Owens Corning (OC) executive faces 482-share tax withholding on RSU vesting

Rhea-AI Filing Summary

Owens Corning executive Jose Manuel Canovas De La Nuez, President of Insulation, had 482 shares of $.01 par value common stock withheld on February 2, 2026 at $122.17 per share to cover tax obligations on vesting restricted stock units. After this transaction, he beneficially owns 11,904 common shares. The total holdings figure includes a prior acquisition of 10 shares through the company’s Employee Stock Purchase Plan on November 28, 2025.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Canovas De La Nuez Jose Manuel

Role President, Insulation

Type	Security	Shares	Price	Value
Tax Withholding	$.01 Par Value Common	482	$122.17	$59K

Holdings After Transaction: $.01 Par Value Common — 11,904 shares (Direct)

Footnotes (1)

1. Shares withheld upon vesting of restricted stock units to satisfy tax withholding obligations. The total amount of holdings reflects an acquisition on November 28, 2025 of 10 shares through the Issuer's Employee Stock Purchase Plan which is exempt under Rule 16b-3(c).

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)
02/02/2026

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		482(1)	D	$122.17	11,904(2)	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.

2. The total amount of holdings reflects an acquisition on November 28, 2025 of 10 shares through the Issuer's Employee Stock Purchase Plan which is exempt under Rule 16b-3(c).

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 in this Form 4?

Owens Corning reported a routine tax-related share withholding. Executive Jose Manuel Canovas De La Nuez had 482 shares of common stock withheld on February 2, 2026 to satisfy tax withholding obligations arising from vesting restricted stock units at a price of $122.17 per share.

Who is the reporting person in the Owens Corning (OC) Form 4 filing?

The reporting person is Jose Manuel Canovas De La Nuez. He is an officer of Owens Corning, serving as President, Insulation. The filing reflects his personal beneficial ownership and a routine transaction tied to tax withholding on vesting restricted stock units, not an open-market discretionary sale.

How many Owens Corning (OC) shares were involved in the tax withholding?

A total of 482 common shares were withheld. These $.01 par value common shares were withheld on February 2, 2026 at $122.17 per share to cover tax obligations triggered by the vesting of restricted stock units awarded to the executive.

How many Owens Corning (OC) shares does the insider own after this Form 4 transaction?

After the transaction, the insider beneficially owns 11,904 shares. This total reflects his direct holdings of Owens Corning common stock following the 482-share tax withholding and includes prior acquisitions such as shares obtained through the company’s Employee Stock Purchase Plan.

Was the Owens Corning (OC) Form 4 transaction an open-market sale?

No, the transaction was not an open-market sale. The Form 4 shows transaction code “F,” indicating 482 shares were withheld by the company to satisfy tax withholding obligations when restricted stock units vested, rather than shares being sold on the open market.

What does the Employee Stock Purchase Plan note mean in the Owens Corning (OC) Form 4?

The filing notes a prior ESPP acquisition of 10 shares. It states that the total holdings include 10 shares acquired on November 28, 2025 through Owens Corning’s Employee Stock Purchase Plan, which is treated as exempt under Rule 16b-3(c) for reporting purposes.