SEC Form 4 · accession 0001127602-18-008317

TREX CO INC · TREX

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

Reporting owner

James E Cline

Officer — President and CEO · Director

Period of report

Feb 22, 2018

Accepted (ET)

Feb 26, 2018 · 12:42 pm EST

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	Feb 22, 2018	M	9,286	$12.78	A	68,736	D
Common Stock	Feb 22, 2018	D	1,117	$106.27	D	67,619	D
Common Stock^F3	Feb 22, 2018	S	300	$102.9167	D	67,319	D
Common Stock^F4	Feb 22, 2018	S	1,500	$104.3233	D	65,819	D
Common Stock^F5	Feb 22, 2018	S	1,800	$105.2956	D	64,019	D
Common Stock^F6	Feb 22, 2018	S	5,300	$106.5217	D	58,719	D
Common Stock^F7	Feb 22, 2018	S	3,187	$107.5529	D	55,532	D
Common Stock^F8	Feb 22, 2018	S	413	$108.3812	D	55,119	D
Common Stock^F9	Feb 22, 2018	S	500	$111.852	D	54,619	D
Common Stock	Feb 22, 2018	S	500	$115.42	D	54,119	D
Common Stock^F10	Feb 23, 2018	S	7,300	$105.9987	D	46,819	D
Common Stock	Feb 23, 2018	S	869	$106.99	D	45,950	D

Table II — derivative securities

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Stock Appreciation Right	$12.78	Feb 22, 2018	M	9,286	D	Feb 15, 2013	Feb 15, 2022	Common Stock	9,286	9,286	D

Explanation of responses

F1Stock Appreciation Rights are being exercised pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on August 24, 2017.
F10The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $105.90 to $106.26, inclusive.
F2The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on August 24, 2017.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $102.56 to $103.24, inclusive. The reporting person undertakes to provide Trex Company, Inc., any security holder of Trex Company, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in Footnote (3) to this Form 4.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $103.88, to $104.75, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $105.01 to $105.85, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $$106.01 to $106.99, inclusive.
F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $107.01 to $108, inclusive.
F8The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $108.05 to $109.02, inclusive.
F9The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $111.20 to $112.97, inclusive.