TETRA TECH INC — Director's Dealing 2022

Jan 31, 2022

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TETRA TECH INC (TTEK)
CIK: 0000831641
Period of Report: 2022-01-29

Reporting Person: O'Rourke Brendan M. (SVP, Enterprise Risk Mgmt.)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2022-01-29	COMMON STOCK	F	124	$132.61	Disposed	1344	Direct

Footnotes

F1: Represents the number of shares withheld to pay the related tax liability on a total of 250 restricted stock units (RSUs) which vested on 01/29/2022.

F2: The closing trading price of the underlying common stock on 01/28/2022, the day preceding the vest day.

F3: Amount of securities beneficially owned was updated to reflect that 43 shares of common stock were acquired by the Reporting Person on December 15, 2021, pursuant to the Tetra Tech, Inc. Employee Stock Purchase Plan (ESPP).