Owens Corning (OC) director acquires 321.036 and 792 shares

Owens Corning (OC) reported a Form 4 for a director showing two acquisitions of common stock via company programs.

Rhea-AI Filing Summary

Owens Corning (OC) reported a Form 4 for a director showing two acquisitions of common stock via company programs. On 11/06/2025, the director acquired 321.036 shares at $104.94, noted as accrual of dividend equivalents on deferred stock units. On 11/07/2025, the director acquired 792 shares at $104.20, representing the deferred share portion of the quarterly director retainer/fees. Following these transactions, the director beneficially owned 51,938.479 shares, held directly.

Insider Trade Summary

Grant/Award: 1,113.036 shares

Grant/Award 2 txns

Insider Lonergan Edward F

Role Director

Type	Security	Shares	Price	Value
Grant/Award	$.01 Par Value Common	792	$104.20	$83K
Grant/Award	$.01 Par Value Common	321.036	$104.94	$34K

Holdings After Transaction: $.01 Par Value Common — 51,938.479 shares (Direct)

Footnotes (2)

1. F1. Accrual of dividend equivalents on deferred stock units.
2. F2. Deferred share portion of quarterly Director retainer/fees.

FAQ

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What did Owens Corning (OC) disclose in this Form 4?

A director reported acquiring 321.036 shares on 11/06/2025 at $104.94 and 792 shares on 11/07/2025 at $104.20.

Why were the OC shares acquired according to the filing?

The 321.036 shares reflect accrual of dividend equivalents on deferred stock units; the 792 shares are the deferred share portion of quarterly director retainer/fees.

How many Owens Corning shares does the director own after these transactions?

The director beneficially owned 51,938.479 shares following the reported transactions.

What is the ownership form of the reported OC holdings?

Ownership is listed as Direct (D).

What security class is involved in the OC Form 4?

The transactions involve $.01 par value common stock of Owens Corning.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 11/10/2025 - 04:29 PM Learn about SEC filing dates

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^*

Lonergan Edward F

(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)
11/06/2025

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	11/06/2025		A		321.036(1)	A	$104.94	51,146.479	D
$.01 Par Value Common	11/07/2025		A		792(2)	A	$104.2	51,938.479	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.

2. Deferred share portion of quarterly Director retainer/fees.

Remarks:

	/s/ Katherine M. Serevitch, Attorney-in-Fact	11/10/2025
	** 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.