Trading Window

September 24, 2026 National Stock Exchange of India Limited BSE Limited Exchange Plaza Phiroze Jeejeebhoy Towers Bandra Kurla Complex, Dalal Street, Bandra (E), Mumbai - 400051 Mumbai- 400001 (SYMBOL: THYROCARE) (SCRIP CODE 539871) Sub: Intimation of closure of trading window under the provisions of SEBI (Prohibition of Insider Trading) Regulations, 2015. Dear Sir/Madam, This is to inform you that pursuant to the provisions of SEBI (Prohibition of Insider Trading) Regulations 2015, as amended, and in accordance with Thyrocare Technologies Limited (“the Company”) Code of Conduct to Regulate, Monitor and Report Trading by Designated Persons and their Immediate Relatives (“Code of Conduct”), the trading window of the Company will be closed for dealing in Company’s equity shares for Designated Persons and their immediate relatives covered by the said Code of Conduct, with effect from Thursday, October 01, 2026 and would be re-opened 48 hours after the declaration of un-audited financial results for the quarter and half year ended September 30, 2026, to the stock exchanges. The date of the Board meeting for consideration of the said un-audited financial results for the quarter and half year ended September 30, 2026, would be intimated to the stock exchanges in due course of time. This intimation is also being disseminated on the Company’s website at https://investor.thyrocare.com/announcements/ Thanking you, Yours faithfully For Thyrocare Technologies Limited Brijesh Kumar Company Secretary and Compliance Officer