Intimation of Resignation of Mr. Amit Agarwal, Executive Director -Finance & Chief Financial Officer

Pfizer Limited The Capital, 1802/1901, Plot No. C - 70, G Block, Bandra Kurla Complex, Bandra (East), Mumbai 400 051. Tel : +91 22 6693 2000 Fax : +91 22 2654 0274 July 27, 2026 The Corporate Relationship Dept. Listing Dept. BSE Limited The National Stock Exchange of India Ltd. 1st Floor, P.J.Towers Exchange Plaza, 5th Floor, Plot No. C/1, Dalal Street, Fort G Block Bandra-Kurla Complex, Bandra (E) Mumbai – 400 001 Mumbai – 400 051 Scrip Code: 500680 Scrip Symbol: PFIZER Dear Sir/Madam, Sub: Intimation of resignation of Mr. Amit Agarwal - Executive Director – Finance & Chief Financial Officer. Ref.: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015. Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we hereby inform that Mr. Amit Agarwal, Executive Director – Finance & Chief Financial Officer (DIN: 10465938) has resigned from the services of the Company, with effect from October 8, 2026, to pursue an opportunity outside Pfizer Limited. Pursuant to the above, Mr. Agarwal shall also cease to be a Director on the Board of Director of the Company and a Member of the Corporate Social Responsibility Committee, Risk Management Committee and Board Administrative & Share Transfer Committee of the Board effective October 8, 2026 (close of business). The additional details required to be disclosed pursuant to the SEBI (Listing Obligations and Disclosure Requirements) Regulations 2015 read with SEBI Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026, are enclosed as Annexure – A & Annexure – B. Request you to please take the above on record. Thanking you, Yours truly, For Pfizer Limited Prajeet Nair Director – Corporate Services & Company Secretary Encl: A/a CIN: L24231MH1950PLC008311 Email ID: contactus.india@pfizer.com Website: www.pfizerltd.co.in Annexure - A Additional information pursuant to SEBI Listing Regulations read with SEBI Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026 Sr. No. Particulars Description 1. Reason for change viz. appointment, re- Resignation of Mr. Amit Agarwal (DIN: appointment, resignation, removal, 10465938) as the Director on the Board of death or otherwise. Pfizer Limited and Executive Director – Finance & Chief Financial Officer of the Company, with effect from October 8, 2026 (close of business) to pursue an opportunity outside Pfizer Limited. 2. Date of appointment / cessation (as Cessation as the Executive Director – applicable) & term of appointment, re- Finance & Chief Financial Officer of the appointment. Company, effective October 8, 2026 (close of business). 3. Brief profile (in case of appointment) Not Applicable 4. Disclosure of relationships between Not Applicable directors (in case of appointment of a director). Annexure - B July 27, 2026 The Board of Directors Pfizer Limited The Capital, 1802/1901, Plot no. C-70, G-Block, Sandra Kurla Complex, Sandra (East), Mumbai -400 051 Sub: Resignation from the position of Executive Director - Finance & Chief Financial Officer of Pfizer Limited Dear Sir/Madam, This is to inform you that I hereby resign as a Director on the Board and Executive Director - Finance & Chief Financial Officer of the Company with effect from the close of business on October 8, 2026. After careful consideration, I have decided to pursue another professional opportunity. It has been a privilege to serve on the Board and as the Chief Financial Officer of the company. I sincerely thank the Board, the leadership team and my colleagues for their trust, guidance and support during my tenure. I wish the Company continued growth and success in future. Thanking you, Yo~urs truly,; Amit Agarwal (DIN: 10465938)