[8-K] TREX CO INC Reports Material Event

Rhea-AI Filing Summary

Trex Company, Inc. furnished an 8-K announcing it issued a press release with financial results for the three and nine months ended September 30, 2025. The press release is attached as Exhibit 99.1 and incorporated by reference.

The filing also lists an Inline XBRL cover page file as Exhibit 104.1. Trex’s common stock trades on the NYSE under the symbol TREX.

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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): November 04, 2025

Trex Company Inc

(Exact name of Registrant as Specified in Its Charter)

Delaware			001-14649	54-1910453
(State or Other Jurisdiction of Incorporation)			(Commission File Number)	(IRS Employer Identification No.)
2500 Trex Way
Winchester, Virginia				22601
(Address of Principal Executive Offices)				(Zip Code)

Registrant’s Telephone Number, Including Area Code: 540 542-6300

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock		TREX		New York Stock Exchange LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02 Results of Operations and Financial Condition.

On November 4, 2025, Trex Company, Inc. issued a press release announcing financial results for the three and nine months ended September 30, 2025. A copy of such press release is attached hereto as Exhibit 99.1 and incorporated herein by reference.

Item 9.01 Financial Statements and Exhibits.

(d) Trex Company, Inc. herewith furnishes the following exhibits:

Exhibit Number		Description of Exhibit
99.1		Press release dated November 4, 2025, announcing financial results for the three and nine months ended September 30, 2025.
104.1		Cover Page Interactive Data File (embedded within the Inline XBRL document).

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date:	November 4, 2025		/s/ Bryan H. Fairbanks
			Bryan H. Fairbanks
			President and Chief Executive Officer

FAQ

What did Trex (TREX) disclose in this 8-K?

Trex furnished a press release announcing financial results for the three and nine months ended September 30, 2025, attached as Exhibit 99.1.

Which period do the disclosed results cover for TREX?

The press release covers Q3 2025 and the nine months ended September 30, 2025.

When was the Trex 8-K filed?

The 8-K was filed on November 4, 2025.

Where can I find the detailed Trex results?

They are included in the attached Exhibit 99.1 press release.

What additional exhibit accompanies the filing?

An Inline XBRL cover page data file is included as Exhibit 104.1.

What is Trex’s stock listing?

Trex common stock trades on the NYSE under the ticker TREX.