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,;s_ vedanta oil &- gas ◄51- I+ VOGL/Sec./SE/2026-27/20 July 29, 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: Outcome of Board Meeting held on July 29, 2026 – Press Release and Investor Presentation Dear Sir/Ma’am, In continuation to our Letter No. VOGL/Sec./SE/2026-27/19 dated July 29, 2026, declaring the Unaudited Consolidated and Standalone Financial Results (“Financial Results”) of Vedanta Oil and Gas Limited (formerly known as Malco Energy Limited) ("the Company") for the First Quarter ended June 30, 2026, please find enclosed herewith the following: 1.Press Release in respect of the Financial Results; and 2.Investor Presentation on the Financial Results. The Press Release and Investor Presentation shall also be made available on the website of the Company at www.vedantaoilandgas.com The meeting of the Board of Directors of the Company commenced at 3:00 p.m. IST and concluded at 3:38 p.m. IST. We request you to please take the above 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 Enclosed: As above Vedanta Oil and Gas Limited (formerly named 'Malco Energy Limited') Registered Office: C-103, Atul Projects - corporate Avenue, New Link Road, Chakala, Andheri (E). Mumbai - 400093, Maharashtra, India 0124-4593 223 I www.vedantaoilandgas.com I vogl.sect@cairnindia.com CIN: U06100MH2001PLC428719 Vedanta Oil and Gas Limited (VOGL) reports strong performance in its first quarter financial results, as a listed entity Q1FY27 Highlights: • Revenue grows 9% Y-o-Y at ₹ 2,507 crore • 16% growth in EBITDA Q-o-Q at ₹ 1,232 crore • Profit After Tax including discontinued operations stands at ₹ 945 crore • Average gross operated production stood at 77.7 kboepd • Exploration success with gas discovery in Kaam BCP-1ST well in Kameshwari–Graben in Rajasthan’s Barmer Basin Mumbai, 29 July 2026: Vedanta Oil and Gas Limited (BSE: 544782 | NSE: VOGL), India’s leading private oil and gas exploration and production company, announced its financial results for the first quarter ended 30 June 2026. The company reported revenue growth of 9% YoY at ₹ 2,507 crores in Q1 FY27. EBITDA stood at ₹ 1,232 crores – up 16% Q-o-Q, as Profit After Tax (PAT) including discontinued operation stood at ₹ 945 crores, reflecting a strong financial foundation and disciplined execution. The company reported an average gross operated production of 77.7 kboepd across its assets, while the average working interest production stood at 51.1 kboepd. At the end of the first quarter, total gross oil and gas production reached 7.1 million boe, while total working interest production stood at 4.7 million boe. The company has notified a Gas discovery in the Kaam BCP-1ST well, drilled as part of the Deep Gas exploration campaign in the Kameshwari-Graben area of the RJ-ON-90/1 block in the Barmer Basin in Rajasthan. It will be undertaking detailed technical and commercial evaluations of the discovery. Speaking on the performance, Jim Johnny Gast, Interim CEO and Whole Time Director - Vedanta Oil and Gas Limited said, "Q1FY27 marked a defining milestone in our journey with the company’s listing on the BSE and NSE. The quarter's performance reflects the resilience of our business and our focus on operational excellence, exploration success with Deep Gas discovery, and disciplined capital allocation. As we advance a strong pipeline of near and medium-term growth opportunities including exploration drilling, enhanced oil recovery (ASP), and infill development campaigns aimed at arresting decline and enhancing production and resources, we remain well positioned to drive sustainable growth and create long-term value for all stakeholders." The company’s strong EBITDA and revenue growth, and healthy PAT, reflects its solid fundamentals and continued commitment to optimising operations and enhancing efficiency for long-term sustainable growth. Sensitivity: Public (C4) Consolidated Financial Performance: Particulars Q1 FY27 Q4 FY26 Q1 FY26 QoQ (%) YoY (%) Revenue 2,507 2,584 2,303 (3%) 9% EBITDA 1,232 1,057 1,272 16% (3%) PAT (from Continued and 945 (480) (104) Discontinued Operations) (Value in ₹ Crores) Arpit Mundra, Chief Financial Officer - Vedanta Oil and Gas Limited said, "We delivered a strong Q1 FY27 performance, driven by favourable commodity prices, healthy realizations, and strong operational discipline. Our focus on cost efficiency and value maximization enabled us to translate a supportive pricing environment into strong financials, while continuing to invest in future growth." The Rajasthan block, the most prolific production asset operated by the company, recorded an average daily gross operated production of 63.1 kboepd during the quarter. Average daily working interest production from KG-ONN 2003/1 stood at 0.5 kboepd, and assets acquired under the Open Acreage Licensing Programme (OALP) contributed 3.1 kboepd. The company holds interests in 44 blocks spanning over 47,000 sq km across India, with resources of 1.4 bnboe. Its producing assets are located across the Rajasthan, Andhra Pradesh, Gujarat, and Assam basins, supported by technology-led exploration, advanced subsurface expertise, and world-class engineering capabilities. Results Conference Call- Please note that the results presentation is available in the Investor Relations section of the company Website www.vedantaoilandgas.com Following the announcement, a conference call is scheduled on July 30, 2026, from 5:00 PM to 6:30 PM (IST), where the senior management will discuss the company’s results and performance. The dial-in numbers for the call are as below: Event Telephone Number Earnings conference +91 22 6280 1114 Universal Dial-In call on July 30, 2026 +91 22 7115 8015 Sensitivity: Public (C4) from 5:00 PM to 6:30 India National Toll 1 800 120 1221 PM (IST) Free Canada 01180014243444 Hong Kong 800964448 Japan 00531161110 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. About Vedanta Oil and Gas Vedanta Oil and Gas (BSE: 544782 | NSE: VOGL) is India’s leading private sector oil and gas exploration and production company, unlocking the nation’s hydrocarbon potential to strengthen energy security. Operating under the brand ‘Cairn’, the company holds interests in 44 blocks spanning over 47,000 sqkm of acreage across India, with gross 2P (proved plus probable) and 2C (contingent) resources of 1.4 bnboe. Its producing assets span key hydrocarbon basins in Rajasthan, Andhra Pradesh, Gujarat, and Assam, supported by technology-led exploration, advanced subsurface expertise, and world-class engineering capabilities. With a diverse portfolio of conventional and unconventional resources and a strong pipeline of upcoming growth projects, Vedanta Oil & Gas aims to significantly expand domestic production towards India’s energy security and economic growth. The company is committed to achieving Net Zero, advancing responsible energy development while creating sustainable value for the nation, communities, and shareholders. For more information, visit: www.vedantaoilandgas.com Sensitivity: Public (C4) Vedanta Oil and Gas Limited 9th Floor, Tower A1, DLF – World Tech Park, Silokhera, Sector 30, Gurgaon – 122002 www.vedantaoilandgas.com Registered Office: Regd. Office: 1st Floor, C’ wing, Unit 103, Corporate Avenue, Atul Projects, Chakala, Andheri (East), Mumbai – 400 09 [Showing first 8,000 characters — download PDF for full document]