We would like to inform you that the Earnings Conference Call ('Earnings Call') of the Company to discuss the financial results for Q2 & H1 FY27 has been scheduled on Thursday, 22 October 2026 at 04:00 p.m.

Ref. No: HSCL / Stock-Ex/2026-27/74 Date: 16/10/2026 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: Intimation of Earnings Conference Call for Financial Performance for the 2nd Quarter ended 30 September 2026 Dear Sir/ Madam, Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”) read with Schedule III of the SEBI Listing Regulations and other applicable provisions of the SEBI Listing Regulations, we would like to inform you that the Earnings Conference Call (“Earnings Call”) of the Company to discuss the financial results for Q2 & H1 FY27 has been scheduled as under: S. No. Type of Meeting Date Mode of attending 1 Earnings Conference Call to discuss Thursday, 22 October Via Dial in/ Audio the financial results of the Company 2026 at 04:00 p.m. Conference Call for Q2 & H1 FY27 (IST) The Conference Call Invite for the above conference is also enclosed. A copy of this schedule of the meeting is also placed on the website of the Company at www.himadri.com Discussions will be based strictly on publicly available information, and no unpublished price sensitive information shall be disclosed. Note: The above schedule of meeting may undergo changes due to exigencies on the part of the Investors or the Company. 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 Himadri Speciality Chemical Ltd Himadri Speciality Chemical Ltd will host a conference call for analysts and investors to discuss their Q2 & H1 FY27 results. Date and Time: Thursday, 22nd October 2026, at 04:00 PM IST COMPANY PARTICIPANTS Mr. Anurag Choudhary - CMD & CEO Mr. Somesh Satnalika - EVP – Tyre & Strategy Mr. Kamlesh Agarwal - CFO CONFERENCE DIAL IN NUMBERS Universal Dial In : +91 22 6280 1550 / +91 22 7115 8378 International Toll Free : Hong Kong : 800964448 UK : 08081011573 Singapore : 8001012045 USA : 18667462133 Please pre-register to avoid wait time: DIAMOND PASS Please click here for pre-registration RSVP Ms. Monika Saraswat monika@himadri.com Website: www.himadri.com corporatestrategy@himadri.com