Owens Corning director granted 478 shares

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

Rhea-AI Filing Summary

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

Owens Corning director Michelle T. Collins received a stock grant as part of her quarterly board compensation. On May 8, 2026, she was awarded 478 shares of $.01 par value common stock at $121.67 per share, bringing her direct holdings to 2,548 shares. A footnote explains this grant represents the share portion of her quarterly director retainer and fees, indicating a routine compensation-related award rather than an open-market trade.

Insider Trade Summary

Grant/Award: 478 shares

Grant/Award 1 txn

Insider Collins Michelle T

Role Director

Type	Security	Shares	Price	Value
Grant/Award	$.01 Par Value Common	478	$121.67	$58K

Holdings After Transaction: $.01 Par Value Common — 2,548 shares (Direct)

Footnotes (1)

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

Key Figures

Shares granted: 478 shares Grant price per share: $121.67 per share Total shares after grant: 2,548 shares

3 metrics

Shares granted 478 shares Stock grant to director on May 8, 2026

Grant price per share $121.67 per share Price for the 478-share stock award

Total shares after grant 2,548 shares Michelle T. Collins’ direct holdings after transaction

Key Terms

Form 4, Grant, award, or other acquisition, Director retainer/fees

3 terms

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Grant, award, or other acquisition financial

"transaction_code_description": "Grant, award, or other acquisition""

Director retainer/fees financial

"Share portion of quarterly Director retainer/fees."

FAQ

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

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

Owens Corning reported that director Michelle T. Collins received an award of 478 shares of $.01 par value common stock. The transaction is a compensation-related grant, not an open-market trade, and increases her direct holdings to 2,548 shares.

Was the Owens Corning (OC) Form 4 transaction a stock purchase or a grant?

The Form 4 shows a stock grant, not a market purchase. Transaction code A identifies it as a grant, award, or other acquisition, and a footnote clarifies it is the share portion of her quarterly director retainer and fees.

How many Owens Corning (OC) shares did Michelle T. Collins acquire in this filing?

Michelle T. Collins acquired 478 shares of Owens Corning $.01 par value common stock on May 8, 2026. This grant increased her directly held position to a total of 2,548 shares following the transaction reported in the Form 4.

At what price was the Owens Corning (OC) stock grant to Michelle T. Collins recorded?

The stock grant to Michelle T. Collins was recorded at $121.67 per share. This price is disclosed as the transaction price per share for the 478-share award of $.01 par value common stock reported in the Form 4 filing.

Is the Owens Corning (OC) Form 4 transaction part of director compensation?

Yes. A footnote explains the 478-share award represents the share portion of Michelle T. Collins’ quarterly director retainer and fees. This indicates the transaction is routine board compensation rather than discretionary buying or selling in the open market.

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

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Accepted by SEC EDGAR 05/12/2026 - 04:10 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)
05/08/2026

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	05/08/2026		A		478(1)	A	$121.67	2,548	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	05/12/2026
	** 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)