Owens Corning (OC) Roofing President has 798 shares withheld for RSU taxes

Rhea-AI Filing Summary

Owens Corning’s President of Roofing, Nicolas Del Monaco, reported a routine share withholding transaction related to equity compensation. On 02/02/2026, 798 shares of $.01 par value common stock were withheld at $122.17 per share to cover tax obligations upon vesting of restricted stock units.

Following this tax-withholding event, Del Monaco beneficially owned 14,917 Owens Corning common shares in direct form. This type of transaction does not represent an open-market buy or sell order, but an administrative settlement of taxes tied to stock-based compensation.

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^*

Del Monaco Nicolas

(Last) (First) (Middle)

ONE OWENS CORNING PKWY

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
02/02/2026

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	02/02/2026		F		798(1)	D	$122.17	14,917	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. Shares withheld upon vesting of restricted stock units to satisfy tax withholding obligations.

Remarks:

	/s/ Katherine M. Serevitch, Attorney-in-Fact	02/04/2026
	** 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.
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 Owens Corning (OC) report for Nicolas Del Monaco?

Owens Corning reported that President of Roofing Nicolas Del Monaco had 798 common shares withheld on 02/02/2026. The shares were withheld at $122.17 each to satisfy tax obligations from vesting restricted stock units, a routine equity compensation-related event.

Was the Owens Corning (OC) insider transaction an open-market stock sale?

No, the transaction was not an open-market sale. Owens Corning’s filing shows 798 shares were withheld to cover tax withholding obligations when restricted stock units vested, which is an administrative step associated with equity compensation, not a discretionary sale into the market.

How many Owens Corning (OC) shares does Nicolas Del Monaco own after this Form 4?

After the reported transaction, Nicolas Del Monaco beneficially owned 14,917 shares of Owens Corning common stock. This figure reflects his direct holdings following the withholding of 798 shares to satisfy tax obligations linked to the vesting of restricted stock units.

What does transaction code “F” mean in the Owens Corning (OC) Form 4?

Transaction code “F” on the Form 4 indicates a tax withholding transaction related to equity awards. In this case, 798 Owens Corning common shares were withheld upon vesting of restricted stock units to satisfy Del Monaco’s tax withholding obligations, rather than being sold on the open market.

What price per share was used for the Owens Corning (OC) tax withholding?

The Form 4 shows a price of $122.17 per Owens Corning common share for the tax withholding. This price was applied to 798 withheld shares, as part of settling Del Monaco’s tax obligations on the vesting restricted stock units reported in the filing.

Is the Del Monaco Form 4 filing for Owens Corning (OC) a significant ownership change?

The filing reflects a routine tax withholding of 798 shares upon RSU vesting, leaving Del Monaco with 14,917 directly owned shares. It documents administrative equity compensation activity rather than a large, discretionary change in his economic exposure to Owens Corning stock.