TREX: T. Rowe Price reports 740,731 shares, 0.7% ownership

Rhea-AI Filing Summary

T. Rowe Price Associates, Inc. filed an amended Schedule 13G reporting its beneficial ownership in Trex Company, Inc. (TREX) common stock. The firm reports ownership of 740,731 shares, representing 0.7% of the class, with sole voting power over 710,197 shares and sole dispositive power over 740,731 shares. Shared voting and dispositive power are listed as zero.

The filing indicates ownership of 5 percent or less of the class and certifies the position was acquired and is held in the ordinary course of business, not to change or influence control. The stated date of the event requiring the filing is 09/30/2025.

Insights

Equity ownership & disclosure analyst

Routine update: T. Rowe Price reports a 0.7% TREX stake.

T. Rowe Price Associates discloses beneficial ownership of 740,731 TREX shares, equal to 0.7% of outstanding. It holds sole voting power on 710,197 shares and sole dispositive power on 740,731, with no shared powers.

This is a Schedule 13G/A, typically used for passive positions. The certification states the stake is held in the ordinary course and not to influence control. The filing also notes ownership of 5 percent or less of the class.

Investors can treat this as a standard passive-ownership disclosure tied to 09/30/2025. Actual market impact depends on future portfolio decisions, which are not indicated here.

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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

TREX COMPANY INC

(Name of Issuer)

COMMON STOCK

(Title of Class of Securities)

89531P105

(CUSIP Number)

09/30/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 89531P105

1

Names of Reporting Persons

T. Rowe Price Associates, Inc.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

MARYLAND

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 710,197.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 740,731.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

740,731.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

0.7 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: TREX COMPANY INC
(b)	Address of issuer's principal executive offices: 2500 TREX WAY, WINCHESTER, VA, 22601
Item 2.
(a)	Name of person filing: T. Rowe Price Associates, Inc.
(b)	Address or principal business office or, if none, residence: 1307 Point Street, Baltimore, MD 21231
(c)	Citizenship: Maryland
(d)	Title of class of securities: COMMON STOCK
(e)	CUSIP No.: 89531P105
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 740731
(b)	Percent of class: 0.7 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 710197
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 740731
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. T. Rowe Price Associates, Inc. hereby declares and affirms that the filing of Schedule 13G shall not be construed as an admission that Price Associates is the beneficial owner of the securities referred to, which beneficial ownership is expressly denied.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

T. Rowe Price Associates, Inc.

Signature:	Ellen York
Name/Title:	Vice President
Date:	11/14/2025

FAQ

What stake in TREX did T. Rowe Price report?

T. Rowe Price Associates reported beneficial ownership of 740,731 shares of TREX common stock, or 0.7% of the class.

What voting and dispositive powers were disclosed for TREX (TREX)?

They reported sole voting power over 710,197 shares and sole dispositive power over 740,731 shares, with no shared powers.

Is T. Rowe Price a passive investor in TREX according to this filing?

Yes. The certification states the securities were acquired and are held in the ordinary course of business and not to influence control.

Does T. Rowe Price own more than 5% of TREX?

No. The filing indicates ownership of 5 percent or less of the class, specifically 0.7%.

What is the date of the reportable event in this 13G/A for TREX?

The date of the event requiring the filing is 09/30/2025.

Who is the reporting person on the TREX Schedule 13G/A?

The reporting person is T. Rowe Price Associates, Inc., organized in Maryland.