CONSTRONIC Constronics Infra Ltd Company Mergers Announcement 2026 - Regulatory Disclosure (SAST) SEBI SAST disclosure filed for Vishnuvardhan under Reg 31(1)(2) was received on Feb 19, 2026, indicating a substantial acquisition disclosure..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Constronics Infra Ltd