WAYNE, Pa., Feb. 13, 2026 /PRNewswire/ -- Ecovyst Inc. (NYSE: ECVT), a leading provider of virgin sulfuric acid, sulfuric acid regeneration services and ex-situ catalyst activation services announced today that it will conduct a conference call and audio-only webcast on Thursday, February 26, 2026 at 11:00 a.m. Eastern Time to review its fourth quarter 2025 financial results.