Pfizer Ltd. — Board/Management Information 2025

Dec 23, 2025

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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

December 23, 2025

The Corporate Relationship Dept. The Manager, Listing Dept. BSE Limited The National Stock Exchange of India Ltd. 1[st] Floor, P.J.Towers Exchange Plaza, 5[th] 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 Sirs,

Sub: Intimation regarding change in Senior Management Personnel of the Company.

Ref.: Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015.

Pursuant to the Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we hereby inform that Ms. Aditi Mehta, Category Lead – Vaccines has resigned from the services of the Company with effect from January 2, 2026, (close of business), to pursue opportunities outside Pfizer Limited. Ms. Mehta shall accordingly cease to be a Senior Management Personnel, effective the said date.

The resignation letter required to be disclosed pursuant to the SEBI Listing Regulations 2015 read with SEBI Circular No. SEBI/HO/CFD/PoD2/CIR/P/0155 dated November 11, 2024, is enclosed as Annexure A.

Request you to please take the above on record.

Thanking you,

Yours truly, For Pfizer Limited

Digitally signed by Prajeet Nair Prajeet Nair Date: 2025.12.23 13:40:14 +05'30'

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

December 23, 2025

To,

Managing Director P zer Limited

Mumbai.

Dear Madam,

Sub: Resignation as Category Lead – Vaccines.

I hereby tender my resignation as the Category Lead – Vaccines, e � ective close of business hours on January 2, 2026, to pursue opportunities outside P fi zer.

I would like to thank the management and colleagues for their support extended to me during my tenure with the Company.

Yours truly,

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Aditi Mehta