Amendment: Trex Company Inc. filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits

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

FORM 8-K/A

CURRENT REPORT

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

Trex Company Inc

(Exact name of Registrant as Specified in Its Charter)

(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:

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

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. ☐

Explanatory Note

This Amendment No. 1 to Trex Company Inc.'s Current Report on Form 8-K is furnished to include a transcript of the earnings conference call held on November 4, 2025.

Item 2.02 Results of Operations and Financial Condition

On November 4, 2025, Trex Company, Inc. (Company) issued a press release announcing its financial results for the three and nine months ended September 30, 2025, as previously furnished. Also, on November 4, 2025, the Company held a conference call to discuss financial and operating results. A transcript of the conference call is attached hereto as Exhibit 99.2.

Item 9.01 Financial Statements and Exhibits.

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

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.