Owens Corning (OC) SEC Filings & Earnings Calls

Residential demand weakness

“Roofing NA Residential net sales declined YoY.”

Margin compression

“Gross margin declined significantly YoY.”

Discontinued operations losses

“Net loss from discontinued ops $84M Q2, $227M H1.”

Residential remodeling and new construction expected to remain under pressure; roofing distributor inventory destocking in Q3.

“discretionary remodeling activity and residential new construction to remain under some pressure; heavier second-quarter inventory stocking is expected to impact third-quarter distributor purchases” · word for word

Key person risk during transition, but retention awards mitigate

“New CFO appointed, COO role expanded, retention awards for presidents”

Discontinued Operations Loss

“Net loss from discontinued operations attributable to Owens Corning, net of tax (143) (348) (three months ended March 31, 2026 vs 2025)” · word for word

Revised Sale Terms for GR Business

“The Amendment includes a $110 million decrease in the purchase price, the transfer of approximately $32 million in carrying value of additional assets at close and elimination of the $225 million promissory notes that were to be issued to the Company by the purchasers.”

Restructuring Charges

“Total Restructuring Costs $ (46) $ (3) (three months ended March 31, 2026 vs 2025)” · word for word

Iran conflict cost headwind of $60M in Q2 2026

“Owens Corning anticipates inflationary impact from the Iran conflict to result in incremental costs of approximately $60 million in the second quarter.” · word for word

Continued pressure on discretionary remodeling and residential new construction

“Owens Corning expects discretionary remodeling activity and residential new construction to remain under pressure.” · word for word

Transaction closed at reduced price due to changing market conditions.

“Amendment revised enterprise value from $755M to $645M.”

Impairment reflects deteriorating market conditions for glass reinforcements.

“Revised enterprise value from $755M to $645M; additional loss recognized.”

Weaker Residential Demand

“In 2025, Owens Corning delivered strong financial performance despite increasingly challenging market conditions, including weaker U.S. residential demand” · word for word

Quiet Storm Season Impact

“an unusually quiet second-half storm season” · word for word

Large non-cash impairment in Doors business signals structural challenges in that segment.

“Recorded Second Half Non-Cash, Pre-Tax Impairment Charges of $1.2 Billion Related to the Doors Business.” · word for word

Weaker end markets and ongoing inflation pressuring margins across segments.

“Owens Corning continued to execute well despite weak end markets and ongoing inflation in the fourth quarter.” · word for word

Residential construction downturn

“Low levels of residential or non-residential construction activity have a material adverse impact on our business and results of operations.” · word for word

Tariff exposure

“These trade actions and evolving U.S. trade policies with countries such as Canada, Mexico and China could disrupt our supply chains, increase our costs for raw materials, increase costs the Company may incur on finished goods shipped to customers, and negatively impact our business margins and financial results.” · word for word

Energy price volatility

“Natural gas forms the primary energy source for our European operations and our European operations can be directly affected by volatility in the cost and availability of natural gas.” · word for word

Customer concentration

“In 2025, we had two customers that represented 16% and 12% of our annual net sales, respectively.” · word for word

Raw material supply risk

“One of the raw materials important to this segment is sourced from a sole supplier.” · word for word

Minimal risk; routine board refreshment.

“No disagreement; board size reduction from 10 to 9.”

Residential demand weakness and inventory destocking impacting all three businesses.

“Weakening residential demand trends in the U.S. impacting our volumes in both repair and remodel and new construction product lines.” · word for word

Non-cash impairment of $780M in Doors segment reflects weak near-term market.

“Recorded Non-Cash, Pre-Tax Impairment Charges of $780 Million Related to the Doors Business.” · word for word

Tariff exposure of ~$50 million, mitigated to ~$10 million net impact in Q4.

“Expects minimal fourth-quarter impact from tariff exposure... reducing its approximately $50 million tariff exposure to a net impact of about $10 million.” · word for word

Goodwill impairment risk

“Goodwill impairment charge $780 million.”

Doors segment margin deterioration

“Doors EBITDA $56 million vs $89 million.”

Insulation segment revenue decline

“Insulation net sales $941 million vs $1,008 million.”