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Form 8-K

sec.gov

8-K — Owens Corning

Accession: 0001370946-26-000132

Filed: 2026-04-20

Period: 2026-04-14

CIK: 0001370946

SIC: 3290 (ABRASIVE ASBESTOS & MISC NONMETALLIC MINERAL PRODUCTS)

Item: Submission of Matters to a Vote of Security Holders

Documents

8-K — oc-20260414.htm (Primary)

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

______________________________________

Form 8-K

______________________________________

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): April 14, 2026

______________________________________

Owens Corning

(Exact name of registrant as specified in its charter)

______________________________________

DE 1-33100 43-2109021

(State or other jurisdiction

of incorporation) (Commission

File Number) (I.R.S. Employer

Identification No.)

One Owens Corning Parkway

Toledo, Ohio 43659

(Address of principal executive offices)

(Zip Code)

419-248-8000

(Registrant’s telephone number, including area code)

Not Applicable

(Former name or former address, if changed since last report)

______________________________________

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Stock, par value $0.01 per share OC New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

☐ Emerging growth company

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.

Item 5.07. Submission of Matters to a Vote of Security Holders.

On April 14, 2026, Owens Corning (the “Company”) held its Annual Meeting of Stockholders (the “Annual Meeting”). At the Annual Meeting, the Company's stockholders cast their votes as described below on three proposals described in the Company's definitive proxy statement filed with the U.S. Securities and Exchange Commission on March 13, 2026.

Proposal 1

The Company's stockholders elected the following directors to serve until the 2027 Annual Meeting of Stockholders and until their successors are elected and qualified pursuant to the following vote:

Name Votes For Votes Against Abstentions Broker Non-Votes

Brian D. Chambers 61,033,475 4,741,549 47,109 5,171,495

Michelle T. Collins 64,441,755 1,336,542 43,836 5,171,495

Eduardo E. Cordeiro 64,736,278 1,044,040 41,815 5,171,495

Adrienne D. Elsner 64,418,242 1,359,353 44,538 5,171,495

Alfred E. Festa 61,776,220 4,004,920 40,993 5,171,495

Edward F. Lonergan 61,518,449 4,262,556 41,128 5,171,495

Paul E. Martin 64,439,967 1,337,113 45,053 5,171,495

Suzanne P. Nimocks 62,129,313 3,651,994 40,826 5,171,495

John D. Williams 63,882,596 1,897,242 42,295 5,171,495

Proposal 2

The Company's stockholders ratified the selection of PricewaterhouseCoopers LLP as the Company's independent registered public accounting firm for 2026 pursuant to the following vote:

Votes For Votes Against Abstentions

66,874,167 4,059,205 60,256

Proposal 3

The Company's stockholders approved, on an advisory basis, the 2025 compensation paid to the Company's named executive officers pursuant to the following vote:

Votes For Votes Against Abstentions Broker Non-Votes

59,702,618 5,781,137 338,378 5,171,495

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Owens Corning

April 20, 2026 By: /s/ Todd W. Fister

Todd W. Fister

Executive Vice President and Chief Financial Officer

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