Analysts/Institutional Investor Meet/Con. Call Updates

October 8, 2026 National Stock Exchange of India BSE Limited Luxembourg Stock Limited Exchange Scrip Code: AMBUJACEM Scrip Code: 500425 Code: US02336R2004 Sub.: Intimation under the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (SEBI Listing Regulations) – Meeting of the Board of Directors. Dear Sir / Madam, Pursuant to Regulation 29 and other applicable provisions of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we would like to inform that a meeting of the Board of Directors of the Company will be held on Thursday, October 29, 2026, inter alia, to consider and approve the Unaudited Financial Results (Standalone and Consolidated) of the Company for the quarter and half year ended September 30, 2026. Trading window closure As informed vide our earlier letter dated September 28, 2026 and pursuant to the applicable provisions of the SEBI (Prohibition of Insider Trading) Regulations, 2015, as amended, and as per the Company's Code of Conduct, the trading window for dealing in securities of the Company shall remain closed from October 1, 2026 and will re-open after 48 hours from the announcement of results on October 29, 2026. Investors call The Company will hold investor / analyst calls on October 29, 2026 at 04:30 p.m. to discuss the financial results for the quarter and half year ended September 30, 2026 and business outlook. Please find enclosed herewith detailed invite for the Investor Call. This intimation is also being uploaded on the Company’s website at www.ambujacement.com. You are requested to kindly take note of the same. Thanking you, Yours Sincerely, For Ambuja Cements Limited Manish Mistry Company Secretary & Compliance Officer Membership No. F8373 Encl: as above Ambuja Cements Limited Registered Office: Adani Corporate House Shantigram, Near Vaishno Devi Circle, S. G. Highway, Khodiyar, Ahmedabad – 382 421, Gujarat, India Ph +91 79-2656 5555 E mail: investors.relation@adani.com www.ambujacement.com CIN: L26942GJ1981PLC004717 Conference Call AMBUJA CEMENTS LIMITED H1FY27 Earnings Conference Call Thursday, 29th October 2026, 04:30 PM IST Please dial in at 04:25 PM IST Represented by: • Mr. Vinod Bahety- Chief Executive Officer • Mr. Rohit Soni- Chief Financial Officer • Mr. Deepak Balwani- Head, Investor Relations Dial-in numbers Universal Dial in: +91 22 6280 1149 / +91 22 7115 8050 International Toll Free Argentina 0080014243444 Australia 0080014243444 Belgium 0080014243444 Canada 01180014243444 China 4008428405 France 0800914745 Germany 0080014243444 Hong Kong 800964448 Italy 0080014243444 Japan 00531161110 Netherlands 08000229808 Poland 008001124248 Singapore 8001012045 South Korea 00180014243444 Sweden 0080014243444 Thailand 00180014243444 UK 08081011573 USA 18667462133 For prior registration, please register on the link below: Diamond Pass Link R S V P: Sanjeev Kumar Singh +91 9833000692, Sanjeev.Singh@motilaloswal.com Motilal Oswal Tower, Level 9, Sayani Rd, Prabhadevi, Mumbai 400 025