Trading Window

VOGL/Sec./SE/2026-27/17 July 24, 2026 To To BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers “Exchange Plaza” Plot No C/1, G Block Dalal Street, Fort Bandra Kurla Complex, Bandra (East) Mumbai - 400 001 Mumbai- 400051 BSE Scrip Code: 544782 N SE Scrip Code: VOGL Sub: Notice of Board Meeting, Closure of Trading Window and Schedule of Earnings Call on Financial Results Dear Sir/Ma’am, In terms of Regulation 29 of the Securities and Exchange Board of India (“SEBI”) (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended from time to time, we wish to inform that the meeting of the Board of Directors of the Company will be held on Wednesday, July 29, 2026, to inter-alia consider the Unaudited Standalone and Consolidated Financial Results of the Company for the First Quarter ended June 30, 2026. Further, as intimated earlier vide Letter No. VOGL/Sec./SE/2026-27/05 dated June 25, 2026, pursuant to the provisions of the SEBI (Prohibition of Insider Trading) Regulations, 2015 and the Insider Trading Prohibition Code of the Company, as amended from time to time, the Trading Window shall remain closed for dealing in securities of the Company for all Designated Persons from Wednesday, July 01, 2026 to Friday, July 31, 2026 (both days inclusive). Further, the Earnings conference call to discuss the Company’s results and performance is scheduled to be held on July 30, 2026 as per below schedule: Event Telephone Number +91 22 6280 1114 Universal Dial-In +91 22 7115 8015 India National Toll Free 1 800 120 1221 Canada 01180014243444 Hong Kong 800964448 Earnings conference call on July 30, 2026 from 5:00 PM to 6:30 Japan 00531161110 PM (IST) Netherlands 08000229808 International Toll Free* Singapore 8001012045 South Korea 00180014243444 UK 08081011573 USA 18667462133 Online Registration Link For Registration- Click Here Call Recording This will be available on Company website on July 30, 2026 *In case of dial-ins from any other country, please use the online registration link for relevant dial-in numbers. We request you to kindly take the said information on record. Thanking you. Yours sincerely, For Vedanta Oil and Gas Limited (Formerly known as Malco Energy Limited) Shivangi Dhanuka Company Secretary and Compliance Officer Membership No.: A 70586