Pursuant to provision of SEBI (Prohibition of Insider Trading) Regulation, 2015 as amended from time to time, we wish to inform you that in terms of the Company''s Code of Conduct for regulation, monitoring and reporting of trading by insiders, the trading window for dealing in securities of the Company will remain closed for all designated persons and their immediate relatives from Thursday, 01st October 2026 and shall remain closed till 48 hours ....

Date: 28th September, 2026 The Secretary The Secretary BSE Limited The National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers Exchange Plaza, Plot No. C/1. G Block Dalal Street Bandra -Kurla Complex, Bandra (East) Mumbai - 400 001 Mumbai- 400 051 Scrip Code: 544293 Scrip Symbol : SURAKSHA Dear Sir / Ma’am, Sub: Intimation of closure of trading window Pursuant to provisions of SEBI (Prohibition of Insider Trading) Regulations, 2015, as amended from time to time, we wish to inform you that in terms of the Company's Code of Conduct for regulating, monitoring and reporting of trading by insiders, the trading window for dealing in securities of the Company will remain closed for all designated persons and their immediate relatives from Thursday, 01st October, 2026 and shall remain closed till 48 hours after the declaration of unaudited (standalone and consolidated) financial results of the Company for the quarter and half year ended 30th September, 2026. The aforesaid closure of the trading window has been intimated to all the designated person and connected person in accordance with the Company’s Code of Conduct for Prohibition of Insider Trading. Further, the date of the meeting of the Board of Directors of the Company to consider and approve the unaudited (standalone and consolidated) financial results of the Company for the aforesaid period shall be intimated to the Stock Exchanges in due course. The copies of the said publications are also available on the Company’s website at www.surakshanet.com. Kindly take the same on record. Thank you. Yours Faithfully, For Suraksha Diagnostic Limited Ritu Mittal Joint Managing Director & CEO DIN: 00165886 Encl: As above Suraksha Diagnostic Limited CIN: L85110WB2005PLC102265 Reg Office: 12/1, Premises No. 02-0327, DG Block, Action Area 1D, New Town, Kolkata-700 156, West Bengal, India E-mail: investors@surakshanet.com I Website: www.surakshanet.com Phone:(033) 6605 9750