Biocon Limited has announced the closure of its trading window for dealing in the company's shares. This closure is in accordance with the Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015, and the company's Code of Conduct for Prevention of Insider Trading. The trading window will be closed effective from Thursday, January 01, 2026. It will remain shut until 48 hours after the declaration of the financial results for the quarter and nine months ending December 31, 2025. The specific date for the Board Meeting to approve these financial results will be communicated in due course. This measure is a standard procedure to prevent insider trading during periods when material non-public information may be available.