Marten Transport MRTN Institutional Ownership

NASDAQ MRTN

$14.01 -0.28 (-1.96%)

As of: Sep 9, 2026 · 3:59 PM EDT

Institutions by Trading Activity

230 Institutions

Increased 122 53.0%

Unchanged 37 16.1%

Reduced 71 30.9%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

76.34%

▲+5.38 pp QoQ

Shares Held by Institutions

62.31Mn

of 81.63Mn outstanding

▲+10.18% QoQ

Shares Outstanding

81.63Mn

19.32Mn held outside 13F filers

Institutional Investors

230

filed 13F for Jun 2026

▲+6 vs prior quarter

Net Shares Added (QoQ)

+5.76Mn

accumulated since last quarter

Value of Holdings

$897.29Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Marten Transport Ltd (NASDAQ:MRTN) has 230 institutional investors that have filed 13F reports for the period ending June 2026.

Collectively, these holders controlled 76.3% of Marten Transport's outstanding shares in June 2026, up from 71.0% in March 2026.
They increased total shares held in MRTN by 10.18% quarter over quarter, and investors in Marten Transport increased 7.98% from a year ago.
Of these 230 funds, 122 grew their exposure to Marten Transport, 71 cut back, and 37 maintained positions.
Altogether, these fund groups held 62.31Mn shares in MRTN by June 2026, up by 5.76Mn shares quarter on quarter, and up 5.84Mn shares year over year.
As of June 30, 2026, BlackRock, Inc. held the largest stake in Marten Transport with 10.06Mn shares, accounting for 12.32% of total shares outstanding.
The most significant purchases of MRTN for the quarter ending June 2026 came from CRAMER ROSENTHAL MCGLYNN LLC (1.52Mn), Goldman Sachs Group Inc (1.48Mn), Nuveen, LLC (1.29Mn), Sixth Street Partners Management Company, L.P. (1.2Mn), FMR LLC (933.23K).
The largest sales of MRTN for the quarter ending June 2026 came from NUANCE INVESTMENTS, LLC (4.26Mn), Boston Partners (650.67K), FIRST TRUST ADVISORS LP (294.16K), ALLIANCEBERNSTEIN L.P. (293.24K), TEACHER RETIREMENT SYSTEM OF TEXAS (183.78K).
According to Business Quant data, leading holders of MRTN for June 2026 are BlackRock, Inc. (10.06Mn), DIMENSIONAL FUND ADVISORS LP (5.0Mn), AMERICAN CENTURY COMPANIES INC (2.8Mn), State Street Corp (2.72Mn), FMR LLC (2.7Mn), VANGUARD CAPITAL MANAGEMENT LLC (2.52Mn), Goldman Sachs Group Inc (2.1Mn), Nuveen, LLC (1.95Mn), TWO SIGMA INVESTMENTS, LP (1.83Mn), GEODE CAPITAL MANAGEMENT, LLC (1.55Mn).

Form 13F Holdings

230 Institutional Holders

Report period 30 Jun, 2026

Total shares held 62.31Mn

Of outstanding 76.34%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	10,058,930	12.32%	▲298,912	+3.06%	$174.52Mn
2	DIMENSIONAL FUND ADVISORS LP	0000354204	4,999,156	6.12%	▲105,658	+2.16%	$86.74Mn
3	AMERICAN CENTURY COMPANIES INC	0000748054	2,800,863	3.43%	▲180,895	+6.90%	$48.59Mn
4	State Street Corp	0000093751	2,723,602	3.34%	▲126,055	+4.85%	$47.25Mn
5	FMR LLC	0000315066	2,702,378	3.31%	▲933,232	+52.75%	$46.89Mn
6	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	2,524,859	3.09%	▲28,174	+1.13%	$43.81Mn
7	Goldman Sachs Group Inc	0000886982	2,101,794	2.57%	▲1,481,660	+238.93%	$36.47Mn
8	Nuveen, LLC	0001871926	1,945,243	2.38%	▲1,293,727	+198.57%	$33.75Mn
9	TWO SIGMA INVESTMENTS, LP	0001179392	1,830,565	2.24%	▲401,084	+28.06%	$31.76Mn
10	GEODE CAPITAL MANAGEMENT, LLC	0001214717	1,554,058	1.90%	▲86,004	+5.86%	$26.97Mn
11	CRAMER ROSENTHAL MCGLYNN LLC	0000820743	1,523,757	1.87%	▲1,523,757	0.00%	$26.44Mn
12	ROYCE & ASSOCIATES LP	0000906304	1,394,890	1.71%	▲414,680	+42.31%	$24.20Mn
13	Morgan Stanley	0000895421	1,353,069	1.66%	▲58,926	+4.55%	$23.48Mn
14	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	1,218,980	1.49%	▲105,153	+9.44%	$21.15Mn
15	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0000884546	1,198,050	1.47%	▼76,337	-5.99%	$20.79Mn
15	Sixth Street Partners Management Company, L.P.	0001812095	1,198,050	1.47%	▲1,198,050	0.00%	$20.79Mn
16	Ameriprise Financial Inc	0000820027	1,081,606	1.33%	▲111,626	+11.51%	$18.77Mn
17	Boston Partners	0001386060	1,049,147	1.29%	▼650,668	-38.28%	$18.20Mn
18	Russell Investments Group, Ltd.	0001692234	922,443	1.13%	▼174,947	-15.94%	$16.00Mn
19	ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	0001164508	919,740	1.13%	▲243,156	+35.94%	$15.96Mn

Showing 1 to 20 of 230 holders