TETRA TECH INC — Director's Dealing 2020

Nov 19, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TETRA TECH INC (TTEK)
CIK: 0000831641
Period of Report: 2020-11-17

Reporting Person: Rynning Mark A (SVP, R & S Infrastructure)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-11-17	COMMON STOCK	M	1395	$47.95	Acquired	2794	Direct
2020-11-17	COMMON STOCK	S	1395	$125.485	Disposed	1399	Direct
2020-11-18	COMMON STOCK	M	539	—	Acquired	1938	Direct
2020-11-18	COMMON STOCK	M	466	—	Acquired	2404	Direct
2020-11-18	COMMON STOCK	A	6878	—	Acquired	9282	Direct
2020-11-18	COMMON STOCK	F	2684	$122	Disposed	6598	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-11-17	STOCK OPTION (RIGHT TO BUY)	$47.95	M	1395	Disposed	2027-11-17	COMMON STOCK (1395.0)	Direct
2020-11-18	RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)	$0.0	M	539	Disposed	2022-11-18	COMMON STOCK (539.0)	Direct
2020-11-18	RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)	$0.0	M	466	Disposed	2023-11-18	COMMON STOCK (466.0)	Direct

Footnotes

F1: Shares acquired pursuant to vesting of performance stock units (PSUs) earned under 2015 Equity Incentive Plan.

F2: Represents the combined number of shares withheld to pay the related tax liability on a total of 6,878 performance stock units (PSUs) and 1,810 restricted stock units (RSUs) which vested on 11/18/2020.

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

F4: The option granted expires 10 years after the grant date.

F5: The award becomes vested as to 25% of the RSUs on the anniversary of the grant date.