TREX CO INC — Director's Dealing 2011

Feb 18, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TREX CO INC (TREX)
CIK: 0001069878
Period of Report: 2011-02-16

Reporting Person: Cox James Mitchell (Vice President, Sales)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-02-16	Common Stock	A	5860	$26.20	Acquired	126535	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-02-16	Stock Appreciation Right	$26.20	A	10544	Acquired	2022-02-16	Common Stock (10544)	Direct

Footnotes

F1: This restricted stock award vests over a three-year period in equal annual installments beginning on the first anniversary of the grant date.

F2: This stock appreciation right becomes exercisable in three equal annual installments beginning on the first anniversary of the grant date.