Biogen Pharmachem Industries Limited, formerly Sun Techno Overseas Limited, submitted a certificate to the BSE Limited on October 6, 2026, confirming compliance with Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018, for the quarter ended September 30, 2026, with Satellite Corporate Services Private Limited acting as the Registrar & Share Transfer Agent; the certificate noted no physical certificates were received for dematerialization of securities during the quarter.