Every material Form 8-K Owens Corning filed with the SEC in 2026, read and summarized by AI: what happened, the key figures, whether it reads positive or negative for shareholders, and how big a deal it is (impact 1-5). Newest first; each brief links to its own page and to the filing on SEC.gov.
Owens Corning reported third-quarter 2026 net sales of $2.5 billion, down 7% from a year earlier, and a loss of $3.15 per diluted share, compared with a loss of $5.93 a year earlier. Adjusted diluted EPS fell to $2.44 from $3.67 after excluding a $476 million non-cash impairment tied to the Doors business. The company guided fourth-quarter revenue to $2.0 billion to $2.2 billion, with an adjusted EBITDA margin of about 10% to 12%.
Net sales of $2,489 million in Q3 2026, down 7% from $2,684 million in Q3 2025
Diluted EPS of $(3.15) versus $(5.93) a year earlier; adjusted diluted EPS of $2.44 versus $3.67
Non-cash, pre-tax impairment charges of $476 million related to the Doors business
Q4 2026 outlook: revenue of $2.0 billion to $2.2 billion and adjusted EBITDA margin of about 10% to 12%
Owens Corning expanded its board from nine to ten directors and elected Michael J. DeVito as a director, effective September 16, 2026. DeVito will join the Audit Committee and the Finance and Technology Committee, and the board determined he is independent.
Board expanded from nine to ten directors; DeVito elected effective September 16, 2026
DeVito was CEO and Executive Director of Freddie Mac from 2021 to 2024
Previously spent 24 years at Wells Fargo, most recently as Executive Vice President and Head of Home Lending
Will join the Audit Committee and Finance and Technology Committee; currently serves on NVR, Inc. board
Owens Corning reported second-quarter 2026 net sales of $2.8 billion, roughly flat with the prior year, while adjusted diluted EPS from continuing operations fell 7% to $3.93 and adjusted EBITDA fell 6% to $660 million. The company expects third-quarter revenue of $2.6 billion to $2.7 billion, slightly below the prior year, and named Jonathan Collins as chief financial officer effective August 10, 2026.
Q2 2026 net sales of $2,756 million vs. $2,747 million a year earlier; net earnings attributable to Owens Corning from continuing operations of $310 million vs. $334 million
Diluted EPS from continuing operations $3.84 vs. $3.91; adjusted diluted EPS $3.93 vs. $4.21; six-month diluted EPS $4.31 vs. $6.86
Q3 2026 outlook: revenue of $2.6 billion to $2.7 billion and adjusted EBITDA margin of approximately 20% to 22%, with about $40 million of incremental inflation costs from the Iran conflict
Jonathan Collins named EVP and CFO effective August 10, 2026; Todd Fister moves to President and Chief Operating Officer
Owens Corning said its Board appointed Jonathan M. Collins, formerly CFO of Clarivate, as Executive Vice President and Chief Financial Officer effective August 10, 2026. Todd W. Fister, currently Executive Vice President, Chief Financial and Operating Officer, becomes President and Chief Operating Officer on the same date, with CEO Brian D. Chambers remaining in his role; the filing also sets Collins' pay package and retention awards for several business presidents.
Jonathan M. Collins, age 47, takes the CFO role effective August 10, 2026, with a $775,000 base salary and a 100% target annual cash incentive.
Collins receives a sign-on bonus of $500,000 and initial equity awards including $1.5 million in performance share units and $3 million in restricted stock units.
Todd W. Fister becomes President and Chief Operating Officer effective August 10, 2026, replacing Brian D. Chambers as President while Chambers stays CEO.
Roofing, Doors, and Insulation business Presidents will report to Fister, with $1 million retention awards each to Nicolas Del Monaco and Rachel Marcon.
