---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-23-001674"
form_type: "8-K"
ticker: "MRTN"
cik: "0000799167"
company_name: "MARTEN TRANSPORT LTD"
filed_at: "2023-01-24T23:59:59+00:00"
generated_at: "2026-06-20T11:17:55.057967+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Marten Transport Q4 net income $25.5M ($0.31 EPS), up 3.2% YoY; FY2022 revenue record $1.264B

## Summary
- Q4 net income $25.5M ($0.31 diluted EPS) vs $24.7M ($0.30) a year ago; 16th consecutive quarterly profit growth.
- Full-year 2022 net income $110.4M ($1.35 EPS), up 29.2% from $85.4M ($1.02) in 2021.
- Operating revenue for 2022 reached record $1.264B, up 29.8% YoY; operating income record $143.3M, up 28.3%.
- Operating ratio net of fuel surcharges improved to 86.4%, best since becoming public in 1986.
- Company started 2023 with 425 more drivers than at start of 2022, citing momentum for continued growth.

## SEC filing metadata
- accession: 0001437749-23-001674
- form_type: 8-K
- ticker: MRTN
- cik: 0000799167
- company_name: MARTEN TRANSPORT LTD
- filed_at: 2023-01-24T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/799167/000143774923001674/0001437749-23-001674-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/799167/000143774923001674/mrtn20230118_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-23-001674
- JSON: https://secwatch.observer/filing/0001437749-23-001674.json
- Plain text: https://secwatch.observer/filing/0001437749-23-001674.txt

## Key facts
- Earnings Releases
  MARTEN TRANSPORT LTD reported the fourth quarter ended December 31, 2022 results: revenue $322.6 million, net income $25.5 million, EPS 31 cents per diluted share.
  - Period: the fourth quarter ended December 31, 2022
  - Revenue: $322.6 million
  - Net income: $25.5 million
  - EPS: 31 cents per diluted share
  - Result: reported results
  source text: surcharges 15.8 % 23.1 % 8.3 % 6.8 % 8.6 % Operating income 6.9 % 28.3 % 19.8 % 21.9 % 8.7 % Net income 3.2 % 29.2 % 22.9 % 13.8 % 11.0 % Operating revenue improved 20.9% to $322.6 million for the fourth quarter of 2022 from $266.9 million for the fourth quarter of 2021. Excluding fuel surcharges, operating revenue improved 15.8% to $269.7 million for the 2022
  evidence_url: https://www.sec.gov/Archives/edgar/data/799167/000143774923001674/0001437749-23-001674-index.htm
- Earnings Releases
  MARTEN TRANSPORT LTD reported the year ended December 31, 2022 results: revenue $1.264 billion, net income $110.4 million, EPS $1.35 per diluted share.
  - Period: the year ended December 31, 2022
  - Revenue: $1.264 billion
  - Net income: $110.4 million
  - EPS: $1.35 per diluted share
  - Result: reported results
  source text: revenue increased to $52.9 million for the 2022 quarter from $34.0 million for the 2021 quarter, reflecting significantly higher fuel prices. Operating revenue improved 29.8% to $1.264 billion for 2022, the highest amount for any year in Marten’s 77-year history, from $973.6 million for 2021. Excluding fuel surcharges, operating revenue improved 23.1% to $1.053 billion
  evidence_url: https://www.sec.gov/Archives/edgar/data/799167/000143774923001674/0001437749-23-001674-index.htm

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