[Form 4] Owens Corning Insider Trading Activity

Rhea-AI Filing Summary

Alfred E. Festa, an Owens Corning director, reported an acquisition of common stock tied to dividend equivalents on deferred stock units. The filing shows an acquisition of 51.907 shares of Owens Corning common stock at a price of $147.17 per share, with the reporter's direct beneficial ownership listed as 11,123.015 shares following the transaction.

The form identifies the transaction date as 08/07/2025 and explains the shares arose from the accrual of dividend equivalents on deferred stock units. The ownership is reported in a direct form.

Insights

Securities Analyst

Routine insider accrual increased direct holdings modestly; no unusual trading.

The Form 4 discloses a non-cash acquisition tied to dividend equivalents rather than an open-market purchase or sale. The reporter, a company director, received 51.907 shares at an indicated price of $147.17 and now holds 11,123.015 shares directly. This is an administrative equity accrual and, based on the data provided, represents a small incremental change in insider ownership rather than a material shift in control or strategy.

Corporate Governance Expert

Disclosure aligns with routine compensation mechanics; impact on governance is neutral.

The filing clearly states the source as dividend-equivalent accruals on deferred stock units, which is a common executive/director compensation mechanism. The transaction is reported as an acquisition (Code A) and the ownership form is direct. There are no indications in the document of unusual timing, large-scale disposals, or changes in director status; thus material governance implications are not evident from the information provided.

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
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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^*

FESTA ALFRED E

(Last) (First) (Middle)

ONE OWENS CORNING PARKWAY

(Street)

TOLEDO OH 43659

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Owens Corning [ OC ]

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)
08/07/2025

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
$.01 Par Value Common	08/07/2025		A		51.907(1)	A	$147.17	11,123.015	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. Accrual of dividend equivalents on deferred stock units.

Remarks:

	/s/ Katherine M. Serevitch, Attorney-in-Fact	08/11/2025
	** 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 did Alfred E. Festa report on his Form 4 for Owens Corning (OC)?

He reported an acquisition of 51.907 shares of Owens Corning common stock tied to dividend equivalents, increasing direct holdings to 11,123.015 shares.

What was the reported price per share on the Form 4 for OC?

The form shows a price of $147.17 per share associated with the reported acquisition.

What was the stated reason for the share accrual on the OC Form 4?

The explanation in the filing states the transaction resulted from the accrual of dividend equivalents on deferred stock units.

What is Alfred E. Festa's relationship to Owens Corning in this filing?

The form identifies Alfred E. Festa as a Director of Owens Corning.

When did the reported transaction for OC occur?

The transaction date listed in the filing is 08/07/2025.