0001127602-14-026038.txt : 20140820 0001127602-14-026038.hdr.sgml : 20140820 20140820161612 ACCESSION NUMBER: 0001127602-14-026038 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20140820 FILED AS OF DATE: 20140820 DATE AS OF CHANGE: 20140820 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: ROBINSON PATRICIA B CENTRAL INDEX KEY: 0001185204 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-14649 FILM NUMBER: 141055042 4 1 form4.xml PRIMARY DOCUMENT X0306 4 2014-08-20 0001069878 TREX CO INC TREX 0001185204 ROBINSON PATRICIA B C/O TREX COMPANY, INC. 160 EXETER DRIVE WINCHESTER VA 22603-8605 1 Common Stock 2014-08-20 4 M 0 4000 12.72 A 11874 D Common Stock 2014-08-20 4 S 0 4000 37.50 D 7874 D Stock Options (Right to Buy) 12.72 2014-08-20 4 M 0 4000 0 D 2006-07-21 2015-07-21 Common Stock 4000 0 D Options are being exercised pursuant to a Rule 10b5-1 Sales Plan adopted by the reporting person on February 25, 2014. The sale reported in this Form 4 was effected pursuant to Rule 10b5-1 trading plan adopted by the reporting person on February 25, 2014. /s/ William R. Gupp by power of attorney 2014-08-20