Owens Corning (OC) director Alfred Festa earns 75.6 dividend-equivalent shares

Rhea-AI Filing Summary

Owens Corning director Alfred E. Festa reported an increase in his holdings through an automatic, non-cash adjustment. On January 21, 2026, he acquired 75.649 shares of Owens Corning $.01 par value common stock at a reference price of $124.68 per share. The filing explains this was an accrual of dividend equivalents on deferred stock units, meaning his deferred stock account was credited for dividends, rather than a typical open-market purchase. Following this transaction, Festa beneficially owned 12,014.833 shares, held directly.

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^*

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)
01/21/2026

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	01/21/2026		A		75.649(1)	A	$124.68	12,014.833	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	01/23/2026
	** 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.
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FAQ

What insider transaction did Owens Corning (OC) report for Alfred E. Festa?

Owens Corning (OC) reported that director Alfred E. Festa had 75.649 shares of $.01 par value common stock credited to his account on January 21, 2026 through an automatic accrual of dividend equivalents on deferred stock units.

Was the Alfred E. Festa transaction an open-market trade in Owens Corning (OC) shares?

No. The Form 4 states the transaction was an accrual of dividend equivalents on deferred stock units, which is a non-cash adjustment to deferred stock, not an open-market purchase or sale.

How many Owens Corning (OC) shares does Alfred E. Festa own after this Form 4 transaction?

After the reported transaction, Alfred E. Festa beneficially owned 12,014.833 shares of Owens Corning $.01 par value common stock, held directly.

What was the reference price used for Alfred E. Festas Owens Corning (OC) share accrual?

The Form 4 lists a price of $124.68 per share for the 75.649 shares credited as dividend equivalents on deferred stock units.

What is the role of Alfred E. Festa at Owens Corning (OC)?

According to the Form 4, Alfred E. Festa is a director of Owens Corning and is not listed as an officer or 10% owner.

Is Alfred E. Festas ownership in Owens Corning (OC) classified as direct or indirect?

The Form 4 indicates that Alfred E. Festas 12,014.833 shares are held with direct (D) ownership, with no indirect ownership entity described in the footnotes.