Campbell & CO Investment Adviser LLC

Position in MRTN — Marten Transport Ltd

CIK 1353570 BALTIMORE, MD

Position in MRTN

as of Jun 30, 2026 · filed Aug 3, 2026 Compact

Position Value

$2,099,402

+$1,893,432 QoQ

Shares Held

121,003

+671.4% QoQ

Ownership

0.148%

of shares outstanding

% of Portfolio

0.11%

of 13F equity value

Holder Rank

#53

of 229 holders

Holding Since

Mar 2021

12 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Industrials · as of Jun 30, 2026

Campbell & CO Investment Adviser LLC holds $29,762,709 across 10 Trucking names. MRTN ranks #7 (7.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	SAIA	Saia Inc	14,872	$6,263,491
2	ODFL	Old Dominion Freight Line, Inc.	23,402	$5,068,873
3	TFII	TFI International Inc.	33,150	$4,759,345
4	XPO	XPO, Inc.	15,685	$3,219,973
5	WERN	Werner Enterprises Inc	72,057	$3,142,405
6	SNDR	Schneider National, Inc.	79,237	$2,894,527
7	MRTN	Marten Transport Ltd This page	121,003	$2,099,402
8	HTLD	Heartland Express Inc	115,112	$1,752,004

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$2,099,402	121,003	+671.4%	Shares	Sole	2026-08-03
2026-03-31	$205,970	15,687	-68.7%	Shares	Sole	2026-05-15
2025-09-30	$534,503	50,141	+13.5%	Shares	Sole	2025-10-28
2025-06-30	$573,820	44,174	+247.4%	Shares	Sole	2025-08-07
2024-09-30	$225,055	12,715	-30.6%	Shares	Sole	2024-11-12
2023-09-30	$361,363	18,334	-44.8%	Shares	Sole	2023-11-08
2023-06-30	$714,724	33,243	+38.7%	Shares	Sole	2023-08-11
2023-03-31	$502,213	23,972	+47.4%	Shares	Sole	2023-05-11
2022-12-31	$321,583	16,258	+13.7%	Shares	Sole	2023-02-14
2022-03-31	$253,968	14,300	-2.1%	Shares	Sole	2022-05-09
2021-12-31	$250,536	14,600	-19.6%	Shares	Sole	2022-02-10
2021-03-31	$308,158	18,159	—	Shares	Sole	2021-05-14
No filing history on record for this holder in this stock.