MRPL Mangalore Refinery And Petrochemicals Ltd Earnings Reports Announcement 2025 - Trading Window Closure MRPL closes trading window from Jan 1, 2026 to 48 hours after the board approves Q3 unaudited results for quarter ended December 31, 2025..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Mangalore Refinery And Petrochemicals Ltd