Owens Corning awards 6,501 RSUs to executive

Owens Corning executive Nicolas Del Monaco, President, Roofing, reported an equity award of 6,501 shares of $.01 par value common stock on 2026-08-10.

Rhea-AI Filing Summary

Owens Corning executive Nicolas Del Monaco, President, Roofing, reported an equity award of 6,501 shares of $.01 par value common stock on 2026-08-10. The award consists of restricted stock units granted under the Owens Corning 2023 Stock Plan. Following this grant and an earlier 165-share acquisition through the Employee Stock Purchase Plan, his directly held common stock position is 27,186 shares.

Insider Trade Summary

Grant/Award: 6,501 shares

Grant/Award 1 txn

Insider Del Monaco Nicolas

Role President, Roofing

Type	Security	Shares	Price	Value
Grant/Award	$.01 Par Value Common F1, F2	6,501	$153.80	$1000K

Holdings After Transaction: $.01 Par Value Common — 27,186 shares (Direct)

Footnotes (2)

1. F1. Restricted stock units granted under the Owens Corning 2023 Stock Plan.
2. F2. The total amount of holdings reflects an acquisition on May 29, 2026 of 165 shares through the Issuer's Employee Stock Purchase Plan, which is exempt under Rule 16b-3(c).

Key Figures

RSUs granted: 6,501 shares Grant value per share: $153.80 per share Holdings after transaction: 27,186 shares +2 more

5 metrics

RSUs granted 6,501 shares Restricted stock units granted on 2026-08-10 under the Owens Corning 2023 Stock Plan

Grant value per share $153.80 per share Recorded price for the 6,501-share restricted stock unit award

Holdings after transaction 27,186 shares Total directly held Owens Corning common shares following the award and ESPP acquisition

ESPP acquisition 165 shares Shares acquired on May 29, 2026 through the Employee Stock Purchase Plan, exempt under Rule 16b-3(c)

Transaction type Grant, award, or other acquisition (Code A) Non-derivative acquisition of common stock reported as an equity award

Key Terms

Restricted stock units, Owens Corning 2023 Stock Plan, Employee Stock Purchase Plan, Rule 16b-3(c)

4 terms

Restricted stock units financial

"Restricted stock units granted under the Owens Corning 2023 Stock Plan"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Owens Corning 2023 Stock Plan financial

"Restricted stock units granted under the Owens Corning 2023 Stock Plan"

Employee Stock Purchase Plan financial

"165 shares through the Issuer's Employee Stock Purchase Plan, which is exempt"

An employee stock purchase plan is a company program that lets workers buy shares through small payroll deductions, often at a discount to the market price and after a set offering period. Think of it like a workplace savings plan that turns into ownership: it encourages employees to share in the company’s success and can create predictable buying or selling of stock that investors watch because it affects supply, demand and employee incentives.

Rule 16b-3(c) regulatory

"Employee Stock Purchase Plan, which is exempt under Rule 16b-3(c)"

An SEC rule that lets corporate insiders avoid automatic "short‑swing" profit recovery when they buy or sell their company’s stock under a pre‑approved, written plan that meets specific conditions. For investors, it matters because it clarifies when insider trades are treated as routine, reducing legal uncertainty and helping distinguish trades made for ordinary compensation or pre‑planned reasons from those that might signal opportunistic or timely insider advantage.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Owens Corning (OC) report for Nicolas Del Monaco?

Owens Corning reported that Nicolas Del Monaco received an award of 6,501 restricted stock units of common stock on 2026-08-10, granted under the Owens Corning 2023 Stock Plan.

At what price was the 6,501-share award to Owens Corning (OC) executive Nicolas Del Monaco recorded?

The 6,501-share award to Nicolas Del Monaco was recorded at $153.80 per share. This reflects the value used for the reported grant of restricted stock units under the Owens Corning 2023 Stock Plan.

How many Owens Corning (OC) shares does Nicolas Del Monaco hold after the reported Form 4 transaction?

After the reported grant, Nicolas Del Monaco directly holds 27,186 shares of Owens Corning common stock. This total includes an earlier acquisition of 165 shares through the company’s Employee Stock Purchase Plan.

What is the nature of the 6,501-share award reported for Owens Corning (OC) executive Nicolas Del Monaco?

The 6,501-share award to Nicolas Del Monaco consists of restricted stock units granted under the Owens Corning 2023 Stock Plan, representing a compensation-related equity grant rather than an open-market stock purchase.

Did Owens Corning (OC) disclose any Employee Stock Purchase Plan activity for Nicolas Del Monaco in this Form 4?

Yes. A footnote states that 165 shares were acquired by Nicolas Del Monaco on May 29, 2026 through Owens Corning’s Employee Stock Purchase Plan, exempt under Rule 16b-3(c).

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

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Available on EDGAR 08/12/2026 - 04:17 PM Accepted by SEC EDGAR 08/12/2026 - 04:16 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^*

Del Monaco Nicolas

(Last) (First) (Middle)

ONE OWENS CORNING PKWY

(Street)

TOLEDO OHIO 43659

(City) (State) (Zip)

UNITED STATES

(Country)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/10/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	08/10/2026		A		6,501(1)	A	$153.8	27,186(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. Restricted stock units granted under the Owens Corning 2023 Stock Plan.

2. The total amount of holdings reflects an acquisition on May 29, 2026 of 165 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	08/12/2026
	** 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.
* Form 4: SEC 1474 (03-26)