0001127602-18-014231.txt : 20180406 0001127602-18-014231.hdr.sgml : 20180406 20180406162405 ACCESSION NUMBER: 0001127602-18-014231 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180405 FILED AS OF DATE: 20180406 DATE AS OF CHANGE: 20180406 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: 18743482 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 4 1 form4.xml PRIMARY DOCUMENT X0306 4 2018-04-05 0001069878 TREX CO INC TREX 0001185204 ROBINSON PATRICIA B C/O TREX COMPANY, INC. 160 EXETER DRIVE WINCHESTER VA 22603-8605 1 Common Stock 2018-04-05 4 M 0 3464 7.43 A 14901 D Common Stock 2018-04-05 4 D 0 227 113.69 D 14674 D Common Stock 2018-04-06 4 S 0 3237 112.14 D 11437 D Stock Appreciation Right 7.43 2018-04-05 4 M 0 3464 0 D 2009-07-21 2019-07-21 Common Stock 3464 0 D Stock Appreciation Rights (SARs) are being exercised pursuant to a Rule 10b5-1 Exercise Plan adopted by the reporting person on March 6, 2018. The sale reported in this Form 4 was effected pursuant to Rule 10b5-1 Sales plan adopted by the reporting person on March 6, 2018. /s/ William R. Gupp by power of attorney 2018-04-06