Natco Pharma Limited has announced the closure of its trading window for directors, designated persons, their immediate relatives, and connected individuals. This closure is in accordance with the SEBI (Prohibition of Insider Trading) Regulations, 2015. The trading window will be shut effective January 1, 2026. It will remain closed until 48 hours after the declaration of the company's financial results for the quarter ending December 31, 2025. The specific date for the Board Meeting to approve and declare these financial results will be communicated separately in due course.