TETRA TECH INC — Director's Dealing 2021

Aug 31, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TETRA TECH INC (TTEK)
CIK: 0000831641
Period of Report: 2021-08-30

Reporting Person: LEWIS J CHRISTOPHER (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-08-30	COMMON STOCK	M	4200	$28.58	Acquired	68626	Direct
2021-08-30	COMMON STOCK	S	850	$143.1092	Disposed	67776	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-08-30	STOCK OPTION (RIGHT TO BUY)	$28.58	M	4200	Disposed	2021-11-22	COMMON STOCK (4200.0)	Direct

Footnotes

F1: The option became exercisable as to 100% of the shares on the anniversary of the grant date.

F2: The option expires in the current year.