Archean Chemical Industries Limited has announced the closure of its trading window for designated persons and their immediate relatives. This closure is in accordance with SEBI (Prohibition of Insider Trading) Regulations, 2015, and the company's internal code of conduct. The trading window will remain closed from January 01, 2026, until 48 hours after the declaration of the Un-Audited Financial Results for the quarter and nine months ending December 31, 2025. The company will intimate the date of the Board Meeting for the finalization of these results in due course. This measure is a standard procedure to prevent insider trading during the sensitive period of financial result finalization.