TREX CO INC — Director's Dealing 2016

Nov 16, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TREX CO INC (TREX)
CIK: 0001069878
Period of Report: 2016-11-15

Reporting Person: MERLOTTI FRANK H JR (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-11-15	Common Stock	M	1958	$5.305	Acquired	11354	Direct
2016-11-15	Common Stock	D	157	$66.35	Disposed	11197	Direct
2016-11-16	Common Stock	S	200	$65.64	Disposed	10997	Direct
2016-11-16	Common Stock	S	100	$65.658	Disposed	10897	Direct
2016-11-16	Common Stock	S	100	$65.99	Disposed	10797	Direct
2016-11-16	Common Stock	S	300	$66.1901	Disposed	10497	Direct
2016-11-16	Common Stock	S	301	$66.33	Disposed	10196	Direct
2016-11-16	Common Stock	S	200	$66.34	Disposed	9996	Direct
2016-11-16	Common Stock	S	200	$66.35	Disposed	9796	Direct
2016-11-16	Common Stock	S	200	$66.435	Disposed	9596	Direct
2016-11-16	Common Stock	S	200	$66.55	Disposed	9396	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-11-15	Stock Appreciation Right	$5.305	M	1958	Disposed	2018-07-22	Common Stock (1958)	Direct

Footnotes

F1: Stock Appreciation Rights (SARs) are being exercised pursuant to a Rule 10b5-1 Exercise plan adopted by the reporting person on February 24, 2016.

F2: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Sales plan adopted by the reporting person on February 24, 2016.