TREX CO INC — Director's Dealing 2020

Feb 27, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TREX CO INC (TREX)
CIK: 0001069878
Period of Report: 2020-02-26

Reporting Person: Zambanini Adam Dante (President, Trex Residential Pr)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-02-26	Common Stock	M	6960	$10.97	Acquired	89620	Direct
2020-02-26	Common Stock	D	775	$98.47	Disposed	88845	Direct
2020-02-26	Common Stock	F	2790	$98.47	Disposed	86055	Direct
2020-02-26	Common Stock	S	2895	$96.3139	Disposed	83160	Direct
2020-02-26	Common Stock	S	500	$97.049	Disposed	82660	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-02-26	Stock Appreciation Right	$10.97	M	6960	Disposed	2023-02-12	Common Stock (6960)	Direct

Footnotes

F1: Stock Appreciation Rights are being exercised pursuant to a 10b5-1 sales plan adopted by the reporting person on August 11, 2019.

F2: Shares are being surrendered as allowed by the Company's 2014 Stock Incentive Plan to cover payment of taxes currently due on previously granted SARs.

F3: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on August 11, 2019.

F4: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $95.84 to $96.69, inclusive.

F5: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $96.86 to $97.32, inclusive.