Intimation under Regulation 30 of the SEBI (Listing Obligations and Disclosures Requirements) Regulations, 2015 (''''SEBI Listing Regulations'''') - Post Results call with Investors / Analyst.

October 08, 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers “Exchange Plaza”, Plot No. C-1, Block G Dalal Street Bandra – Kurla Complex, Bandra (East) Mumbai-400001 Mumbai – 400 051 Scrip Code: 535754 S y m b o l: ORIENTCEM Sub.: Intimation of Board meeting 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 22, 2026, inter alia, to consider and approve the Unaudited Financial Results 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 22, 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.orientcement.com. Kindly take the same on your record. Thanking you, Yours Sincerely, For, Orient Cement Limited Pranjali Dubey Company Secretary & Compliance Officer Membership No. A52179 Orient Cement Limited Registered Office Adani Corporate House Shantigram, Near Vaishno Devi Circle, S.G. Highway, Khodiyar, Ahmedabad – 382421, Gujarat, India Ph. +91 79-2656 5555 investors@orientcement.com www.orientcement.com CIN: L26940GJ2011PLC171878 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