TREX CO INC — Director's Dealing 2014

Oct 31, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TREX CO INC (TREX)
CIK: 0001069878
Period of Report: 2014-10-30

Reporting Person: ROBINSON PATRICIA B (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-10-30	Common Stock	M	5368	$12.35	Acquired	13242	Direct
2014-10-30	Common Stock	D	1636	$40.54	Disposed	11606	Direct
2014-10-31	Common Stock	S	3732	$40.6778	Disposed	7874	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-10-30	Stock Appreciation Right	$12.35	M	5368	Disposed	2016-07-20	Common Stock (5368)	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 25, 2014.

F2: The sale reported in this Form 4 was effected pursuant to Rule 10b5-1 Sales plan adopted by the reporting person on February 25, 2014.