David Christian Keffer

CIK: 0002034139

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)11 (100.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

TREX

TREX CO INC

Director

Discretionary Trading P&L

Holdings

Transaction History (11 total)

TREX
TREX CO INC
Oct 1, 2026
Award(A)
Direct
147 shares at avg. $43.50$6K
TREX
TREX CO INC
Jul 29, 2026
Award(A)
Direct
2.8K shares at avg. $42.39$120K
TREX
TREX CO INC
Jul 1, 2026
Award(A)
Direct
131 shares at avg. $48.69$6K
TREX
TREX CO INC
Apr 1, 2026
Award(A)
Direct
175 shares at avg. $36.57$6K
TREX
TREX CO INC
Jan 2, 2026
Award(A)
Direct
178 shares at avg. $35.83$6K
TREX
TREX CO INC
Oct 1, 2025
Award(A)
Direct
123 shares at avg. $51.94$6K
TREX
TREX CO INC
Jul 30, 2025
Award(A)
Direct
1.6K shares at avg. $66.23$105K
TREX
TREX CO INC
Jul 1, 2025
Award(A)
Direct
111 shares at avg. $57.68$6K
TREX
TREX CO INC
Apr 1, 2025
Award(A)
Direct
109 shares at avg. $58.46$6K
TREX
TREX CO INC
Jan 1, 2025
Award(A)
Direct
185 shares at avg. $69.03$13K
TREX
TREX CO INC
Oct 1, 2024
Award(A)
Direct
96 shares at avg. $67.74$7K

		Type	Shares	Price		Ownership
Oct 1, 2026	TREX TREX CO INC	Award(A)	147	$43.50	$6,395	Direct
Jul 29, 2026	TREX TREX CO INC	Award(A)	2,831	$42.39	$120,006	Direct
Jul 1, 2026	TREX TREX CO INC	Award(A)	131	$48.69	$6,378	Direct
Apr 1, 2026	TREX TREX CO INC	Award(A)	175	$36.57	$6,400	Direct
Jan 2, 2026	TREX TREX CO INC	Award(A)	178	$35.83	$6,378	Direct
Oct 1, 2025	TREX TREX CO INC	Award(A)	123	$51.94	$6,389	Direct
Jul 30, 2025	TREX TREX CO INC	Award(A)	1,584	$66.23	$104,908	Direct
Jul 1, 2025	TREX TREX CO INC	Award(A)	111	$57.68	$6,402	Direct
Apr 1, 2025	TREX TREX CO INC	Award(A)	109	$58.46	$6,372	Direct
Jan 1, 2025	TREX TREX CO INC	Award(A)	185	$69.03	$12,771	Direct
Oct 1, 2024	TREX TREX CO INC	Award(A)	96	$67.74	$6,503	Direct

1-11 of 11 transactions

About Keffer David Christian

Keffer David Christian (SEC CIK 0002034139) files insider reports with the SEC as Director of TREX CO INC (TREX).

Signal8 holds 11 ownership filings by Keffer David Christian, all Form 4s, filed between Oct 2, 2024 and Oct 5, 2026. Those filings report 11 transactions, from Oct 1, 2024 to Oct 1, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Keffer David Christian's filings is in WINCHESTER, VA.

Recent filings by Keffer David Christian

Oct 1, 2026: Grant or award of TREX shares (Form 4, code A).
Jul 29, 2026: Grant or award of TREX shares (Form 4, code A).
Jul 1, 2026: Grant or award of TREX shares (Form 4, code A).
Apr 1, 2026: Grant or award of TREX shares (Form 4, code A).
Jan 2, 2026: Grant or award of TREX shares (Form 4, code A).

Other insiders filing for TREX CO INC (TREX)

ROSE B ANDREW, Director
Taylor Brian J., SVP, Chief Commercial Officer
Fernandez Amy M., SVP, CLO and Secretary
Volas Gerald, Director
Tasi Irene, Director
ROBINSON PATRICIA B, Director

How to read Form 4 transaction codes