TETRA TECH INC — Director's Dealing 2020

Feb 14, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TETRA TECH INC (TTEK)
CIK: 0000831641
Period of Report: 2020-02-12

Reporting Person: LEMMON RICHARD A (SVP, Corporate Administration)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-02-12	COMMON STOCK	M	6004	$24.26	Acquired	48876	Direct
2020-02-12	COMMON STOCK	S	6004	$96	Disposed	42872	Direct
2020-02-13	COMMON STOCK	M	3996	$24.26	Acquired	46868	Direct
2020-02-13	COMMON STOCK	S	3996	$96	Disposed	42872	Direct
2020-02-13	COMMON STOCK	M	10175	$27.26	Acquired	53047	Direct
2020-02-12	COMMON STOCK	S	10175	$97.7728	Disposed	42872	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-02-12	STOCK OPTION (RIGHT TO BUY)	$24.26	M	6004	Disposed	2022-11-16	COMMON STOCK (6004.0)	Direct
2020-02-13	STOCK OPTION (RIGHT TO BUY)	$24.26	M	3996	Disposed	2022-11-16	COMMON STOCK (3996.0)	Direct
2020-02-13	STOCK OPTION (RIGHT TO BUY)	$27.26	M	10175	Disposed	2024-11-21	COMMON STOCK (10175.0)	Direct

Footnotes

F1: Amount of securities beneficially owned was updated to reflect that 96 shares of common stock were acquired by the Reporting Person on December 13, 2019, pursuant to the Tetra Tech, Inc. Employee Stock Purchase Plan (ESPP).

F2: $97.7728 is an average price. Shares were sold at prices ranging from $96.00 to $98.60 per share.

F3: The option became exercisable as to 25% of the shares on each anniversary of the grant date.