Trading Window

MCL/SEC/2026-27 28th September, 2026 The Corporate Relation Department The Corporate Relations Department The National Stock Exchange of India Ltd. Department of Corporate Services Exchange Plaza, 5th Floor BSE Limited 25th Floor Plot No. C/1, G- Block Phiroze Jeejeebhoy Towers Bandra – Kurla Complex Dalal Street, Bandra (E), Mumbai-400051 Mumbai-400001 Security Code: MANGLMCEM Scrip Code: 502157 Sub: Intimation for Closure of Trading Window Dear Sir/Madam This is to inform you that in terms of the Company’s Code of Conduct for Prohibition of Insider Trading, under the Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015, the trading window for dealing in the securities of the Company will remain closed for all the Designated Persons of the Company and their Immediate Relatives from 1st October, 2026 till 48 hours after the declaration of the Un-audited Financial Results of the Company for the quarter and half year ending 30th September, 2026. We request you to please take the afore-mentioned information in record and oblige. Yours faithfully, For Mangalam Cement Limited Pawan Kumar Thakur Company Secretary & Compliance Officer