Owens ning(OC) - 2025 Q3 - Quarterly Results

Exhibit 99.1 Owens Corning Announces Third-Quarter 2025 Results TOLEDO, Ohio – November 5, 2025 – Owens Corning (NYSE: OC), a building products leader, today reported third-quarter 2025 results. "Our third-quarter financial results continue to demonstrate our ability to perform at a high level even in the face of challenging market conditions, as we see weakening residential demand trends in the U.S. impacting our volumes in both repair and remodel and new construction product lines. Through the strategic c ...