Acquisition

Ref. No: HSCL / Stock-Ex/2026-27/32 Date: 18/06/2026 E-mail: monika@himadri.com Ref: Listing Code: 500184 Ref: Listing Code: HSCL BSE Limited National Stock Exchange of India Ltd Department of Corporate Services Exchange Plaza, C-1, Block-G P. J. Towers, 25th Floor, Bandra Kurla Complex, Dalal Street, Bandra (E) Mumbai- 400 001 Mumbai- 400 051 Intimation under Regulation 30 of SEBI (Listing Obligations & Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”) – Update on Investment in International Battery Company, Inc. Dear Sir/ Madam, This has reference to our earlier announcement dated 22 May 2025 wherein the Board of Directors (“Board”) of Himadri Speciality Chemical Ltd (“Himadri” or ‘Company’) approved investment in Common Stock and Preferred Stock of International Battery Company, Inc. (“IBC” or “Target Company”), a Delaware corporation. We would like to inform you that the Company has already invested USD 5.43 Million in cash and currently holds 17.29% stake in IBC on a fully diluted basis (in common stock and preferred stock). This is to further inform you that the Company has made a further investment of USD 0.66 Million for acquiring further 6,00,000 Common Stock of IBC having face value of USD 0.00001 each. Consequently, the aggregated stake of the Company in IBC after the above investment is 20.47% on a fully diluted basis (in common stock and preferred stock). Disclosure required under Regulation 30 read with Schedule III of the SEBI Listing Regulations read along with SEBI Master Circular no. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026 is provided in ‘Annexure I’. We request you to kindly take on record the same. Thanking you, Yours faithfully, For Himadri Speciality Chemical Ltd (Company Secretary & Compliance Officer) ACS: 29322 Annexure I Details as required under Regulation 30 of the SEBI Listing Regulations read with the SEBI Circular Sr. No. Particulars Details a) Name of the target entity, Name: INTERNATIONAL BATTERY COMPANY, details in brief such as size, INC (IBC) turnover etc. Authorised Capital: 20,134,325 shares of Common Stock, par value of USD 0.00001 each. 9,034,325 shares of Preferred Stock, par value of USD 0.00001 each. Paid up Capital: 95,41,638 shares of Common Stock, par value of USD 0.00001 each. 78,02,005 shares of Preferred Stock, par value of USD 0.00001 each. Turnover: The turnover of the Target Company as per the last audited financial statements for the financial year ending on 31 December 2025 was nil. b) Whether the acquisition would The acquisition does not fall within the ambit of related fall within related party party transactions. transaction(s) and whether the promoter/ promoter group/ The Promoter/ promoter group/ group companies are group companies have any interested in the transaction to the extent of their interest in the entity being shareholding in Himadri Speciality Chemical Ltd. This acquired? If yes, nature of apart, they have no other interest in Target Company. interest and details thereof and whether the same is done at “arm’s length”. c) Industry to which the entity Manufacturing of chemistry-agnostic prismatic lithium being acquired belongs. ion cells and technological developments. d) Objects and impact of This partnership is a significant milestone for Himadri, acquisition (including but not marking the start of the commercial deployment of its limited to, disclosure of reasons LFP Cathode active and anode materials. for acquisition of target entity, if its business is outside the Through this alliance, Himadri also gains strategic main line of business of the access to IBC’s robust manufacturing infrastructure in listed entity). South Korea and its upcoming Gigafactory in Bengaluru. IBC secures a reliable supply of high-quality anode and cathode materials—critical to battery performance and cost—while benefiting from Himadri’s deep expertise in materials science, supply chain management, and global market presence. This collaboration is poised to accelerate the development and deployment of next-generation energy storage solutions. It positions both companies to address the growing global demand for high- performance, scalable, and sustainable battery technologies—particularly in the mobility and energy storage sectors. e) Brief details of any Not Applicable governmental or regulatory approvals required for the acquisition. f) Indicative period for The acquisition of further 6,00,000 Common Stock of completion of the acquisition. IBC has been completed on 18 June 2026. g) Consideration - whether cash Cash consideration or share swap or any other form and details of the same. h) Cost of acquisition and/or the The Cost of acquisition of additional 6,00,000 Common price at which the shares are Stock of IBC having face value of USD 0.00001 each acquired. is USD 0.66 Million. The aggregate Cost of acquisition of 20.47% stake in the Target Company is USD 6.09 Million. i) Percentage of shareholding / Upon further acquisition, the Company holds 20.47% control acquired and / or stake in the Target Company on a fully diluted basis (in number of shares acquired. common stock and preferred stock) (17.46% in common stock and 3.01% in preferred stock of Target Company) j) Brief background about the Business: Manufacturing of chemistry-agnostic entity acquired in terms of prismatic lithium-ion cells and technological products/line of business development. acquired, date of incorporation, history of last 3 years’ turnover, Date of Incorporation: 24/10/2022 Registered office: country in which the acquired 691 S Milpitas Blvd, Suite 217, Milpitas, CA 95035 entity has presence and any other significant information Country in which the acquired entity has presence: (in brief). Delaware, United States Last 3 years’ turnover: (Amount in USD) FY 23 FY 24 FY 25 Nil 6,189 Nil