Campbell & CO Investment Adviser LLC

Position in TTEK — Tetra Tech Inc

CIK 1353570 BALTIMORE, MD

Position in TTEK

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

Position Value

$534,204

+$153,488 QoQ

Shares Held

18,491

+46.3% QoQ

Ownership

0.007%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

#287

of 543 holders

Holding Since

Jun 2021

15 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Industrials · as of Jun 30, 2026

Campbell & CO Investment Adviser LLC holds $16,486,033 across 12 Engineering & Construction names. TTEK ranks #10 (3.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	FER	Ferrovial N.V.	46,221	$3,171,222
2	DY	Dycom Industries Inc	6,175	$3,122,018
3	PWR	Quanta Services, Inc.	2,694	$1,939,787
4	STRL	Sterling Infrastructure, Inc.	2,042	$1,713,973
5	EXPO	Exponent Inc	24,159	$1,419,582
6	ACM	Aecom	19,685	$1,374,013
7	STN	Stantec Inc	16,451	$1,133,638
8	GVA	Granite Construction Inc	5,632	$890,306

15 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$534,204	18,491	+46.3%	Shares	Sole	2026-08-03
2026-03-31	$380,716	12,640	-84.4%	Shares	Sole	2026-05-15
2025-12-31	$2,715,230	80,955	+15.3%	Shares	Sole	2026-02-12
2025-09-30	$2,343,843	70,217	-62.9%	Shares	Sole	2025-10-28
2025-03-31	$5,528,864	189,021	+658.6%	Shares	Sole	2025-05-14
2024-12-31	$992,693	24,917	-9.0%	Shares	Sole	2025-02-10
2024-09-30	$1,290,863	27,372	+366.3%	Shares	Sole	2024-11-12
2024-06-30	$1,200,297	5,870	-37.8%	Shares	Sole	2024-08-13
2024-03-31	$1,742,738	9,435	-6.2%	Shares	Sole	2024-05-10
2023-12-31	$1,678,314	10,054	+138.8%	Shares	Sole	2024-02-13
2023-03-31	$618,638	4,211	+63.1%	Shares	Sole	2023-05-11
2022-12-31	$374,880	2,582	-23.9%	Shares	Sole	2023-02-14
2022-09-30	$436,359	3,395	-34.7%	Shares	Sole	2022-11-14
2021-12-31	$882,960	5,200	+166.7%	Shares	Sole	2022-02-10
2021-06-30	$237,978	1,950	—	Shares	Sole	2021-08-11
No filing history on record for this holder in this stock.