MORGAN STANLEY

Position in TTEK — Tetra Tech Inc

CIK 895421 NEW YORK, NY

Back to TTEK Full portfolio

Position in TTEK

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$56,805,158

-$10,648,695 QoQ

Shares Held

1,966,257

-12.2% QoQ

Ownership

0.768%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#34

of 543 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 84% Shared 0% None 16%

Common Shares in TTEK Over Time

Shares Held

Position Value (USD)

Position in Engineering & Construction

Industrials · as of Jun 30, 2026

MORGAN STANLEY holds $6,125,319,176 across 42 Engineering & Construction names. TTEK ranks #22 (0.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	PWR	Quanta Services, Inc.	2,311,374	$1,664,281,724
2	FIX	Comfort Systems USA Inc	430,085	$852,406,958
3	EME	EMCOR Group, Inc.	560,165	$464,869,721
4	STRL	Sterling Infrastructure, Inc.	514,000	$431,431,035
5	J	Jacobs Solutions Inc.	3,176,879	$400,286,754
6	MTZ	Mastec Inc	653,503	$271,896,451
7	BLD	QXO Insulation, LLC	552,459	$195,863,284
8	DY	Dycom Industries Inc	340,447	$172,126,593

All Filings in TTEK

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26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$56,805,158	1,966,257	-12.2%	Shares	Defined	2026-08-13
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	$109,784,897	536,898	-0.2%	Shares	Defined	2025-05-14
2024-03-31	$99,325,393	537,737	-20.8%	Shares	Defined	2024-10-17
2023-12-31	$113,377,513	679,192	+10.1%	Shares	Defined	2024-08-16
2023-09-30	$93,767,235	616,768	+5.9%	Shares	Defined	2023-11-15
2023-06-30	$95,380,020	582,509	-1.5%	Shares	Defined	2023-08-14
2023-03-31	$86,847,604	591,162	-1.9%	Shares	Defined	2023-05-15
2022-12-31	$87,515,445	602,765	+67.7%	Shares	Defined	2023-02-14
2022-09-30	$46,200,490	359,453	-5.8%	Shares	Defined	2022-11-14
2022-06-30	$52,091,500	381,483	+101.2%	Shares	Defined	2022-10-27
2022-03-31	$31,266,023	189,560	-18.7%	Shares	Defined	2022-10-27
2021-12-31	$39,600,753	233,220	+8.2%	Shares	Defined	2022-02-14
2021-09-30	$32,200,986	215,622	-14.8%	Shares	Defined	2021-11-15
2021-06-30	$30,877,825	253,014	+18.1%	Shares	Defined	2021-08-23
2021-03-31	$29,065,929	214,161	-36.7%	Shares	Defined	2021-05-17
2020-12-31	$39,184,001	338,435	+183.4%	Shares	Defined	2021-02-16
2020-09-30	$11,405,564	119,430	-16.9%	Shares	Defined	2020-11-13
2020-06-30	$11,376,742	143,791	-17.9%	Shares	Defined	2020-08-14
2020-03-31	$12,365,206	175,095	—	Shares	Defined	2020-05-26
No filing history on record for this holder in this stock.