National Aluminium Company Ltdhas informed BSE that the meeting of the Board of Directors of the Company is scheduled on 02/11/2026 ,inter alia, to consider and approve Unaudited (Standalone & Consolidated) Financial Results for the quarter and half year ended 30.09.2026 and Interim Dividend for FY 2026-27.

संदभ(cid:330)/Ref. : NBC/S/4.5 & 4.5(A)/2025/1508 िदनांक/Dated: 22.10.2026 To, To, (cid:366)बंधक/The Manager (cid:366)बंधक/The Manager Phiroj Jeejeebhoy Towers, National Stock Exchange of India Ltd., दलाल (cid:720)(cid:332)ीट/Dalal Street, ए(cid:411)च(cid:336)ज (cid:600)ाजा, बां(cid:363)ा‐कु ला(cid:330) क(cid:817)(cid:600)े(cid:411), मु(cid:638)ई/MUMBAI‐ 400 001 Exchange Plaza, Bandra‐Kurla Complex, (cid:304)(cid:716)प कोड/Scrip Code: 532234 बां(cid:363)ा ई(cid:720)/Bandra East, मु(cid:638)ई/MUMBAI‐400 051 (cid:366)तीक/Symbol: NATIONALUM consider Unaudited (Standalone & Consolidated) Financial Results for the quarter and half year ended 30.09.2026 and Interim Dividend for FY 2026-27. महोदय/Dear Sir, Pursuant to Regulation 29 and Regulation 33 of SEBI (LODR) Regulations, 2015, we would like to inform that meeting of the Board of Directors of the Company is scheduled to be held on Monday, the 02nd November, 2026 inter-alia to consider the following agendas: a) Unudited (Standalone & Consolidated) Financial Results for the quarter and half year ended 30.09.2026. b) Interim Dividend for the Financial Year 2026-27. Further, Trading Window is under closure from 1st October, 2026 and shall remain closed till 04th November, 2026. आपकी जानकारी और अिभलेख हेतु/This is for your information and record. ध(cid:586)वाद/Thanking you. भवदीय/Yours faithfully, For National Aluminium Co. Ltd. (बी. के . सा(cid:353))/(B. K. Sahu) Company Secretary & Compliance Officer ACS: 9953 National Aluminium Company Limited (A Government of India Enterprise) REGD. & CORPORATE OFFICE Nalco Bhawan, Nayapalli, Bhubaneswar–751013,India CIN # L27203OR1981GOI000920 Tel.:0674-2301988-999, Ext.:2265, 2266, 2267, 2585, 2587, E-mail:company_secretary@nalcoindia.co.in,Website:www.nalcoindia.com