AIIL Authum Investment & Infrastructure Ltd Company Mergers Announcement 2025 - Share Acquisition Authum Investment & Infrastructure Ltd is acquiring 34,802 equity shares of Welspun Michigan Engineers Limited, increasing their stake from 10.95% to 12.96%, with this deal expected to close by January 31, 2025..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Authum Investment & Infrastructure Ltd