Intimation regarding trading window closure for approving Unaudited Financial results for the quarter and half year ended 30th September 2026.

Date: 25.09.2026 To, To, Listing Department Listing Department National Stock Exchange of India Limited BSE Limited (“BSE”) (“NSE”) Department of Corporate Services Exchange Plaza, C-1 Block G, Bandra Kurla Phiroze Jeejeebhoy Towers, Complex Bandra [E], Mumbai – 400051 Dalal Street, Fort, Mumbai - 400 001 NSE Scrip Symbol: PLATIND BSE Scrip Code: 544134 ISIN: INE0PT501018 ISIN: INE0PT501018 Subject: Intimation of Closure of Trading Window for dealing in securities of the Company under the Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015. Dear Sir/Ma’am, We would like to inform you that pursuant to SEBI (Prohibition of Insider Trading) Regulations, 2015 and Company's Code of Conduct to regulate, monitor and report the trading by the Insiders / Designated Persons, we hereby wish to inform you that the Trading Window for dealing in the securities of the Company will remain closed from Thursday, October 01, 2026 till the expiry of 48 hours after the declaration of Unaudited Financial Results (Standalone and Consolidated) of the Company for the quarter and half year ending on September 30, 2026 are approved by the Board of Directors. Accordingly, all the Directors / Designated Employees / Key Managerial Personnel and their immediate relative of the Company shall not deal with the securities of the Company during the period when the trading window is closed. We request you to kindly take the above information on your record. Thanking You Yours Faithfully For Platinum Industries Limited Bhagyashree Mallawat Company Secretary and Compliance Officer M. No.: A51488 PLATINUM INDUSTRIES LIMITED CIN: L24299MH2020PLC341637 201, Ackruti Star, Pocket No. 5, Central Road, MIDC, Marol, Andheri East, Mumbai-400069, Maharashtra. Tel.: 022-69983999 / 022-69983900 | E-mail: compliance@platinumindustriesltd.com