Intimation of trading window closure

Ref. No. CTL/23/2026-27/BSE Date: 30th September, 2026 The Manager Corporate Services The Listing Department BSE Limited Phiroze Jeejeebhoy Towers Dalal Street Mumbai – 400 001 Scrip Code: 544546 Dear Sir/Madam, Subject: Intimation of Closure of Trading Window Pursuant to the provisions of the SEBI (Prohibition of Insider Trading) Regulations, 2015, as amended from time to time, and the Company's Code of Conduct to Regulate, Monitor and Report Trading in Securities of the Company, we hereby inform you that the Trading Window for dealing in the securities of the Company shall remain closed with effect from Thursday, October 1, 2026 for all Directors, Promoters, Key Managerial Personnel, Senior Management Personnel and their immediate relatives. The closure of the Trading Window is in connection with the consideration and approval of the Unaudited Financial Results (Standalone and Consolidated) of the Company for the half year ended September 30, 2026. The Trading Window shall remain closed until 48 (Forty-Eight) hours after the declaration of the Unaudited Financial Results (Standalone and Consolidated) of the Company for the half year ended September 30, 2026. The date of the Board Meeting to consider and approve the aforesaid financial results shall be intimated to the Stock Exchange separately in due course. You are requested to kindly take the above information on record. For CHATTERBOX TECHNOLOGIES LIMITED (FORMERLY KNOWN AS CHATTERBOX TECHNOLOGIES PRIVATE LIMITED) RAJNANDAN MISHRA MANAGING DIRECTOR (DIN: 10815241) Unit No. 1101 & 1102, 11th Floor, Lotus Signature, Off Veera Desai Road, Andheri West, Mumbai -400053 | www.chtrbox.com| CIN: L93000MH2016PLC273833 Email ID: info@chtrbox.com Tel: +91 22 50508115