Official announcements (8-K)

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

In the company's wordsOn November 4, 2026, Owens Corning (the "Company") issued a press release announcing its financial results for the quarter ended September 30, 2026. Exhibit 99.1 contains certain financial measures that are considered "non-GAAP financial measures" as defined in the federal securities laws and contains an explanation and, as applicable, a reconciliation of these non-GAAP financial measures to their most directly comparable financial measures calculated and presented in accordance with accounting principles generally accepted in the United States. The information in Item 2.02 of this Current Report is being furnished pursuant to General Instructions B.2 of Form 8-K and …

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

In the company's wordsOn September 16, 2026, the Board of Directors (the “Board”) of Owens Corning (the “Company”) expanded the number of directors on the Board from nine to ten and elected Michael J. DeVito to serve as a director of the Company, both effective September 16, 2026 (the “Effective Date”). The Board determined that Mr. DeVito is independent and meets the applicable director independence requirements of the New York Stock Exchange and the Company's director independence standards, as adopted by the Board. Mr. DeVito will join the Audit Committee and the Finance and Technology Committee of the Board as of the Effective Date. Mr. DeVito served as Chief Executive Officer and as an …

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

In the company's wordsOn August 5, 2026, Owens Corning (the "Company") issued a press release announcing its financial results for the quarter ended June 30, 2026. Exhibit 99.1 contains certain financial measures that are considered "non-GAAP financial measures" as defined in the federal securities laws and contains an explanation and, as applicable, a reconciliation of these non-GAAP financial measures to their most directly comparable financial measures calculated and presented in accordance with accounting principles generally accepted in the United States. The information in Item 2.02 of this Current Report is being furnished pursuant to General Instructions B.2 of Form 8-K and shall not …

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

In the company's wordsOn July 29, 2026, Owens Corning (the “Company”) announced that its Board of Directors (the “Board”) has appointed Jonathan M. Collins as Executive Vice President, Chief Financial Officer, effective August 10, 2026 (the “Effective Date”). Mr. Collins, age 47, most recently served as Executive Vice President and Chief Financial Officer of Clarivate Plc (“Clarivate”), a global provider of transformative intelligence, since December 2021. Prior to joining Clarivate, Mr. Collins served as Executive Vice President and Chief Financial Officer of Dana Incorporated (“Dana”), a provider of drivetrain and propulsion systems and energy-management solutions, from 2016 to 2021. Before …

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

In the company's wordsOn May 6, 2026, Owens Corning (the "Company") issued a press release announcing its financial results for the quarter ended March 31, 2026. Exhibit 99.1 contains certain financial measures that are considered "non-GAAP financial measures" as defined in the federal securities laws and contains an explanation and, as applicable, a reconciliation of these non-GAAP financial measures to their most directly comparable financial measures calculated and presented in accordance with accounting principles generally accepted in the United States. The information in Item 2.02 of this Current Report is being furnished pursuant to General Instructions B.2 of Form 8-K and shall not be …

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

In the company's wordsOn April 28, 2026, the Board of Directors of Owens Corning (the “Company”) promoted Todd W. Fister to Executive Vice President, Chief Financial and Operating Officer, effective as of May 1, 2026. Mr. Fister, age 51, has served as the Company’s Executive Vice President and Chief Financial Officer since September 2023, and prior to that served as the Company’s President, Insulation since July 2019. He will operate in a combined role providing both operational and financial leadership as the Company conducts an external search for a Chief Financial Officer. In connection with his promotion, Mr. Fister’s base salary will be set at $850,000 per year and his target annual cash …

Announced another event (Item 8.01)

Another event the company chose to report publicly.

In the company's wordsAs previously disclosed, on February 13, 2025, Owens Corning (the "Company") entered into a definitive agreement (the "Agreement") with Triumph Composites Private Limited (formerly known as Triumph Non-Ionics Pvt Ltd.) and 3B Lux S.à r.l. (together, the "Purchasers"), together with affiliated guarantors, providing for the sale of substantially all of the Company’s global glass reinforcements business (the "Transaction"). The Purchasers are affiliates of the Praana Group. The Agreement was amended on April 14, 2026 to, among other things, revise the enterprise value of the business from $755 million to $645 million. The Company closed the Transaction pursuant to the …

Shared shareholder vote results (Item 5.07)

How shareholders voted on board members and proposals.

