Owens Corning (NYSE: OC) executive reports stock award, tax withholding

Rhea-AI Filing Summary

Owens Corning executive Jose Manuel Canovas De La Nuez reported stock-based compensation activity involving company common shares. He acquired 1,809 shares at a price of $0.0000 per share through a grant or award tied to performance share units for the performance cycle ended December 31, 2025. In a related tax-withholding disposition, 836 shares were withheld at $123.4800 per share to satisfy tax obligations upon settlement of those units. Following these transactions, he directly owned 16,635 shares of Owens Corning common stock.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Canovas De La Nuez Jose Manuel

Role President, Insulation

Type	Security	Shares	Price	Value
Grant/Award	$.01 Par Value Common	1,809	$0.00	--
Tax Withholding	$.01 Par Value Common	836	$123.48	$103K

Holdings After Transaction: $.01 Par Value Common — 17,471 shares (Direct)

Footnotes (1)

1. Awarded in connection with the settlement of performance share units for the performance cycle ended December 31, 2025. Shares withheld upon the settlement of performance share units to satisfy tax withholding obligations.

Form 4 Insider Transactions: What Each Field Means →

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^*

Canovas De La Nuez Jose Manuel

(Last) (First) (Middle)

ONE OWENS CORNING PARKWAY

(Street)

TOLEDO OH 43659-0001

(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, Insulation

3. Date of Earliest Transaction (Month/Day/Year)
02/25/2026

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	02/25/2026		A		1,809(1)	A	$0	17,471	D
$.01 Par Value Common	02/25/2026		F		836(2)	D	$123.48	16,635	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. Awarded in connection with the settlement of performance share units for the performance cycle ended December 31, 2025.

2. Shares withheld upon the settlement of performance share units to satisfy tax withholding obligations.

Remarks:

	/s/ Katherine M. Serevitch, Attorney-in-Fact	02/27/2026
	** 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 transactions did Owens Corning (OC) report for Jose Manuel Canovas De La Nuez?

Owens Corning reported that Jose Manuel Canovas De La Nuez received a stock grant of 1,809 common shares and had 836 shares withheld to cover taxes. Both transactions involved $.01 par value common stock and occurred on February 25, 2026.

Was the Owens Corning (OC) insider transaction a stock purchase or compensation award?

The activity was a compensation-related award, not an open-market purchase. 1,809 shares were granted in connection with settling performance share units for a cycle ending December 31, 2025, reflecting equity-based compensation for the Owens Corning executive.

Why were 836 Owens Corning (OC) shares disposed of in this Form 4 filing?

The 836 Owens Corning shares were withheld to satisfy tax withholding obligations on the settlement of performance share units. This tax-withholding disposition, coded “F,” represents shares delivered to cover taxes rather than an open-market sale by the executive.

How many Owens Corning (OC) shares does the executive own after these transactions?

After the reported grant and tax-withholding disposition, Jose Manuel Canovas De La Nuez directly owns 16,635 Owens Corning common shares. This figure reflects his updated direct ownership following the February 25, 2026 equity award and related share withholding.

What does the performance share unit settlement mean for Owens Corning (OC) stock granted here?

The filing shows 1,809 Owens Corning shares were awarded upon settlement of performance share units for a performance cycle ending December 31, 2025. This converts prior performance-based units into actual common shares credited to the executive’s direct ownership.