Analysts/Institutional Investor Meet/Con. Call Updates

ll1v11ei't/%i®i ~~«il-1 Q~1~qJ.f q;)'ciR~R ~f&lz.s ('l!Tralmlm =l ~ ~: 11, ~k-;ft=m-. ~. $it - 400 020 Deliverin~· Happiness, Hindustan Petroleum Corporation Limited (A Govt. of India Enterprise) Regd. Office: 17, Jamshedji Tata Road, Churchgate, Mumbai -400 020 Ref.: Co.Secy./RKS/288/2026 August 05, 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 Meeting Location Tuesday, August 18, HPCL Senior Management Team Physical Mumbai 2026 from 2:00 PM participating in – Motilal Oswal 22nd onwards Annual Global Investor Conference by Motilal Oswal Financial Services Limited This is to further inform that no unpublished price sensitive information is proposed to be discussed during the Investor conference.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 m. - 17, ~ 400 020 I ._~"''" : 22a6 3900 17, Jamsh~dji Tata Road, Churchgate, Mumbai ~ 400 020 I Phone : 2286 3900 emall :corphqo@hpcl.in I website: www.hlndust.,npe1:rolcum.com I CIN: L23201Ml-11952GOJ008858