Loading...
Loading...
Of the 9 tracked institutions holding MRTN, 3 have a 3-year clone track record — 3 of them beat the S&P. Average holder's clone alpha: +4.5pt. It's a gauge of who owns the name, not just how many.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Among the 9 tracked institutional investors we monitor, MRTN (MARTEN TRANS LTD) is held with a combined value of $342.69M across 21,339,521 shares. The largest holder is BlackRock, Inc. with a position worth $174.52M. MILLENNIUM MANAGEMENT LLC opened a new position in the most recent quarter. 7 funds increased their holdings. 1 fund reduced its position.
Total Institutional Value
$342.69M
Total Shares Held
21,339,521
Institutional Holders
9
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $174.52M | 0.00% | +3.1% |
| 2 | STATE STREET CORP | $47.25M | 0.00% | +4.9% |
| 3 | FMR LLC | $46.89M | 0.00% | +52.8% |
| 4 | VANGUARD GROUP INC | $45.68M | 0.00% | -5.4% |
| 5 | CITADEL ADVISORS LLC | $12.53M | 0.01% | +7.9% |
| 6 | AQR CAPITAL MANAGEMENT LLC | $6.86M | 0.00% | +14.3% |
| 7 | TWO SIGMA ADVISERS, LP | $6.84M | 0.01% | +131.7% |
| 8 | PRICE T ROWE ASSOCIATES INC /MD/ | $1.16M | 0.00% | +6.6% |
| 9 | MILLENNIUM MANAGEMENT LLC | $961.61K | 0.00% | New |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of MRTN with a position worth $174.52M, representing 0.00% of their portfolio. In total, 9 institutional investors hold MRTN with a combined value of $342.69M.
In the most recent quarter, 1 fund opened a new position in MRTN. Additionally, 7 increased their holdings and 1 reduced their positions.
Institutional investors hold $342.69M worth of MRTN stock across 9 positions. The largest institutional holder is BlackRock, Inc. with $174.52M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For MRTN, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their MRTN positions.
Last Close
$12.66
2026-10-21
YTD
+10.6%
37% of 52-week range
