TETRA TECH INC — Director's Dealing 2015

Nov 18, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TETRA TECH INC (TTEK)
CIK: 0000831641
Period of Report: 2015-11-16

Reporting Person: CHU RONALD J (EXECUTIVE VICE PRESIDENT)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-11-16	COMMON STOCK	M	1044	—	Acquired	32459	Direct
2015-11-16	COMMON STOCK	F	340	$26.85	Disposed	32119	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-11-16	RESTRICTED STOCK UNITS	$0	M	1044	Disposed	2016-11-16	COMMON STOCK (1044)	Direct

Footnotes

F1: On November 16, 2015, 1,044 restricted stock units (RSUs) awarded in November 2012 vested. The shares of common stock into which such vested RSUs converted are reported in Table I of this Form 4.

F2: Represents the conversion upon vesting of restricted stock units into common stock.

F3: On November 16, 2015, 1,044 restricted stock units (RSUs) awarded in November 2012 vested. Of the vested RSUs, 340 underlying shares were withheld to pay the related tax liability.