VANGUARD GROUP INC - Mar 31, 2025 Form SCHEDULE 13G/A Schedule Report for Tetra Tech Inc (TTEK)

Filing Manager: VANGUARD GROUP INC
Reporting Manager: The Vanguard Group
Security: Tetra Tech Inc Common Stock
Symbol: TTEK
Shares outstanding: 268M shares
Disclosed Ownership: 27.2M shares
Ownership: 10.1%
Form type: SCHEDULE 13G/A
Date filed: 4/7/2025, 11:51 AM
Date of event: Mar 31, 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
The Vanguard Group	10.14%	27.2M	0	104K	Ashley Grim	Head of Global Fund Administration