---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-21-020598"
form_type: "8-K"
ticker: "MRTN"
cik: "0000799167"
company_name: "MARTEN TRANSPORT LTD"
filed_at: "2021-08-20T23:59:59+00:00"
generated_at: "2026-06-29T08:47:17.751635+00:00"
event_type: "dividend"
sentiment: "positive"
materiality_score: 0.78
calibrated_materiality_score: 0.78
confidence: "high"
source: SEC EDGAR
---

# Marten Transport declares $0.50 special and $0.04 quarterly dividends; credit covenant relaxed for $80M payouts

## Summary
- Special dividend $0.50 per share plus regular quarterly $0.04 per share, payable Oct 4, 2021, record Sep 20, 2021.
- Eleventh Amendment waives limits on dividends/stock redemptions through Dec 31, 2021, total allowed up to $80M.
- Third consecutive year with a special dividend; total dividends paid since Q3 2010 reach $189.7 million.
- Executive chairman states dividend yield increases to 4.3%.

## SEC filing metadata
- accession: 0001437749-21-020598
- form_type: 8-K
- ticker: MRTN
- cik: 0000799167
- company_name: MARTEN TRANSPORT LTD
- filed_at: 2021-08-20T23:59:59+00:00
- event_type: dividend
- sentiment: positive
- materiality_score: 0.78
- calibrated_materiality_score: 0.78
- confidence: high
- sec_items: 1.01, 2.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/799167/000143774921020598/0001437749-21-020598-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/799167/000143774921020598/mrtn20210819_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-21-020598
- JSON: https://secwatch.observer/filing/0001437749-21-020598.json
- Plain text: https://secwatch.observer/filing/0001437749-21-020598.txt

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