In the company's wordsOn 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 …

Wrote down the value of some assets (Item 2.06)

A write-down lowers profit and the recorded value of what it owns, without any cash being spent.

In the company's wordsOn February 14, 2025, Owens Corning (the “Company”) disclosed an expected impairment charge associated with the announced sale of the Company’s global glass reinforcements business (the “GR Business”) and that, beginning with the Quarterly Report on Form 10-Q for the period ended March 31, 2025, the GR Business’s financial results would be reflected in the Company’s consolidated financial statements as discontinued operations for all periods presented, and the GR Business would be classified as “held for sale.” Based on the revised terms of the Transaction (as described below), the Company will recognize an additional loss on sale of approximately $140 million related to …

Announced another event (Item 8.01)

Another event the company chose to report publicly.

In the company's wordsAs previously disclosed, the Company entered into a definitive agreement on February 13, 2025 (the “Agreement”) with Triumph Non-Ionics Pvt Ltd., a private limited company incorporated in the Republic of India (“Triumph”), and 3B Lux S.à.r.l, a private limited liability company incorporated under the Laws of the Grand Duchy of Luxembourg (“3B”) (Triumph and 3B, the “Purchasers”), Ayana Chemicals Singapore Pte. Ltd., a private limited company incorporated under the Laws of Singapore, as guarantor (“Ayana”), and Artek US Holding Corp., a Delaware corporation, as conditional guarantor (“Artek US”), providing for the sale of materially all of the GR Business at an enterprise …

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

In the company's wordsOn February 25, 2026, Owens Corning (the "Company") issued a press release announcing its financial results for the fourth quarter of 2025 and the fiscal year ended December 31, 2025. Exhibit 99.1 contains certain financial measures that are considered "non-GAAP financial measures" as defined in the federal securities laws and contains an explanation and, as applicable, a reconciliation of these non-GAAP financial measures to their most directly comparable financial measures calculated and presented in accordance with accounting principles generally accepted in the United States. The information in Item 2.02 of this Current Report is being furnished pursuant to General …

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

In the company's wordsOn February 4, 2026, Maryann T. Mannen, a director of Owens Corning (the “Company”), advised the Company's Board of Directors (the “Board”) that she will not stand for re-election at the Company’s 2026 Annual Meeting of Stockholders. Ms. Mannen's decision to not stand for re-election is not due to any disagreement with the Company on any matter relating to the Company's operations, policies or practices. Effective upon the 2026 Annual Meeting of Stockholders, the Board intends to reduce the number of directors on the Board from ten to nine.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

In the company's wordsOn November 5, 2025, Owens Corning issued a press release announcing its financial results for the quarter ended September 30, 2025. Exhibit 99.1 contains certain financial measures that are considered “non-GAAP financial measures” as defined in the federal securities laws and contains an explanation and, as applicable, a reconciliation of these non-GAAP financial measures to their most directly comparable financial measures calculated and presented in accordance with accounting principles generally accepted in the United States. The information in Item 2.02 of this Current Report is being furnished pursuant to General Instructions B.2 of Form 8-K and shall not be deemed …

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Wrote down the value of some assets (Item 2.06)

A write-down lowers profit and the recorded value of what it owns, without any cash being spent.

Shared shareholder vote results (Item 5.07)

How shareholders voted on board members and proposals.

Ended a major agreement (Item 1.02)

Losing a major agreement can affect future sales or costs.

Signed a major agreement (Item 1.01)

A major new contract can change what the company sells, spends or owes.

Took on a major new debt or obligation (Item 2.03)

New borrowing adds to what the company owes and the interest it pays.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

Wrote down the value of some assets (Item 2.06)

A write-down lowers profit and the recorded value of what it owns, without any cash being spent.

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

Announced another event (Item 8.01)

Another event the company chose to report publicly.

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.