Please refer the attachment.

SEC/48/2017-63 September 24, 2026 The Manager The Manager Compliance Department Compliance Department BSE Limited The National Stock Exchange of India Ltd. Phiroze Jeejeebhoy Tower Exchange Plaza Dalal Street Bandra – Kurla Complex, Bandra (East) Mumbai – 400 001 Mumbai – 400 051 Scrip Code/Symbol: 540678/COCHINSHIP Dear Sir/ Madam, Subject: Disclosure pursuant to Regulation 30 of the SEBI LODR Regulations 1. Further to our intimation dated January 28, 2026, regarding the approval accorded by the Board of Directors of the Company for the proposal to acquire 23% equity shares of Conoship International Holding B.V. (Conoship), and in terms of Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (SEBI LODR Regulations), we wish to inform that Cochin Shipyard Limited (CSL) has, on September 24, 2026, executed the Share Purchase Agreement and the Shareholders’ And Cooperation Agreement with the Shareholders of Conoship in this regard. 2. The requisite details as required under Regulation 30 read with Para A of Part A of Schedule III of the SEBI LODR Regulations and SEBI Master Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026, are enclosed herewith. 3. The above is for your information and record please. Thanking you, For Cochin Shipyard Limited DISCLOSURE AS REQUIRED UNDER REGULATION 30 READ WITH PARA A OF PART A OF SCHEDULE III OF THE SEBI LODR REGULATIONS AND SEBI MASTER CIRCULAR NO. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 DATED JANUARY 30, 2026 WITH RESPECT TO THE ACQUISITION OF EQUITY SHARES OF CONOSHIP INTERNATIONAL HOLDING B.V. Particulars Disclosure 1. Name of the target entity, details in brief Conoship International Holding B.V. such as size, turnover etc. (Conoship) Conoship is a leading ship design and engineering company based in the Netherlands. Conoship has a diverse portfolio of ship designs, from general cargo vessels, tankers, and dredgers, to ferries and offshore vessels and provides its services to shipyards worldwide. For the year ended December 31, 2024, Conoship has a Group Turnover of 4 Million Euros (excluding intercompany adjustments) and 4.95 Million Euros (including intercompany adjustments) and a Group Net Profit (PAT) of 0.22 Million Euros. 2. Whether the acquisition would fall within No. related party transaction(s) and whether the promoter/ promoter group/ group companies have any interest in the entity being acquired? If yes, nature of interest and details thereof and whether the same is done at “arm’s length”. 3. Industry to which the entity being Ship Design & Engineering. acquired belongs. 4. Objects and impact of acquisition The acquisition of 23% equity shares (including but not limited to, disclosure of Conoship will help CSL to penetrate of reasons for acquisition of target to European Coastal and Short sea entity, if its business is outside the main shipping with advanced design line of business of the listed entity). solutions. Further, CSL and Conoship will jointly explore significant opportunities for upcoming technologies including alternate fuels in short-sea-vessels, coastal shipping inland waterways, and other related services in marine, shipping and offshore industries. 5. Brief details of any governmental or Clearance from the Department of regulatory approvals required for the Investment and Public Asset acquisition. Management (DIPAM) obtained. 6. Indicative time period for completion of Within 2 months. the acquisition. Particulars Disclosure 7. Consideration - whether cash Cash consideration. consideration or share swap or any other form and details of the same. 8. Cost of acquisition and/ or the price at 2.30 Million Euros. which the shares are acquired. 9. Percentage of shareholding/ control Propose to acquire 23% of the equity acquired and/ or number of shares shares of Conoship. acquired; 10. Brief background about the entity Conoship is a leading ship design and acquired in terms of products/ line of engineering company based in the business acquired, date of Netherlands. Conoship has a diverse incorporation, history of last 3 years portfolio of ship designs, from general turnover, country in which the acquired cargo vessels, tankers, and dredgers, entity has presence and any other to ferries and offshore vessels and significant information (in brief). provides its services to shipyards worldwide. Date of Incorporation: February 13, 2014 Group Turnover (excluding intercompany adjustments) 2024: 4 Million Euros 2023: 3.51 Million Euros 2022: 2.4 Million Euros Group Turnover (including intercompany adjustments) 2024: 4.95 Million Euros 2023: 4.54 Million Euros 2022: 3.13 Million Euros