In continuation to the earlier announcements we are herewith intimating the book closure for the 58th AGM.

+91-40-2344 5961/ 2344 5962 ANISO9001&14001 ALKALI METALS LIMITED + 9 1-40-2756 2932/2720 1179 COMPANY secretarial@alkalimetals.com Plot B-5, Block III, IDA, Uppal, Hyderabad - 500 039, India CIN: L27109TG1968PLC001196. www.alkalimetals.com Sodium Amide, Sodium Alkoxides, Sodium Hydride, Sodium Azide, Tetrazoles,Amin o Pyridines, Pyridine Derivatives, Manufacturers of : Cyclic Compounds, Fine Chemicals, Intermediates for pharmaceuticals and Active Pharmaceutical Ingredients AML/Stock Exchange s/20260805 Date: 5th August 2026 To To The Listing Department, The Corporate Relations Department, National Stock Exchange of India Ltd, BSE Limited, Exchange Plaza, C-1, Block G, BKC, Phiroze Jeejeebhoy Towers, Bandra (East), Mumbai-400051 Dalal Street, Mumbai-400001 Symbol: ALKALI, Series: EQ Scrip Code: 533029 Dear Sir, Sub: Intimation of Book Closure For 58th AGM In continuation of the earlier announcement regarding the 58th Annual General Meeting (AGM) of the shareholders scheduled on Friday, 21st August 2026 at 11:00 A.M. (IST) onwards through Video Conference (VC)/Other Audio‑Visual Means (OAVM), we hereby inform that pursuant to Section 91 of the Companies Act, 2013 and Regulation 42 of SEBI (LODR) Regulations, 2015, the Book Closure dates have been fixed for the purpose of the AGM and for determining entitlement to dividend, if declared at the AGM. We request you to kindly take the above information on record. Record Date : Friday 14th August 2026 Book Closure Dates : 15th August 2026 to 21st August 2026 (both days inclusive) e-voting period : Start Date and time 18th August 2026 (9:00 A.M. IST onwards) End Date and time 20th August 2026 (5:00 P.M. IST) Thank You Yours faithfully, For Alkali Metals Limited Siddharth Dubey Company Secretary & Compliance Officer