Company: OC
Filing Date: 2025-02-24
Form Type: 10-K
Source: 0001370946-25-000077
Chunk: 311

Company: Owens Corning
Filing Date: 2025-02-24
Form: 10-K
Item: Item 8
Chunk 311
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N/AN/ANon-United States plansDiscount rate5.49 %5.64 %Rate of compensation increase3.00 %3.00 %Components of Net Periodic Postretirement Benefit IncomeThe following table presents the components of net periodic postretirement benefit income: Twelve Months Ended December 31,(In millions)202420232022United States plansService cost$1 $1 $1 Interest cost5 5 4 Amortization of actuarial loss(8)(8)(7)Net periodic postretirement benefit income$(2)$(2)$(2)There was no significant net periodic postretirement income attributable to non-U.S. plans.Weighted-Average Assumptions Used to Determine Net Periodic Postretirement Benefit IncomeThe following table presents the discount rates used to determine net periodic postretirement benefit income: Twelve Months Ended December 31, 202420232022United States plans4.90 %5.10 %2.70 %Non-United States plans5.64 %5.93 %3.63 %

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Table of ContentsOWENS CORNING AND SUBSIDIARIESNOTES TO CONSOLIDATED FINANCIAL STATEMENTS (continued)16.    POSTEMPLOYMENT AND POSTRETIREMENT BENEFITS OTHER THAN PENSIONS (continued)

The following table presents health care cost trend rates used to determine net periodic postretirement benefit income, as well as information regarding the ultimate rate and the year in which the ultimate rate is reached: Twelve Months Ended December 31, 202420232022United States plans:Initial rate at end of year11.80 %11.27 %8.86 %Ultimate rate4.50 %4.50 %4.50 %Year in which ultimate rate is reached203420332031Non-United States plans:Initial rate at end of year5.46 %4.97 %4.65 %Ultimate rate4.46 %4.31 %4.13 %Year in which ultimate rate is reached203820372040Estimated Future Benefit PaymentsThe following table shows estimated future benefit payments from the Company’s postretirement benefit plans:(In millions)Estimated Benefit PaymentsFiscal Year:2025$11 2026$11 2027$11 2028$10 2029$10 2030-