Trading Window

September 28, 2026 BSE Limited National Stock Exchange of India Limited The Corporate Relationship Dept. Exchange Plaza, C-1, Block- G, P.J. Towers, Dalal Street Bandra Kurla Complex, Bandra (East), Mumbai-400 001 Mumbai-400 051 Scrip Code: 500214 Symbol: IONEXCHANG Sub: Intimation of Closure of Trading Window Dear Sir/Madam, Pursuant to the Company’s Code of Conduct for Prohibition of Insider Trading framed pursuant to the SEBI (Prohibition of Insider Trading) Regulations, 2015, we wish to inform you that the Trading Window for dealing in the securities of the Company will remain closed for all the Designated Persons and their Immediate Relatives from Thursday, October 1, 2026 till 48 hours after the declaration of the Unaudited Financial Results for the half year ending September 30, 2026. The date of the Board Meeting for consideration and approval of the said results will be intimated in due course. Kindly take the information on your record. Thanking you, Yours faithfully, For Ion Exchange (India) Limited Nikisha Solanki Company Secretary & Compliance Officer ACS 50894