[Form 4] Owens Corning Insider Trading Activity

Rhea-AI Filing Summary

Owens Corning director Eduardo E. Cordeiro reported an acquisition on 08/07/2025 tied to the accrual of dividend equivalents on deferred stock units. The Form 4 records an acquisition (Code A) of 51.385 shares at a reported price of $147.17, with 14,144.69 shares beneficially owned following the transaction. The ownership is reported as Direct. The filing lists the reporting person as a Director of Owens Corning (OC) and was signed by an attorney-in-fact on behalf of the reporting person.

Insights

Securities Analyst

TL;DR: Routine, small accrual increases a director's direct holdings; not likely material to valuation.

The Form 4 shows a reported acquisition of 51.385 shares at $147.17 associated with the accrual of dividend equivalents on deferred stock units. Following the reported transaction the director beneficially owns 14,144.69 shares in direct form. This appears to be a compensation-related accrual rather than a market purchase, and the absolute size of the reported share change is modest relative to the total reported holding, suggesting limited immediate market impact.

Corporate Governance Expert

TL;DR: Transaction aligns director compensation with equity ownership; governance signal is neutral to modestly positive.

The disclosure explicitly ties the transaction to dividend-equivalent accruals on deferred stock units, indicating the move stems from the company's deferred compensation arrangements. Reporting the resulting 14,144.69 directly owned shares provides transparency on insider alignment. Because the change reported is relatively small in absolute terms and documented as an accrual, this filing represents a routine governance disclosure rather than a material corporate action.

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

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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^*

CORDEIRO EDUARDO 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		51.385(1)	A	$147.17	14,144.69	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 transaction did Owens Corning (OC) report on this Form 4?

The Form 4 reports an acquisition of 51.385 shares on 08/07/2025 tied to the accrual of dividend equivalents on deferred stock units.

Who filed the Form 4 for Owens Corning (OC)?

The reporting person is Eduardo E. Cordeiro, listed as a Director of Owens Corning; the form was signed by an attorney-in-fact.

What price is shown on the Form 4 transaction?

The Form 4 lists a reported price of $147.17 for the transaction.

How many shares does the director beneficially own after the transaction?

The filing reports 14,144.69 shares beneficially owned following the reported transaction, with ownership recorded as Direct.

Is this transaction an open-market purchase or compensation-related?

The document explicitly states the transaction is tied to the accrual of dividend equivalents on deferred stock units, indicating a compensation-related accrual.