Owens Corning (OC) director Collins receives 370-share quarterly stock retainer grant

Rhea-AI Filing Summary

Collins Michelle T reported acquisition or exercise transactions in this Form 4 filing.

Owens Corning director Michelle T. Collins reported an automatic equity award of 370 shares of $.01 par value common stock on 2026-08-07 as the share portion of her quarterly director retainer/fees. Following this grant, she directly holds 2,918 common shares of Owens Corning.

Insider Trade Summary

Net Buyer: 370 shares

Net Buy 1 txn

Insider Collins Michelle T

Role Director

Type	Security	Shares	Price	Value
Grant/Award	$.01 Par Value Common F1	370	$157.10	$58K

Holdings After Transaction: $.01 Par Value Common — 2,918 shares (Direct)

Footnotes (1)

1. F1. Share portion of quarterly Director retainer/fees.

Key Figures

Shares granted: 370 shares Grant price per share: $157.10 Shares held after grant: 2,918 shares +1 more

4 metrics

Shares granted 370 shares Share portion of quarterly director retainer/fees on 2026-08-07

Grant price per share $157.10 Value per share for the 370-share director retainer grant

Shares held after grant 2,918 shares Direct Owens Corning common stock holdings after the transaction

Par value $0.01 Par value of Owens Corning common stock received in the grant

Key Terms

grant/award acquisition, quarterly Director retainer/fees, par value common

3 terms

grant/award acquisition financial

"The transaction is coded "A" as a grant/award acquisition of shares."

quarterly Director retainer/fees financial

"Footnote states: "Share portion of quarterly Director retainer/fees.""

par value common financial

"Security title is listed as "$.01 Par Value Common"."

FAQ

What transaction did Owens Corning (OC) director Michelle T. Collins report?

Michelle T. Collins reported an automatic grant of 370 shares of Owens Corning $.01 par value common stock, received as the share portion of her quarterly director retainer/fees on 2026-08-07.

Was the Owens Corning (OC) Form 4 transaction a market purchase or sale?

The Form 4 reports a grant/award acquisition, coded "A", representing shares received as part of quarterly director retainer/fees, not an open-market purchase or sale of Owens Corning stock.

How many Owens Corning (OC) shares does Michelle T. Collins hold after this Form 4?

After the reported grant, Michelle T. Collins directly holds 2,918 shares of Owens Corning common stock, according to the post-transaction holding figure disclosed in the Form 4.

What was the reported value per share in the Owens Corning (OC) Form 4 grant?

The equity portion of the director retainer/fees was valued at $157.10 per share for the 370-share grant of Owens Corning $.01 par value common stock reported on 2026-08-07.

Is the Owens Corning (OC) director grant under a Rule 10b5-1 trading plan?

The Form 4’s Rule 10b5-1 checkbox is not marked as an affirmative plan, and the footnote only describes the grant as the share portion of quarterly director retainer/fees, with no trading plan reference.

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

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/10/2026 - 04:32 PM Accepted by SEC EDGAR 08/10/2026 - 04:32 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^*

Collins Michelle T

(Last) (First) (Middle)

ONE OWENS CORNING PARKWAY

(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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/07/2026

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	08/07/2026		A		370(1)	A	$157.1	2,918	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. Share portion of quarterly Director retainer/fees.

Remarks:

	/s/ Katherine M. Serevitch, Attorney-in-Fact	08/10/2026
	** 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)