Trex Company (TREX) director receives 1,578-share restricted stock grant

Rhea-AI Filing Summary

Trex Company, Inc. reported a Form 4 transaction showing a director acquiring restricted shares of the company’s common stock. On 12/03/2025, the director received 1,578 shares of Trex common stock at a price of $34.87 per share, increasing their directly held beneficial ownership to 1,578 shares. The filing states that this restricted stock award will fully vest on the first anniversary of the grant, meaning the director must remain in service for one year before the shares are no longer restricted.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider ROSE B ANDREW

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	1,578	$34.87	$55K

Holdings After Transaction: Common Stock — 1,578 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

ROSE B ANDREW

(Last) (First) (Middle)

C/O TREX COMPANY, INC.

2500 TREX WAY

(Street)

WINCHESTER VA 22601

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
TREX CO INC [ TREX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
12/03/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	12/03/2025		A(1)		1,578	A	$34.87	1,578	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. This restricted award will vest on the first anniversary of the grant.

	/s/ Amy M. Fernandez by power of attorney	12/04/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Trex Company (TREX) report in this Form 4?

A Trex Company director acquired 1,578 shares of Trex common stock on 12/03/2025 as a restricted stock award at a price of $34.87 per share.

Is the insider a director or officer at Trex Company (TREX)?

The reporting person is identified as a Director of Trex Company, Inc., with the director box checked and no officer title listed.

How many Trex (TREX) shares does the insider own after this transaction?

Following the reported transaction, the director beneficially owns 1,578 shares of Trex common stock, all held in direct ownership.

What are the vesting terms of the restricted stock reported by Trex (TREX)?

The filing explains that this restricted award will vest on the first anniversary of the grant, meaning one year after 12/03/2025.

Was this Trex (TREX) insider transaction part of a Rule 10b5-1 trading plan?

The form includes a checkbox relating to transactions under a Rule 10b5-1(c) trading plan, but the provided excerpt does not show that box marked for this specific transaction.

Is there any derivative security activity reported for Trex (TREX) in this filing?

Table II for derivative securities is present but shows no entries, indicating no reported derivative security transactions in this filing excerpt.