// company-profile
Marten Transport Ltd
MRTNExchangeNasdaqSectorTrucking (No Local)Inc.DEFilings72Insiders13
// api This Marten Transport Ltd insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
No insider transactions in the last 30 days.
// 90-day insight
Over the last 90 days, Marten Transport Ltd insiders bought $0 across 11 transactions with no open-market sales.
- Most active insider: Baier Randall John with 1 transaction totaling $0.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Marten Transport Ltd as of 2026-03-31
Total reported AUM
$724.7M
QoQ change
+36.4%
Reporting period
2026-03-31
#1
BlackRock, Inc.
CIK 2012383
$82.2M
6.3M shares
#2
NUANCE INVESTMENTS, LLC
CIK 1473182
$63.2M
4.8M shares
#3
DIMENSIONAL FUND ADVISORS LP
CIK 354204
$61.8M
4.7M shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 5, 2026 | Baier Randall John | MRTN | Award | 4,817 | $0.00 | $0K |
| May 5, 2026 | Booth Ronald Richard | MRTN | Award | 4,100 | $0.00 | $0K |
| May 5, 2026 | Hinnendael James J | MRTN | Award | 6,766 | $0.00 | $0K |
| May 5, 2026 | IVERSON KATHLEEN P | MRTN | Award | 4,100 | $0.00 | $0K |
| May 5, 2026 | Jones Patricia L | MRTN | Award | 4,100 | $0.00 | $0K |
45 more transactions hidden
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