ACADIAN ASSET MANAGEMENT LLC

Position in TTEK — Tetra Tech Inc

CIK 916542 Boston, MA

Position in TTEK

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$1,655,575

+$474,766 QoQ

Shares Held

54,966

+56.1% QoQ

Ownership

0.021%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

14 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Jun 30, 2026

ACADIAN ASSET MANAGEMENT LLC holds $546,657,115 across 27 Engineering & Construction names.

#	Ticker	Company	Shares	Value (USD)
1	EME	EMCOR Group, Inc.	237,237	$196,878,241
2	FIX	Comfort Systems USA Inc	46,712	$92,580,848
3	MYRG	Myr Group Inc.	114,934	$57,512,973
4	MTZ	Mastec Inc	132,007	$54,922,832
5	PWR	Quanta Services, Inc.	49,865	$35,904,794
6	STN	Stantec Inc	409,278	$28,203,346
7	ECG	Everus Construction Group, Inc.	124,422	$20,647,830
8	FER	Ferrovial N.V.	291,081	$19,971,067

14 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,655,575	54,966	+56.1%	Shares	Defined	2026-05-13
2025-12-31	$1,180,809	35,206	+326.5%	Shares	Defined	2026-02-10
2025-09-30	$275,518	8,254	+1567.5%	Shares	Defined	2025-11-13
2024-09-30	$23,344	495	-77.2%	Shares	Defined	2024-11-12
2024-06-30	$444,335	2,173	+188.2%	Shares	Defined	2024-08-06
2023-09-30	$114,630	754	-70.8%	Shares	Defined	2023-11-13
2023-06-30	$422,121	2,578	-12.3%	Shares	Defined	2023-08-07
2023-03-31	$432,062	2,941	-92.1%	Shares	Defined	2023-05-11
2022-12-31	$5,394,970	37,158	+1011.8%	Shares	Defined	2023-02-14
2022-09-30	$429,547	3,342	-7.7%	Shares	Defined	2022-11-14
2022-06-30	$494,447	3,621	+1738.1%	Shares	Defined	2022-08-09
2021-03-31	$26,736	197	-99.2%	Shares	Defined	2021-05-11
2020-06-30	$1,990,817	25,162	-79.6%	Shares	Defined	2020-08-12
2020-03-31	$8,728,420	123,597	—	Shares	Defined	2020-05-11
No filing history on record for this holder in this stock.