LT Larsen & Toubro Ltd Earnings Reports Announcement 2026 - Trading Window Closure L&T closes trading window from April 1, 2026, ahead of the March 31, 2026 year-end results; window reopens 48 hours after results disclosure..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Larsen & Toubro Ltd