0001127602-21-023230.txt : 20210806 0001127602-21-023230.hdr.sgml : 20210806 20210806145437 ACCESSION NUMBER: 0001127602-21-023230 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210805 FILED AS OF DATE: 20210806 DATE AS OF CHANGE: 20210806 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Zambanini Adam Dante CENTRAL INDEX KEY: 0001512909 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-14649 FILM NUMBER: 211152494 MAIL ADDRESS: STREET 1: C/O TREX COMPANY INC. STREET 2: 160 EXETER DRIVE CITY: WINCHESTER STATE: VA ZIP: 22603 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 2021-08-05 0001069878 TREX CO INC TREX 0001512909 Zambanini Adam Dante 160 EXETER DRIVE WINCHESTER VA 22603 1 President, Trex Residential Pr Common Stock 2021-08-05 4 M 0 13920 5.48 A 180551 D Common Stock 2021-08-05 4 D 0 732 104.24 D 179819 D Common Stock 2021-08-05 4 F 0 5949 104.24 D 173870 D Common Stock 2021-08-06 4 S 0 7239 104.77 D 166631 D Stock Appreciation Right 5.48 2021-08-05 4 M 0 13920 0 D 2016-02-12 2023-02-12 Common Stock 13920 0 D Stock Appreciation Rights (SARs) are being exercised pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 17, 2021. 5,949 shares are being surrendered as allowed by the Company's 2014 Stock Incentive Plan to cover the payment of taxes currently due on previously granted restricted shares. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on May 17, 2021. /s/ William R. Gupp by power of attorney 2021-08-06