0001127602-13-022304.txt : 20130703 0001127602-13-022304.hdr.sgml : 20130703 20130703135240 ACCESSION NUMBER: 0001127602-13-022304 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20130701 FILED AS OF DATE: 20130703 DATE AS OF CHANGE: 20130703 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: TREX CO INC CENTRAL INDEX KEY: 0001069878 STANDARD INDUSTRIAL CLASSIFICATION: LUMBER & WOOD PRODUCTS (NO FURNITURE) [2400] IRS NUMBER: 541910453 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 160 EXETER DRIVE CITY: WINCHESTER STATE: VA ZIP: 22603-8605 BUSINESS PHONE: 5405426300 MAIL ADDRESS: STREET 1: 160 EXETER DRIVE CITY: WINCHESTER STATE: VA ZIP: 22603-8605 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Gupp William R. CENTRAL INDEX KEY: 0001428106 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-14649 FILM NUMBER: 13952574 MAIL ADDRESS: STREET 1: C/O TREX COMPANY STREET 2: 160 EXETER DRIVE CITY: WINCHESTER STATE: VA ZIP: 22603 4 1 form4.xml PRIMARY DOCUMENT X0306 4 2013-07-01 0001069878 TREX CO INC TREX 0001428106 Gupp William R. C/O TREX COMPANY, INC. 160 EXETER DRIVE WINCHESTER VA 22603-8605 1 CAO, Gen. Counsel & Secretary Common Stock 2013-07-01 4 M 0 1614 13.44 A 39063 D Common Stock 2013-07-01 4 D 0 461 47.08 D 38602 D Common Stock 2013-07-01 4 F 0 382 47.08 D 38220 D Common Stock 2013-07-01 4 S 0 24 47.57 D 38196 D Common Stock 2013-07-01 4 S 0 200 47.61 D 37996 D Common Stock 2013-07-01 4 S 0 100 47.62 D 37896 D Common Stock 2013-07-01 4 S 0 200 47.64 D 37696 D Common Stock 2013-07-01 4 S 0 100 47.65 D 37596 D Common Stock 2013-07-01 4 S 0 100 47.69 D 37496 D Common Stock 2013-07-01 4 S 0 100 47.70 D 37396 D Common Stock 2013-07-01 4 S 0 300 47.78 D 37096 D Common Stock 2013-07-01 4 S 0 100 47.80 D 36996 D Common Stock 2013-07-03 4 S 0 100 45.14 D 36896 D Common Stock 2013-07-03 4 S 0 100 45.33 D 36796 D Common Stock 2013-07-03 4 S 0 71 45.43 D 36725 D Common Stock 2013-07-03 4 S 0 200 45.51 D 36525 D Common Stock 2013-07-03 4 S 0 100 45.54 D 36425 D Common Stock 2013-07-03 4 S 0 200 45.55 D 36225 D Stock Appreciation Right 13.44 2013-07-01 4 M 0 1614 0 D 2010-02-18 2019-02-18 Common Stock 1614 0 D 1,614 Stock Appreciation Rights (SARs) are being exercised pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 20, 2013. 382 shares are being surrendered as allowed by the Company's 2005 Stock Incentive Plan to cover the payment of taxes currently due on the exercise of stock appreciation rights. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 20, 2013. The stock appreciation right becomes exercisable in three equal installments beginning on the first anniversary of the grant date. /s/ Willaim R. Gupp 2013-07-03