Trading Window Closure remain closed from 1.10.2026 to till 48 hours of after the declaration of Consolidated Unaudited Financial Results for the quarter ended 30.9.2026.

BANNARI AMMAN SPINNING MILLS LIMITED Regd. Office: 252, Mettupalayam Road, Coimbatore - 641 043, Tamilnadu INDIA Telephone : 0422 - 2435555 E-mail : shares@bannarimills.com Website : www.bannarimills.com CIN : L17111TZ1989PLC002476 GSTRN : 33AAACB8513A1ZE BASML/SEC/776/SE’S/2026-27 24.9.2026 The Manager The Manager Listing Department Listing Department National Stock Exchange of India Limited BSE Limited “Exchange Plaza” Floor25, Phiroze Jeejeebhoy Towers Bandra-Kurla Complex Dalal Street Bandra (East), Mumbai 400 051 Mumbai 400 001 Dear Sir, Sub: Trading Window Closure - reg. Ref: Scrip Code: NSE - BASML ; BSE - 532674 ------------ Pursuant to SEBI (Prohibition of Insider Trading) Regulations, 2015, as amended and Company's Code of Internal Procedures and Conduct for Regulating, Monitoring and Reporting of Trading by Insiders, the ‘Trading Window’ for dealing in shares of the Company will remain closed for all Designated Persons and their immediate relatives from 1.10.2026 to till 48 hours of after the declaration of Consolidated Unaudited Financial Results for the quarter ended 30.9.2026. We request you to take the aforesaid in your record. Thanking you, Yours faithfully, For BANNARI AMMAN SPINNING MILLS LIMITED N KRISHNARAJ COMPANY SECRETARY CC To: National Securities Depository Limited GKS\Server\BASML\Letter to NSE BSE