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

THE BALLYGUNGE FAMILY TRUST Registered Office- 490, 14th Main, 3rd Block, Koramangala, Bangalore-560 034 Date: October 06, 2026 To To Department of Corporate services Listing Department BSE Limited National Stock Exchange of India Limited 1st Floor, New Trading Ring, Exchange Plaza, Plot No. C-1, Rotunda Building, Phiroze Jeejeebhoy G Block, Bandra Kurla Complex, Towers, Dalal Street, Fort, Bandra (E) Mumbai-400001 Mumbai- 400051 Scrip Code: - 540425 Symbol- SHANKARA Dear Sir/Madam Sub: Disclosure pursuant to Regulation 29(2) of Securities & Exchange Board of India (Substantial Acquisition of Shares and Takeovers) Regulations, 2011. Dear Sir/Madam, Please find attached a copy of the disclosure under Regulation 29(2) of SEBI (Substantial Acquisition of Shares and Takeovers) Regulations, 2011 (“Takeover Regulations”), in connection with the acquisition of shares of Shankara Building Products Limited (“the Company”). You are requested to take the same in your records. The Ballygunge Family Trust Managing Trustee The Company Secretary & Compliance Officer Shankara Building Products Limited G2, No. 133, Farah Winsford, Infantry Road, Bengaluru, Karnataka, 560001 THE BALLYGUNGE FAMILY TRUST Registered Office- 490, 14th Main, 3rd Block, Koramangala, Bangalore-560 034 Disclosures under Regulation 29(2) of SEBI (Substantial Acquisition of Shares and Takeovers) Regulations, 2011 1. Name of the Target Company (TC) Shankara Building Products Limited 2. Name(s) of the Buyer The Ballygunge Family Trust (Buyer/Acquirer) Mr. Sukumar Srinivas (PAC 1) Ms. Parwathi Srikanth Mirlay (PAC 2) Mr. Dhananjay Mirlay Srinivas (PAC 3) Shankara Holdings Private Limited (PAC 4) (‘PACs’) 3. Whether the Buyer belongs to Promoter/Promoter Yes group 4. Name(s) of the Stock Exchange(s) where the shares of National Stock Exchange of India Limited TC are Listed BSE Limited 5. Details of the acquisition/disposal as follows: Number of % W.r.t. total % W.r.t. total Shares shares/voting diluted capital shares/voting wherever capital of the applicable TC Before the acquisition/disposal under consideration, holding of : a) Shares carrying voting rights 22,66,112 9.35 9.35 b) Shares in the nature of encumbrance (pledge/ lien/ -- -- non-disposal undertaking/ others) c) Voting rights (VR) otherwise than 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) Total (a+b+c+d) 22,66,112 9.35 9.35 Details of acquisition/sale: a) Shares carrying voting rights acquired/ sold 63,04,825 26.00 26.00 b)Voting Rights 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 Total (a+b+c+d) 63,04,825 26.00 26.00 THE BALLYGUNGE FAMILY TRUST Registered Office- 490, 14th Main, 3rd Block, Koramangala, Bangalore-560 034 After the acquisition/sale, holding of: a) Shares carrying voting rights 85,70,937 35.35 35.35 b) Shares encumbered with the acquirer -- -- c) Voting Rights 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 Total (a+b+c+d) 85,70,937 35.35 35.35 6. Mode of acquisition/sale (e.g. open market / off- Open Offer market/ public issue/ rights issue/ preferential allotment/ inter-se transfer etc). 7. Date of acquisition/ sale of shares/ Voting Rights or October 05, 2026 date of receipt of intimation of allotment of shares, whichever is applicable 8. Equity share capital/ total voting capital of the TC 2,42,49,326 equity shares of Rs. 10/- each before acquisition/sale amounting to Rs. 24,24,93,260/- 9. Equity share capital/ total voting capital of the TC after 2,42,49,326 equity shares of Rs. 10/- each the said acquisition / sale amounting to Rs. 24,24,93,260/- 10. Total diluted share/voting capital of the TC after the 2,42,49,326 equity shares of Rs. 10/- each said acquisition/sale amounting to Rs. 24,24,93,260/- The Ballygunge Family Trust Date: 06.10.2026 Place: Bengaluru Managing Trustee