David Christian Keffer Trex CO Inc (TREX) insider trading activity

David Christian Keffer is Director of TREX CO INC. Currently has a direct ownership of 3,249 shares of TREX, which is worth approximately $103,220. The most recent transaction as insider was on Jan 02, 2026, when has been sold 178 shares (Common Stock) at a price of $35.83 per share, resulting in proceeds of $6,377. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 3.25K

5.8% 3M change

184.0% 12M change

Total Value Held $103,220

David Christian Keffer Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Jan 02 2026	BUY Grant, award, or other acquisition	$6,377 $35.83 p/Share	178 Added 5.19%	3,249 Common Stock
Oct 01 2025	BUY Grant, award, or other acquisition	$6,388 $51.94 p/Share	123 Added 3.85%	3,071 Common Stock
Jul 30 2025	BUY Grant, award, or other acquisition	$104,908 $66.23 p/Share	1,584 Added 34.95%	2,948 Common Stock
Jul 01 2025	BUY Grant, award, or other acquisition	$6,402 $57.68 p/Share	111 Added 7.53%	1,364 Common Stock
Apr 01 2025	BUY Grant, award, or other acquisition	$6,372 $58.46 p/Share	109 Added 8.0%	1,253 Common Stock
Jan 01 2025	BUY Grant, award, or other acquisition	$12,770 $69.03 p/Share	185 Added 13.92%	1,144 Common Stock
Oct 01 2024	BUY Grant, award, or other acquisition	$6,503 $67.74 p/Share	96 Added 9.1%	959 Common Stock

Aug 15 2024	BUY Grant, award, or other acquisition	$55,016 $63.75 p/Share	863 Added 50.0%	863 Common Stock

DCK

David Christian Keffer

Director

Winchester, VA

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