Please find the attached Intimation of Closure of Trading Window for the second quarter ended 30th September, 2026

CALLISTA INDUSTRIES LIMITED CIN: L65921GJ1989PLC098109 Registered Address: -9 GF A-Wing, P.N-53, Mile Stone Complex, Ta- Bardoli, Surat, Bardoli — 394602 Corporate Address: 5C 2A Gundecha Oncleave Kherani Road Sakinaka, Andheri East Mumbai 400072, Mumbai, Maharashtra, India, 400072 Email: chplindustries@gmail.com Mobile No. 7977106490 BSE Limited Phiroze Jeejeebhoy Towers, Dalal Street, Mumbai — 400001 Scrip Code — 539335 Sub: Intimation of closure of Trading Window as per SEBI (Prohibition of Insider Trading) Regulations, 2015 for approval of Unaudited Financial Results for the Second quarter ended on 30 September, 2026 Dear Sir/Madam, As per the Company's Code of Internal Procedures and Conduct for Regulating, Monitoring and Reporting of Trading by Designated Person and their immediate Relatives of the Company read with SEBI (Prohibition of Insider Trading) Regulations, 2015 Trading window for dealing in securities of the Company will remain closed from Thursday, 01° October, 2026 till completion of 48 hours after Unaudited Financial Results for the second quarter ended 30" September, 2026 generally made available to public. In view of above, all concerned person are advising not to deal (buy or sell) in Securities of Callista Industries Limited during the said prohibited period. Further, the date of Board Meeting for consideration of the Unaudited financial results of the Company for the second quarter ended 30" September, 2026 will be intimated in due course. This is for your information and records. Thanking you, Yours faithfully, FOR CALLISTA INDUSTRIES LIMITED (Rashmi Ravi Sharma) Managing Director Date: 28" September, 2026 Place: Mumbai