Newspaper Publication

Ref. No: HSCL / Stock-Ex/2026-27/77 Date: 17/10/2026 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 Sub: Newspaper Publication of Un-audited Financial Results of the Company for the quarter and six months ended 30 September 2026 Dear Sir/ Madam, Pursuant to Regulation 47 and other applicable provisions of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we are enclosing herewith copies of the newspaper advertisement containing extract of the Un-audited Financial Results (Standalone and Consolidated) for the quarter and six-months ended 30 September 2026, published in the following newspapers: - 1. Financial Express (English Daily – All Editions) on 17 October 2026; 2. Ei Samay (Daily Newspaper in Vernacular language) on 17 October 2026; 3. Jansatta (Daily Newspaper in Hindi language) on 17 October 2026; The above information will be made available on the Company’s website at www.himadri.com You are requested to take the same on record. Thanking you, Yours faithfully, For Himadri Speciality Chemical Ltd (Company Secretary & Compliance Officer) ACS: 29322 Encl.: as above