Intimation of Q2 & H1 FY27 Earnings Call

Date: 02.11.2026 To, To, The Manager Listing, The Manager Listing, National Stock Exchange of India Limited BSE Limited Exchange Plaza, Floor 25, Bandra Kurla Complex, PJ Towers, Dalal Street, Bandra (E) Mumbai: 400051 Mumbai: 400 001 Scrip Code- WEBELSOLAR Scrip Code- 517498 Dear Sir/Madam, Sub: Disclosure under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations 2015 - Intimation of Q2 & H1 FY27 Earnings Call Pursuant to Regulation 30 read with Part A of Schedule III of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we would like to inform that an Earnings Conference Call with the Analysts/Investors to discuss the financial performance of the Company on the Un- audited Financial Results for the quarter ended on September 30, 2026 (Q2 & H1 FY27) is scheduled to be held on Thursday, November 5, 2026 at 2:30 P.M (IST). The Earnings conference call (Q2 & H1 FY27) details are enclosed herewith. The above schedule is subject to change due to any exigencies. We request you to kindly take the aforesaid information on record. Thanking you. Yours Truly, For Websol Energy System Limited Ashok Purohit Company Secretary & Compliance Officer Membership No. : F7490 Websol Energy System Limited Q2 & H1 FY27 Earnings Conference Call Thursday, November 05, 2026, at 2:30 PM IST Websol Energy System Limited, one of the leading manufacturers of high-efficiency solar cells and solar modules in India, invites you to join its Q2 & H1 FY27 earnings conference call on Thursday, November 05, 2026, at 2:30 PM IST. The management team will be represented by: ▪ Mr. Sohan Lal Agarwal - Chairman & Managing Director ▪ Ms. Sanjana Khaitan - Executive Director ▪ Mrs. Vasanthi Sreeram - Chief Technical Officer ▪ Mr. Amrit Daga - Chief Financial Officer Earnings Conference Call on Thursday, November 05, 2026, at 2:30 PM IST Diamond Pass: Click Here to Register for an Event +91 22 6280 1488 Universal Dial In: +91 22 7115 8869 Hong Kong: 800 964 448 Singapore: 800 101 2045 International Toll Free USA: 1 866 746 2133 UK: 0 808 101 1573 Please register in advance for this earnings conference call using the above diamond pass link to ensure that you are connected on time. For any queries, please contact: Sandhya Dubey Contact: +91 98 Amrit Daga Sandhya Dubey Chief Financial Officer 98201 40643 investors@websolenergy.com sandhya@tuvisconsultants.com