Analysts/Institutional Investor Meet/Con. Call Updates

.... tls::l~t1i:t a,'fqn~R ~filz:s lf5111Fiflii4wl ~~ (m«fmcFiR~} ~ ~: 11, ~~~-m:Tm, ~. ~-400 020 Delivering~ Happiness® Hindustan Petroleum Corporation Limited -'-.J- (A Govt. of India Enterprise) Regd. Office : 17, Jamshedji Tata Road, Churchgate, Mumbai -400 020 Ref.: Co.Secy./RKS/329/2026 September 11, 2026 BSE Limited, Phiroze Jeejeebhoy Towers, Dalal Street, Mumbai – 400 001 Scrip Code: 500104 National Stock Exchange of India Limited Sub.: Schedule of Analysts / Exchange Plaza, 5th Floor, Investors Meet / Conference Plot No. C/1, G-Block, Bandra-Kurla Complex, Bandra East, Mumbai – 400 051 Scrip Name: HINDPETRO Dear Sirs, Pursuant to Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we give below the schedule of the Conference to be attended by the Senior Management Team of the Company as per details given hereunder: Day, Date & Time Particulars Type of Location Meeting Tuesday, September HPCL Senior Management Team Physical Mumbai 22, 2026 from 2:00 PM participating in – J.P. Morgan India onwards Conference by J.P. Morgan India Pvt. Ltd. This is to further inform that no unpublished price sensitive information is proposed to be discussed during the Investor conference. The above shall be subject to changes, if any. This is for your information and records. Thanking you, Very truly yours, Rakesh Kumar Singh Company Secretary 17, =~1G;;ft m, ~-400 020 I ~'ITT1Sr: 2286 3900 17, Jamshedji Tata Road, Churchgate, Mumbai -400 020 I Phone: 2286 3900 email: corphqo@hpcl.in I website: www.hindustanpetroleum.com I CIN: L23201MH1952GOI008858