Marten Transport Ltd (MRTN) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

80,750,000Shares Outstanding

1,294,811Shares held by institutions

$17,454,052Value of institutional holdings

69.55%Institutional ownership %

6.12%Shares Changed QoQ

193No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

According to SEC filings for the period ending December 2025, Marten Transport Ltd (NASDAQ:MRTN) is held by 193 institutional firms.

These investors collectively held 69.5% of the company's total shares outstanding in December 2025, up from 69.0% in September 2025.
In percentage terms, this reflects as a holdings change of 6.12% quarter on quarter, and a decrease of 1.53% year over year.
A review of institutional activity for Marten Transport shows 103 of 193 filers increasing their positions, while 72 reduced their stake, and 18 remained unchanged.
The aggregate institutional position in Marten Transport now stands at 56.16Mn shares as of December 2025, after investors increased their holdings (up by 3.24Mn shares quarter on quarter which is down 1.44Mn shares year over year).
BlackRock, Inc. continues to be the largest institutional holder of Marten Transport as of December 31, 2025, with a position of 9.67Mn shares, representing 11.97% of the company's outstanding stock.
Among the most significant buyers of Marten Transport during December 2025 were Boston Partners (919.56K), BlackRock, Inc. (742.32K), Russell Investments Group, Ltd. (520.27K), TWO SIGMA ADVISERS, LP (341.70K), Verition Fund Management LLC (303.36K).
Leading sellers of Marten Transport stock in December 2025 included GENEVA CAPITAL MANAGEMENT LLC (1.42Mn), Qube Research & Technologies Ltd (341.82K), JPMORGAN CHASE & CO (290.31K), Bank of New York Mellon Corp (271.32K), DIMENSIONAL FUND ADVISORS LP (270.44K).
The top 10 institutional holders of Marten Transport for the quarter ending December 2025 included BlackRock, Inc. (9.67Mn), NUANCE INVESTMENTS, LLC (6.27Mn), DIMENSIONAL FUND ADVISORS LP (4.86Mn), VANGUARD GROUP INC (4.01Mn), STATE STREET CORP (2.44Mn), AMERICAN CENTURY COMPANIES INC (2.37Mn), GENEVA CAPITAL MANAGEMENT LLC (1.87Mn), GEODE CAPITAL MANAGEMENT, LLC (1.43Mn), MORGAN STANLEY (1.34Mn), CHARLES SCHWAB INVESTMENT MANAGEMENT INC (1.23Mn).

193 Institutional Holders

1,294,811 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	9,669,430	742,315	8.32%	$110,038,117.00
NUANCE INVESTMENTS, LLC	31 Dec, 2025	6,267,340	144,925	2.37%	$71,322,324.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	4,855,737	-270,441	-5.28%	$55,258,789.00
VANGUARD GROUP INC	31 Dec, 2025	4,013,753	-228,029	-5.38%	$45,676,509.00
STATE STREET CORP	31 Dec, 2025	2,442,309	16,547	0.68%	$27,793,476.00
AMERICAN CENTURY COMPANIES INC	31 Dec, 2025	2,369,634	148,968	6.71%	$26,966,435.00
GENEVA CAPITAL MANAGEMENT LLC	31 Dec, 2025	1,868,567	-1,415,079	-43.09%	$21,264,295.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	1,433,512	-35,299	-2.40%	$16,313,772.00
MORGAN STANLEY	31 Dec, 2025	1,343,772	295,438	28.18%	$15,292,155.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	1,232,442	119,001	10.69%	$14,025,190.00
AMERIPRISE FINANCIAL INC	31 Dec, 2025	997,369	75,551	8.20%	$11,350,059.00
Russell Investments Group, Ltd.	31 Dec, 2025	924,406	520,274	128.74%	$10,519,731.00
Boston Partners	31 Dec, 2025	919,562	919,562	0.00%	$10,466,160.00
TWO SIGMA INVESTMENTS, LP	31 Dec, 2025	862,356	272,887	46.29%	$9,813,611.00
LONDON CO OF VIRGINIA	31 Dec, 2025	840,576	-53,983	-6.03%	$9,565,774.00
CITADEL ADVISORS LLC	31 Dec, 2025	701,137	261,990	59.66%	$7,978,939.00
DEPRINCE RACE & ZOLLO INC	31 Dec, 2025	693,270	221,851	47.06%	$7,889,412.00
Nuveen, LLC	31 Dec, 2025	682,224	0	0.00%	$7,763,709.00
FMR LLC	31 Dec, 2025	660,803	121,896	22.62%	$7,519,937.00
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	31 Dec, 2025	626,320	245,963	64.67%	$7,127,522.00

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