# EDGAR Filing Document

**Accession Number:** 0001069878
**File Stem:** 0001193125-26-107296
**Filing Date:** 2026-3
**Character Count:** 1122
**Document Hash:** c94d8d34074b2c54841abaec98850d38
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-107296.hdr.sgml**: 20260316

**ACCESSION NUMBER**: 0001193125-26-107296

**CONFORMED SUBMISSION TYPE**: ARS

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251231

**FILED AS OF DATE**: 20260316

**DATE AS OF CHANGE**: 20260316

**EFFECTIVENESS DATE**: 20260316

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** TREX CO INC
- **CENTRAL INDEX KEY:** 0001069878
- **STANDARD INDUSTRIAL CLASSIFICATION:** LUMBER & WOOD PRODUCTS (NO FURNITURE) [2400]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 541910453
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** ARS
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-14649
- **FILM NUMBER:** 26754581

**BUSINESS ADDRESS:**
- **STREET 1:** 2500 TREX WAY
- **CITY:** WINCHESTER
- **STATE:** VA
- **ZIP:** 22601
- **BUSINESS PHONE:** 5405426300

**MAIL ADDRESS:**
- **STREET 1:** 2500 TREX WAY
- **CITY:** WINCHESTER
- **STATE:** VA
- **ZIP:** 22601

### Attached PDF Documents

**Attachment 1:** `2025_annual_report_-_tre.pdf`

_No text found in this document._