TREX CO INC — Director's Dealing 2013

Feb 20, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TREX CO INC (TREX)
CIK: 0001069878
Period of Report: 2013-02-20

Reporting Person: BRUNNER PAUL A (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-02-20	Common Stock	M	1500	$37.40	Acquired	2738	Direct
2013-02-20	Common Stock	M	120	$32.28	Acquired	2858	Direct
2013-02-20	Common Stock	S	120	$47.9201	Disposed	2738	Direct
2013-02-20	Common Stock	S	200	$47.93	Disposed	2538	Direct
2013-02-20	Common Stock	S	100	$47.89	Disposed	2438	Direct
2013-02-20	Common Stock	S	100	$47.88	Disposed	2338	Direct
2013-02-20	Common Stock	S	100	$47.87	Disposed	2238	Direct
2013-02-20	Common Stock	S	300	$47.835	Disposed	1938	Direct
2013-02-20	Common Stock	S	200	$47.81	Disposed	1738	Direct
2013-02-20	Common Stock	S	100	$47.80	Disposed	1638	Direct
2013-02-20	Common Stock	S	300	$47.79	Disposed	1338	Direct
2013-02-20	Common Stock	S	100	$47.76	Disposed	1238	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-02-20	Stock Options (Right to Buy)	$37.40	M	1500	Disposed	2013-02-26	Common Stock (1500)	Direct
2013-02-20	Stock Options (Right to Buy)	$32.28	M	120	Disposed	2013-04-01	Common Stock (120)	Direct