Please refer to the Intimation of amendment to Articles of Association of the Company.

GUJARAT THEMIS BIOSYN LIMITED CIN: L24230GJ1981PLC004878 REGD. OFFICE &FACTORY: 69/C GIDC INDUSTRIAL ESTATE, VAPI – 396 195, DIST. VALSAD, GUJARAT, INDIA TEL: 0260-2430027 / 2400639 E-mail:hrm@gtbl.in.net GTBL/BSE/NSE/2026-27/67 30th September, 2026 Listing Department Department of Corporate Services National Stock Exchange of India Limited BSE Limited Exchange Plaza, C-1, Block-G Phiroze Jeejeebhoy Towers, Dalal Street Bandra Kurla Complex Mumbai 400001 Bandra East, Mumbai 400051 Symbol: GUJTHEM Scrip Code: 506879 Dear Sir / Madam, Sub: Disclosure under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 Pursuant to the Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations 2015, we wish to inform you that the members of the Company inter-alia have approved the following items: 1. Dividend of Re. 0.67 i.e. @ 67% per equity share having face value of Re.1/- each aggregating to Rs.8,72,01,642/- for the Financial Year ended 31st March, 2026. 2. Raising funds by issue of Equity Shares through Preferential Issue. 3. Amemdment in Articles of Association of the Company. The detailed disclosures on item no.3 is given in Annexure – A attached herewith. For Gujarat Themis Biosyn Limited Vineet Gawankar Company Secretary & Compliance Officer MUMBAI OFFICE: Themis House, 11/12 Udyog Nagar, S.V Road, Goregaon (West), Mumbai – 400 104 Tel: 91-22-67607080 / 28757836 Fax: 28746621 / 67607019; E-mail: gtblmumbai@gtbl.in Website Address: www.gtbl.in GUJARAT THEMIS BIOSYN LIMITED CIN: L24230GJ1981PLC004878 REGD. OFFICE &FACTORY: 69/C GIDC INDUSTRIAL ESTATE, VAPI – 396 195, DIST. VALSAD, GUJARAT, INDIA TEL: 0260-2430027 / 2400639 E-mail:hrm@gtbl.in.net Annexure - 1 Brief details of Amendment to the Articles of Association (“AOA”) of the Company to delete the words in bracket as “(as such term is defined in the Act)” appears in being of the Article 119, and to insert the following provisions after the existing provisions in Article 119. “Notwithstanding anything to the contrary contained in these Articles, so long as any moneys remain owing by the Company to any Financial Institution out of any loans/ debenture assistance granted by them to the Company or so long as the Financial Institution holds or continues to hold debentures in the Company as a result of underwriting or direct subscription or private placement, or so long as the Financial Institution holds shares in the Company as a result of underwriting or direct subscription or private placement, or so long as any liability of the Company arising out of any guarantee furnished by the Financial Institution on behalf of the Company remains outstanding, the Financial Institution may be granted a right to appoint from time to time any person or persons as an observer on the Board of the Company and to remove from such person any person or persons so appointed and to appoint any person or persons in his or their place/s in accordance and subject to the terms of transaction agreements.” “Financial Institution” for the purpose of above clause and this Articles of Association means and includes any investor, bank, funds, lending institution, lender or other similar entity, or company or person” For Gujarat Themis Biosyn Limited Vineet Gawankar Company Secretary & Compliance Officer MUMBAI OFFICE: Themis House, 11/12 Udyog Nagar, S.V Road, Goregaon (West), Mumbai – 400 104 Tel: 91-22-67607080 / 28757836 Fax: 28746621 / 67607019; E-mail: gtblmumbai@gtbl.in Website Address: www.gtbl.in