Owens Corning reported first-quarter 2026 results on May 6, 2026. Net sales from continuing operations fell 10% to $2.3 billion, diluted EPS from continuing operations was $0.47 versus $2.95 a year earlier, and the company posted a net loss attributable to Owens Corning of $105 million after a $143 million loss from discontinued operations. For shareholders, the sharp year-over-year decline in sales and profit, along with a $387 million free cash outflow, comes as the company completed the sale of its glass reinforcements business on April 30, 2026 and guided to second-quarter revenue of $2.6 billion to $2.7 billion.
Net sales from continuing operations were $2,265 million, down 10% from $2,530 million; Roofing fell 14%, Insulation 5% and Doors 12%.
Diluted EPS from continuing operations was $0.47 versus $2.95; adjusted diluted EPS was $1.22 versus $2.97.
Free cash outflow was $387 million; the company returned $63 million to shareholders through a cash dividend.
Second-quarter outlook calls for revenue of $2.6 billion to $2.7 billion and adjusted EBITDA margin of 20% to 22%, and includes about $60 million of incremental costs tied to the Iran conflict.
Owens Corning promoted Todd W. Fister, its Executive Vice President and Chief Financial Officer, to Executive Vice President, Chief Financial and Operating Officer, effective May 1, 2026, while it searches externally for a new CFO. The filing says he will lead both operations and finance in the interim, and it sets his new pay terms, which shareholders may view as a significant leadership change.
Todd W. Fister, age 51, promoted effective May 1, 2026; he has been CFO since September 2023
Base salary set at $850,000 per year; target annual cash incentive remains 100% of base salary
Annual long-term incentive target increases to $3,500,000 beginning in 2027
One-time promotional equity award of $1,000,000 in restricted stock units, generally vesting in full after two years
On April 14, 2026, Owens Corning amended its agreement to sell most of its global glass reinforcements business, citing changing market conditions. The enterprise value fell from $755 million to $645 million, and the company expects an additional loss on sale of about $140 million. The company still expects about $280 million in after-tax net proceeds and plans to close in the second quarter of 2026.
Revised enterprise value of $645 million, down from $755 million in the original agreement
Additional loss on sale of approximately $140 million expected
$30 million non-refundable deposit received from the Purchasers; about $280 million in after-tax net proceeds expected
Transaction expected to close in the second quarter of 2026
Owens Corning reported a fourth-quarter 2025 net loss from continuing operations of $282 million, compared with earnings of $126 million a year earlier, and a full-year net loss of $188 million, compared with earnings of $947 million in 2024. The results include non-cash, pre-tax impairment charges of $1.2 billion for the Doors business, while full-year net sales rose 3% to $10.1 billion. For shareholders, the charges sharply reduced reported profit, and the company guided to first-quarter 2026 revenue of $2.1 billion to $2.2 billion.
Fourth-quarter net sales were $2.14 billion, down 17% from $2.57 billion a year earlier; full-year net sales were $10.1 billion, up 3%.
Full-year diluted EPS from continuing operations was $(2.24), versus $10.79 in 2024; adjusted diluted EPS was $12.05, versus $14.85.
The company returned $1.0 billion to shareholders in 2025 through dividends and share repurchases and reported operating cash flow of $1.8 billion.
For first-quarter 2026, Owens Corning expects revenue from continuing operations of $2.1 billion to $2.2 billion and adjusted EBITDA margin in the mid-teens.
Owens Corning director Maryann T. Mannen told the board on February 4, 2026, that she will not stand for re-election at the 2026 Annual Meeting of Stockholders. The company said her decision is not due to any disagreement over its operations, policies or practices, and the board plans to cut its size from ten directors to nine at that meeting.
Maryann T. Mannen advised the board on February 4, 2026, that she will not stand for re-election.
Her departure takes effect at the 2026 Annual Meeting of Stockholders.
The company said the decision does not stem from any disagreement with the company.
The board intends to reduce its size from ten directors to nine after the meeting.
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Only material 8-Ks get a brief: results, deals, executive changes, restructuring, impairments, delisting notices, restatements, cybersecurity incidents and other disclosed events. Routine filings (vote results, exhibits only) are skipped. Every Owens Corning filing is on SEC EDGAR ↗. 8-K briefs of other companies →