| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Fernandez Amy M. | SVP, CLO and Secretary | C/O TREX COMPANY, INC., 2500 TREX WAY, WINCHESTER | /s/ Amy M. Fernandez | 07 Nov 2025 | 0001987902 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | TREX | Common Stock | Award | $932,000 | +29,198 | +127% | $31.92 | 52,151 | 06 Nov 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | This restricted stock unit award will vest in accordance with the terms of a Retention Agreement, dated October 30, 2025, between Trex Company, Inc. and Amy M. Fernandez; as further described in the Company's Quarterly Report on Form 10-Q for the quarterly period ended on September 30, 2025. |