Please find enclosed herewith a copy of the invitation for the Q1 FY27 Earnings Call for Analysts and Investors, scheduled to be held on Thursday, August 13, 2026, at 13:00 hrs IST through ....

REF: HSL/SEC/2026/52 August 10, 2026 To To The Deputy Manager The Manager Department of Corporate Services National Stock Exchange of India Limited BSE Limited Exchange Plaza, Plot No. C/1, G Block P.J. Towers, Dalal Street Bandra-Kurla Complex, Bandra (E) Mumbai -400001 Mumbai 400051 Scrip Code: 514043 Symbol: HIMATSEIDE Dear Sir/ Madam, Sub: Earnings Call Invite - To discuss the Unaudited Financial Results for the quarter ended June 30, 2026. Ref: Disclosure under Regulation 30 read with Para A of Part A of Schedule lll of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 In terms of the captioned subject, please find enclosed herewith a copy of the invitation for the Q1 FY27 Earnings Call for Analysts and Investors, scheduled to be held on Thursday, August 13, 2026, at 13:00 hrs IST through a group call. This is further to our intimation dated August 05, 2026, wherein it was informed that the Board of Directors of the Company would, inter-alia, consider the Unaudited Financial Results (Standalone and Consolidated) for the quarter ended June 30, 2026, at its meeting scheduled to be held on Wednesday, August 12, 2026. We request you to take the above information on record. Thanking you. Yours Sincerely, For Himatsingka Seide Limited Bindu D. Company Secretary & Compliance Officer Himatsingka Seide Limited Registered Office: No.4/1-2, Crescent Road, Bangalore – 560001, India T +918022378000 E hslblr@himatsingka.com CIN L17112KA1985PLC006647 www.himatsingka.com Q1 FY27 Earnings Call Invite Bengaluru, August 13, 2026 QUARTER ENDED JUNE 30, 2026 EARNINGS CALL INVITE Himatsingka Seide Limited would like to invite you for the quarter ended June 30, 2026 earnings call on Thursday, August 13, 2026 at 13:00 Hrs IST. THE MANAGEMENT TEAM WILL BE REPRESENTED BY: • Mr. Shrikant Himatsingka, Executive Vice Chairman & Managing Director • Mr. M Sankaranarayanan, President Finance and Group CFO • Mr. Bankesh Dhingra, Senior Vice President and CFO – Operations • Mr. Bimal Agarwal, Vice President – Corporate Finance and • Mr. Harikrishnan Balasubramanian, Associate Vice President - Finance (Banking & Compliance) The teleconference will be moderated by Elara Securities (India) Private Limited. CONFERENCE CALL DETAILS Date: Thursday, August 13, 2026 Time: 13:00 Hrs IST DIAL-IN NUMBERS Primary Access: +91 22 6280 1146 / +91 22 7115 8047 USA: 1 866 746 2133 UK: 0 808 101 1573 International Toll Free: Singapore: 800 101 2045 Hong Kong: 800 964 448 Australia: 0080014243444 DIAMOND PASS LINK: Click here for Registration For further information, please contact: M Sankaranarayanan President Finance and Group CFO himatsingka Seide Limited Tel : +91 80 4257 8000 Email : sankara.narayanan@himatsingka.com