POWERGRID Power Grid Corporation of India Ltd Company Mergers Announcement 2026 - Merger of Equals Board to consider merger of 28 WOS into 2 WOS; trading window closed 17–21 March 2026, resuming 22 March 2026; detailed terms to follow..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Power Grid Corporation of India Ltd