TETRA TECH INC — Director's Dealing 2023

Mar 1, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TETRA TECH INC (TTEK)
CIK: 0000831641
Period of Report: 2023-02-27

Reporting Person: Volpi Kirsten M (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-02-27	COMMON STOCK	M	825	$40.80	Acquired	12388	Direct
2023-02-27	COMMON STOCK	F	221	$135.96	Disposed	12167	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-02-27	STOCK OPTION	$40.8	M	825	Disposed	2026-11-20	COMMON STOCK (825.0)	Direct

Footnotes

F1: All shares sold at an exact price.

F2: The option becomes exercisable as to 100% of the shares on the anniversary of the grant date.