MORGAN STANLEY

Position in TTEK — Tetra Tech Inc

CIK 895421 NEW YORK, NY

Back to TTEK Full portfolio

Position in TTEK

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$67,453,853

-$10,383,761 QoQ

Shares Held

2,239,504

-3.5% QoQ

Ownership

0.863%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 84.71255242232209.ToString("F0")% Shared 0.ToString("F0")% None 15.287447577677915.ToString("F0")%

Common Shares in TTEK Over Time

Shares Held

Position Value (USD)

Position in Engineering & Construction

Industrials · as of Mar 31, 2026

MORGAN STANLEY holds $4,785,070,103 across 42 Engineering & Construction names. TTEK ranks #19 (1.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	PWR	Quanta Services, Inc.	2,146,470	$1,178,454,949
2	FIX	Comfort Systems USA Inc	460,135	$634,521,557
3	J	Jacobs Solutions Inc.	3,132,637	$398,722,028
4	EME	EMCOR Group, Inc.	529,288	$390,778,614
5	BLD	QXO Insulation, LLC	568,816	$199,825,054
6	STRL	Sterling Infrastructure, Inc.	467,749	$190,500,131
7	MTZ	Mastec Inc	586,743	$188,778,684
8	ACM	Aecom	1,679,469	$142,452,553

All Filings in TTEK

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$67,453,853	2,239,504	-3.5%	Shares	Defined	2026-05-15
2025-12-31	$77,837,614	2,320,740	-2.5%	Shares	Defined	2026-05-27
2025-09-30	$79,490,994	2,381,396	-11.6%	Shares	Defined	2026-05-27
2025-06-30	$96,900,184	2,694,666	-11.1%	Shares	Defined	2025-08-15
2025-03-31	$88,656,510	3,030,992	+29.8%	Shares	Defined	2025-05-15
2024-12-31	$93,035,598	2,335,231	+0.4%	Shares	Defined	2025-05-15
2024-09-30	$109,674,677	2,325,587	+333.2%	Shares	Defined	2025-05-14
2024-06-30	$21,956,973	536,898	-0.2%	Shares	Defined	2025-05-14
2024-03-31	$19,865,073	537,737	-20.8%	Shares	Defined	2024-10-17
2023-12-31	$22,675,499	679,192	+10.1%	Shares	Defined	2024-08-16
2023-09-30	$18,753,442	616,768	+5.9%	Shares	Defined	2023-11-15
2023-06-30	$19,075,999	582,509	-1.5%	Shares	Defined	2023-08-14
2023-03-31	$17,369,517	591,162	-1.9%	Shares	Defined	2023-05-15
2022-12-31	$17,503,086	602,765	+67.7%	Shares	Defined	2023-02-14
2022-09-30	$9,240,094	359,453	-5.8%	Shares	Defined	2022-11-14
2022-06-30	$10,418,296	381,483	+101.2%	Shares	Defined	2022-10-27
2022-03-31	$6,253,201	189,560	-18.7%	Shares	Defined	2022-10-27
2021-12-31	$7,920,148	233,220	+8.2%	Shares	Defined	2022-02-14
2021-09-30	$6,440,196	215,622	-14.8%	Shares	Defined	2021-11-15
2021-06-30	$6,175,563	253,014	+18.1%	Shares	Defined	2021-08-23
2021-03-31	$5,813,183	214,161	-36.7%	Shares	Defined	2021-05-17
2020-12-31	$7,836,798	338,435	+183.4%	Shares	Defined	2021-02-16
2020-09-30	$2,281,112	119,430	-16.9%	Shares	Defined	2020-11-13
2020-06-30	$2,275,346	143,791	-17.9%	Shares	Defined	2020-08-14
2020-03-31	$2,473,040	175,095	—	Shares	Defined	2020-05-26
No filing history on record for this holder in this stock.