TETRA TECH INC — Director's Dealing 2021

Sep 3, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TETRA TECH INC (TTEK)
CIK: 0000831641
Period of Report: 2021-09-03

Reporting Person: THOMPSON J KENNETH (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-09-03	COMMON STOCK	M	4200	$27.16	Acquired	28638	Direct
2021-09-03	COMMON STOCK	S	4200	$152.0266	Disposed	24438	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-09-03	STOCK OPTION	$27.16	M	4200	Disposed	2025-11-20	COMMON STOCK (4200.0)	Direct

Footnotes

F1: $152.0266 is an average price. Shares were sold at prices ranging from $152.010 to $152.125 per share.

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

F3: The option granted expires 10 years after the grant date.