EXHIBIT 99.1 For Immediate Release MERCER INTERNATIONAL INC. REPORTS FOURTH QUARTER 2024 AND YEAR END 2024 RESULTS AND ANNOUNCES QUARTERLY CASH DIVIDEND OF 0.075SelectedHighlightsNEWYORK,NY,February20,2025‑MercerInternationalInc.(Nasdaq:MERC)todayreportedfourthquarter2024OperatingEBITDAof99.2 million, an increase from 21.1millioninthesamequarterof2023and50.5 million in the third quarter of 2024. In the fourth quarter of 2024, net income was 16.7million(0.25 per share) ...