Himadri Speciality Chemical Ltdhas informed BSE that the meeting of the Board of Directors of the Company is scheduled on 16/10/2026 ,inter alia, to consider and approve Notice pursuant to Regulation 29 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 ('SEBI (LODR) Regulations, 2015') is hereby given that a meeting of the Board of Directors ('Board') of Himadri Speciality Chemical Ltd ('Company') will be held on Friday, ....

Ref. No: HSCL / Stock-Ex/2026-27/68 Date: 09/10/2026 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: Notice of Board Meeting Dear Sir/Madam, Notice pursuant to Regulation 29 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI (LODR) Regulations, 2015”) is hereby given that a meeting of the Board of Directors (“Board”) of Himadri Speciality Chemical Ltd (“Company’) will be held on Friday, 16 October 2026 inter-alia to approve and take on record the Un-Audited Standalone and Consolidated Financial Results for the quarter and half year ended 30 September 2026. Further, pursuant to the Code of Conduct to Regulate, Monitor and Report Trading by Designated Persons and their immediate relatives under SEBI (Prohibition of Insider Trading) Regulations, 2015, the trading window for dealing in securities of the Company which was closed from 1 October 2026, will reopen 48 hours after the declaration of the Un-Audited Standalone and Consolidated Financial Results of the Company for the quarter and half year ended 30 September 2026. This is for your information and record. Thanking you, Yours faithfully, For Himadri Speciality Chemical Ltd Monika Saraswat Company Secretary & Compliance Officer ACS: 29322