Certificate under SEBI (Depositories and Participants) Regulations, 2018

195/LG/SE/JUL/2026/GBSL July 9, 2026 To, To, BSE Limited, National Stock Exchange of India Limited, Phiroze Jeejeebhoy Towers, Exchange Plaza, Bandra Kurla Complex, Dalal Street, Fort, Mumbai – 400 001 Bandra (E), Mumbai – 400 051 Scrip Code: 509079 Scrip Symbol: GUFICBIO Sub.: Certificate under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended June 30, 2026 Dear Sir/ Madam, Pursuant to Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018, please find enclosed herewith certificate received from M/s. MUFG Intime India Private Limited (formerly known as Link Intime India Private Limited), Registrar and Share Transfer Agent (RTA) of the Company for the quarter ended June 30, 2026. Kindly take the same on your record. Yours faithfully, For Gufic Biosciences Limited Ami Shah Company Secretary and Compliance Officer Membership No. A39579 Encl.: As above MUFG Intime India Private Limited (Formerly Link Intime India Private Limited) CIN: U67190MH1999PTC118368 Registered Address: C-101, Embassy 247 , L.B.S. Marg, Vikhroli (West), Mumbai - 400 083 Tel: +91 22 4918 6000 Website: www.in.mpms.mufg.com To, 08-07-2026 The Compliance Officer/ Company Secretary GUFIC BIOSCIENCES LIMITED REGD. ADD. : 37, 1ST FLOOR, KAMALA BHAVAN II, S NITYANAND ROAD, ANDHERI EAST, MUMBAI PINCODE : 400069 Sub: Confirmation Certificate under Regulation 74(5) of Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018. Dear Sir/Madam, In reference to the above captioned regulation, we hereby confirm that the securities received from the depository participants for dematerialisation during the quarter ended 30th June 2026, were confirmed (accepted/rejected) to the depositories by us and that securities comprised in the said certificates have been listed on the stock exchanges where the earlier issued securities are listed. We hereby also confirm that the security certificates received for dematerialisation have been confirmed/rejected and the security certificates received were mutilated and cancelled after due verification by the depository participant and the name of the depositories have been substituted in the register of members as the registered owner within the prescribed timelines. We request you to kindly take note of the above in your records. Thanking you, Yours faithfully, For MUFG Intime India Private Limited (Formerly Link Intime India Private Limited) Ashok Shetty Sr. Vice President-Corporate Registry