Closure of Trading Window

Ref: CE/NSEBSE/TW/25092026 25th September, 2026 Listing Department, Department of Corporate Services – Listing, National Stock Exchange of India Limited, BSE Limited, Exchange Plaza, P. J. Towers, Bandra Kurla Complex, Dalal Street, Bandra (East), Mumbai – 400 051 Mumbai – 400 001 Re: Scrip Symbol: CENTUM/ Scrip Code: 517544 Dear Sir/ Madam, Sub: Trading Window Closure This is to inform you that pursuant to the provisions of the SEBI (Prohibition of Insider Trading) Regulations, 2015 read with the Company’s Code of Conduct for prevention of Insider Trading, the ‘Trading Window’ for dealing in the securities of the Company shall remain closed for the Designated Persons, their immediate relatives and connected persons of the Company from 1st October, 2026 till the expiry of 48 hours after the declaration of Unaudited Financial Results of the Company for the Quarter ending 30th September, 2026. Kindly take the same on your records. Yours faithfully, For Centum Electronics Limited Indu H S Company Secretary & Compliance Officer Centum Electronics Limited # 44, KHB Industrial Area, Yelahanka New Town, Bangalore - 560 064, Karnataka, India Tel +91-(0)80-4143-6000 Fax +91-(0)80-4143-6005 Website www.centumelectronics.com E-mail info@centumelectronics.com CIN - L85110KA1993PLC013869