Pfizer Ltd. — Capital/Financing Update 2023

Oct 18, 2023

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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

October 18, 2023

The Corporate Relationship Dept.

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: Board Meeting for consideration and to take on record the Unaudited Financial Results for the quarter and half year ended September 30, 2023.

Ref.: Regulation 29 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015

This is to inform you that a meeting of the Board of Directors of the Company is scheduled to be held on Saturday, October 28, 2023 , inter alia , to consider and take on record the Unaudited Financial Results of the Company for the quarter and half year ended September 30, 2023.

Pursuant to the “Pfizer Limited – Code of Internal Procedures and Conduct to Regulate, Monitor and Report Trading by Insiders”, the Trading Window of the Company was closed from Saturday, September 30, 2023, till 48 hours after the results are made public on October 28, 2023.

Request you to please take the above on record.

Thanking you,

Yours truly,

For Pfizer Limited

PRAJEET Digitally signed by PRAJEET NAIR NAIR Date: 2023.10.18 17:00:58 +05'30' Prajeet Nair

Director – Corporate Services & Company Secretary

Cc: National Securities Depository Limited (NSDL) Central Depository Services (India) Limited (CDSL) KFin Technologies Limited

CIN: L24231MH1950PLC008311 Email ID: contactus.india@pfizer.com Website: www.pfizerltd.co.in