The Exchange has received the disclosure under Regulation 29(2) of SEBI (Substantial Acquisition of Shares & Takeovers) Regulations, 2011 for Abhishek Ashvinbhai Kamdar & PACs

ABHISHEK ASHVINBHAI KAMDAR FL NO A3 808, 8TH FLOOR, VASTU LUXURIA, DUMAS MAIN ROAD, NEAR VR MALL, SURAT 395007 August 24th, 2026 The Secretary BSE LIMITED 25th Floor, P J Towers, Dalal Street, Mumbai – 400 001 Script Code: ONIXSOLAR | 513119 The Company Secretary Onix Solar Energy Limited Office No. A-204, Builtup 1140 Squere Feet, 2nd Floor Rustomjee Central Park, Andheri Kurla Road, Chakala Andheri East, Mumbai - 400069 Dear Sir/Madam, Reg.: Disclosure in terms of Regulation 29(2) of the Securities and Exchange Board of India (Substantial Acquisition of Shares and Takeovers) Regulations, 2011 Please find herewith the disclosure under Regulation 29(2) of SEBI (Substantial Acquisition of Shares and Takeovers) Regulations, 2011 on account of change in the shareholding/voting rights of Onix Solar Energy Limited (Target Company). Kindly take the information on record. Thanking you Yours Faithfully, Abhishek Ashvinbhai kamdar ABHISHEK ASHVINBHAI KAMDAR FL NO A3 808, 8TH FLOOR, VASTU LUXURIA, DUMAS MAIN ROAD, NEAR VR MALL, SURAT 395007 Disclosures under Regulation 29(2) of Securities and Exchange Board of India (Substantial Acquisition of Shares and Takeovers) Regulations, 2011 Name of the Target Company (TC) Onix Solar Energy Limited Name(s) of the acquirer and Persons Acquirer – Abhishek Ashvinbhai Kamdar Acting in Concert (PAC) with the PAC – Abhishek Ashvinbhai Kamdar HUF acquirer Whether the acquirer belongs to No Promoter/Promoter group Name(s) of the Stock Exchange(s) BSE Limited (BSE) where the shares of TC are Listed Details of the acquisition/disposal Number % w.r.t. total % w.r.t. total as follows: share/voting diluted capital wherever share/voting applicable (*) capital of the TC (**) Before the acquistion/disposal under consideration, holding of: a) Shares carrying voting rights: 1. Abhishek Ashvinbhai Kamdar 39,71,897 10.77% 10.77% 2 . Abhishek Ashvinbhai Kamdar HUF 20,150 0.05% 0.05% b) Shares in the nature of - - - encumbrance (pledge/lien/ non- disposal undertaking/ others) c) Voting rights (VR) otherwise by - - - shares d) Warrants/convertible - - - securities/any other instrument that entitles the acquirer to receive shares carrying voting rights in the T C (specify holding in each category) e) Total (a+b+c+d) 39,92,047 10.82% 10.82% Details of acquisition / sale Number % w.r.t. total % w.r.t. total share/voting diluted capital wherever share/voting applicable (*) capital of the TC (**) a) Shares carrying voting rights sold: 1. Abhishek Ashvinbhai Kamdar 11,61,715 3.15% 3.15% 2. Abhishek Ashvinbhai Kamdar 2464 0.006% 0.006% ABHISHEK ASHVINBHAI KAMDAR FL NO A3 808, 8TH FLOOR, VASTU LUXURIA, DUMAS MAIN ROAD, NEAR VR MALL, SURAT 395007 b) VRs acquired/sold otherwise than - - - by shares c) Warrants/convertible - - - securities/any other instrument that entitles the acquirer to receive shares carrying voting rights in the TC (specify holding in each category) acquired/sold d) Shares encumbered / invoked - - - /released by the acquirer e) Total (a+b+c+d) 11,64,179 3.16% 3.16% After the acquisition/sale, holding Number % w.r.t. total % w.r.t. total of: share/voting diluted capital wherever share/voting applicable (*) capital of the TC (**) a) Shares carrying voting rights held: 1. Abhishek Ashvinbhai Kamdar 28,10,182 7.62% 7.62% 2. Abhishek Ashvinbhai Kamdar HUF 17,686 0.05% 0.05% b) Shares encumbered with the held - - - c) VRs otherwise than by shares - - - d) Warrants / convertible securities / - - - any other instrument that entitles the acquirer to receive shares carrying voting rights in the TC (specify holding in each category) after acquisition e) Total (a+b+c+d) 28,27,868 7.67% 7.67% Mode of acquisition & sale (e.g. Off Market & On Market open market / off-market / public issue / rights issue / preferential allotment / inter-se transfer etc). Date of acquisition & sale of shares / From 27h July 2026 to 20th August 2026 VR or date of receipt of intimation of allotment of shares, whichever is applicable Equity share capital / total voting Rs. 36,86,79,260/- divided into 3,68,67,926 Equity Shares of capital of the TC before the said Rs. 10/- each acquisition & sale Equity share capital/ total voting Rs. 36,86,79,260/- divided into 3,68,67,926 Equity Shares of capital of the TC after the said Rs. 10/- each acquisition & sale Total diluted share/voting capital of Rs. 36,86,79,260/- divided into 3,68,67,926 Equity Shares of the TC after the said disposal Rs. 10/- each ABHISHEK ASHVINBHAI KAMDAR FL NO A3 808, 8TH FLOOR, VASTU LUXURIA, DUMAS MAIN ROAD, NEAR VR MALL, SURAT 395007 (*) Total share capital/ voting capital to be taken as per the latest filing done by the company to the Stock Exchange under Clause 35 of the listing Agreement. (**) Diluted share/voting capital means the total number of shares in the TC assuming full conversion of the outstanding convertible securities/warrants into equity shares of the TC. Thanking you Yours Faithfully, Abhishek Ashvinbhai kamdar Date: 24th August 2026 Place: Surat