Closure of Trading Window

Date: September 30, 2026 The General Manager, The Vice President Listing Department, Listing Department, BSE Limited, National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, “Exchange Planza”, Dalal Street, Bandra Kurla Complex, Mumbai – 400 001 Bandra East, Mumbai – 400 051 Scrip Code: 543669 Scrip Symbol: RUSTOMJEE Dear Sir/ Madam, Subject: Intimation of closure of trading window This is to inform you that in compliance with the provisions of SEBI (Prohibition of Insider Trading) Regulations, 2015, and pursuant to the Company’s Code of Insider Trading to regulate, monitor and report trading by Designated Persons and their immediate relatives, the trading window for dealing / trading in the Company’s equity shares by Designated Persons (“DPs”) and their immediate relatives, shall remain closed with effect from Thursday, October 1, 2026 till the end of 48 hours, after the declaration of un-audited Standalone & Consolidated Financial Results of the Company for the quarter and half year ending on September 30, 2026. Accordingly, all DPs of the Company have been intimated not to trade in (buy or sell) Equity Shares of the Company during the stated period. Kindly take the same on record. Thanking you, For Keystone Realtors Limited Bimal K Nanda Company Secretary and Compliance Officer Membership No. ACS - A11578 KEYSTONE REALTORS LIMITED Registered Office : 702, NATRAJ, M. V. Road Junction, Western Express Highway, Andheri (East), Mumbai - 400 069. Tel.: +91 22 6676 6888 | CIN : L45200MH1995PLC094208 | Website: www.rustomjee.com