, down 18%.
- Operating revenue $298.0M (+3.7%); ex-fuel surcharge $254.9M (+3.9%).
- Operating income $29.0M vs $35.9M; operating margin declined to 9.7% from 12.5%.
- Fuel surcharge revenue increased to $43.1M from $42.0M.
- Management cites severe weather and softer freight market; expects increased carrier exits.

## SEC filing metadata
- accession: 0001437749-23-010548
- form_type: 8-K
- ticker: MRTN
- cik: 0000799167
- company_name: MARTEN TRANSPORT LTD
- filed_at: 2023-04-18T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/799167/000143774923010548/0001437749-23-010548-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/799167/000143774923010548/mrtn20230415_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-23-010548
- JSON: https://secwatch.observer/filing/0001437749-23-010548.json
- Plain text: https://secwatch.observer/filing/0001437749-23-010548.txt

## Key facts
- Earnings Releases
  MARTEN TRANSPORT LTD reported first quarter ended March 31, 2023 results: revenue $298.0 million, net income $22.5 million, EPS 28 cents per diluted share.
  - Period: first quarter ended March 31, 2023
  - Revenue: $298.0 million
  - Net income: $22.5 million
  - EPS: 28 cents per diluted share
  - Result: reported results
  source text: Marten Transport, Ltd. (Nasdaq/GS:MRTN) today reported net income of $22.5 million, or 28 cents per diluted share, for the first quarter ended March 31, 2023, compared with $27.5 million, or 33 cents per diluted share, for the first quarter of 2022. Operating revenue improved 3.7% to $298.0 million for the first quarter of 2023 from $287.3 million for the first quarter of 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/799167/000143774923010548/0001437749-23-010548-index.htm

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