Closure of Trading Window

September 28, 2026 Department of Corporate Services Listing Department BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers Dalal Street, C-1, Block G, Bandra -Kurla Complex Mumbai - 400001 Bandra (East), Mumbai- 400051 Scrip Code: 544395, 977344 and 977517 Scrip Symbol: STLNETWORK Sub: Intimation of Trading Window Closure Dear Sir/ Madam, We wish to inform you that pursuant to the provisions of the SEBI (Prohibition of Insider Trading) Regulations, 2015 and the Company’s Code of Conduct to regulate, monitor and report trading in the securities of the Company, the trading window for dealing in the equity shares of the Company shall be closed from October 1, 2026, till the end of Forty Eight (48) hours after the declaration of Un-Audited Standalone and Consolidated Financial Results of the Company for the quarter and half year ended September 30, 2026. Designated Persons (“DPs”) and their immediate relatives (“IRs”) are prohibited to enter into any transactions involving dealing/trading in equity shares of the Company during the aforesaid period of closure of trading window. The date of the Board Meeting for considering the Un-Audited Standalone and Consolidated Financial Results of the Company for the quarter and half year ended September 30, 2026, shall be intimated to the exchanges in due course. Kindly take this on your record. Thanking You, For STL Networks Limited Gopal Rastogi Chief Financial Officer