SEC Form 4 · accession 0001127602-17-018469

TREX CO INC · TREX

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Director

Period of report

May 16, 2017

Accepted (ET)

May 17, 2017 · 4:03 pm EDT

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0001069878

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I
Common Stock	May 16, 2017	M	2,322	$7.43	A	11,718	D
Common Stock	May 16, 2017	D	265	$65.33	D	11,453	D
Common Stock	May 17, 2017	S	200	$63.41	D	11,253	D
Common Stock	May 17, 2017	S	300	$63.57	D	10,953	D
Common Stock	May 17, 2017	S	200	$63.62	D	10,753	D
Common Stock	May 17, 2017	S	100	$63.64	D	10,653	D
Common Stock	May 17, 2017	S	100	$63.75	D	10,553	D
Common Stock	May 17, 2017	S	100	$63.7701	D	10,453	D
Common Stock	May 17, 2017	S	100	$63.78	D	10,353	D
Common Stock	May 17, 2017	S	100	$63.7801	D	10,253	D
Common Stock	May 17, 2017	S	100	$63.85	D	10,153	D
Common Stock	May 17, 2017	S	100	$63.88	D	10,053	D
Common Stock	May 17, 2017	S	100	$63.90	D	9,953	D
Common Stock	May 17, 2017	S	100	$63.91	D	9,853	D
Common Stock	May 17, 2017	S	100	$63.93	D	9,753	D
Common Stock	May 17, 2017	S	100	$63.95	D	9,653	D
Common Stock	May 17, 2017	S	257	$64.46	D	9,396	D

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Stock Appreciation Right	$7.43	May 16, 2017	M	2,322	D	Jul 21, 2009	Jul 21, 2019	Common Stock	2,322	4,642	D

F1Stock Appreciation Rights (SARs) are being exercised pursuant to a Rule 10b5-1 Exercise plan adopted by the reporting person on February 22, 2017.
F2The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Sales plan adopted by the reporting person on February 22, 2017.