TR-1: Standard form for notification of major holdings 1. Issuer Details ISIN GB00BY7QYJ50 Issuer Name MOLTEN VENTURES PLC UK or Non-UK Issuer UK 2. Reason for Notification An acquisition or disposal of voting rights 3. Details of person subject to the notification obligation Name BlackRock, Inc. City of registered office (if applicable) Wilmington Country of registered office (if applicable) USA 4. Details of the shareholder Full name of shareholder(s) if different from the person(s) subject to the notification obligation, above City of registered office (if applicable) Country of registered office (if applicable) 5. Date on which the threshold was crossed or reached 03-Sep-2026 6. Date on which Issuer notified 04-Sep-2026 7. Total positions of person(s) subject to the notification obligation
8. Notified details of the resulting situation on the date on which the threshold was crossed or reached 8A. Voting rights attached to shares
8B1. Financial Instruments according to (DTR5.3.1R.(1) (a))
8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b))
9. Information in relation to the person subject to the notification obligation 2. Full chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held starting with the ultimate controlling natural person or legal entities (please add additional rows as necessary)
| Ultimate controlling person | Name of controlled undertaking | % of voting rights if it equals or is higher than the notifiable threshold | % of voting rights through financial instruments if it equals or is higher than the notifiable threshold | Total of both if it equals or is higher than the notifiable threshold |
| BlackRock, Inc. (Chain 1) | BlackRock Saturn Subco, LLC | | | |
| BlackRock, Inc. (Chain 1) | BlackRock Finance, Inc. | | | |
| BlackRock, Inc. (Chain 1) | BlackRock Holdco 2, Inc. | | | |
| BlackRock, Inc. (Chain 1) | BlackRock Financial Management, Inc. | | | |
| BlackRock, Inc. (Chain 1) | BlackRock International Holdings, Inc. | | | |
| BlackRock, Inc. (Chain 1) | BR Jersey International Holdings L.P. | | | |
| BlackRock, Inc. (Chain 1) | BlackRock Holdco 3, LLC | | | |
| BlackRock, Inc. (Chain 1) | BlackRock Cayman 1 LP | | | |
| BlackRock, Inc. (Chain 1) | BlackRock Cayman West Bay Finco Limited | | | |
| BlackRock, Inc. (Chain 1) | BlackRock Cayman West Bay IV Limited | | | |
| BlackRock, Inc. (Chain 1) | BlackRock Group Limited | | | |
| BlackRock, Inc. (Chain 1) | BlackRock Investment Management (UK) Limited | 4.570000% | 0.000000% | 4.570000% |
| BlackRock, Inc. (Chain 2) | BlackRock Saturn Subco, LLC | | | |
| BlackRock, Inc. (Chain 2) | BlackRock Finance, Inc. | | | |
| BlackRock, Inc. (Chain 2) | BlackRock Holdco 2, Inc. | | | |
| BlackRock, Inc. (Chain 2) | BlackRock Financial Management, Inc. | | | |
| BlackRock, Inc. (Chain 2) | BlackRock Holdco 4, LLC | | | |
| BlackRock, Inc. (Chain 2) | BlackRock Holdco 6, LLC | | | |
| BlackRock, Inc. (Chain 2) | BlackRock Delaware Holdings Inc. | | | |
| BlackRock, Inc. (Chain 2) | BlackRock Institutional Trust Company, National Association | | | |
| BlackRock, Inc. (Chain 3) | BlackRock Saturn Subco, LLC | | | |
| BlackRock, Inc. (Chain 3) | BlackRock Finance, Inc. | | | |
| BlackRock, Inc. (Chain 3) | BlackRock Holdco 2, Inc. | | | |
| BlackRock, Inc. (Chain 3) | BlackRock Financial Management, Inc. | | | |
| BlackRock, Inc. (Chain 3) | BlackRock Holdco 4, LLC | | | |
| BlackRock, Inc. (Chain 3) | BlackRock Holdco 6, LLC | | | |
| BlackRock, Inc. (Chain 3) | BlackRock Delaware Holdings Inc. | | | |
| BlackRock, Inc. (Chain 3) | BlackRock Fund Advisors | | | |
| BlackRock, Inc. (Chain 4) | BlackRock Saturn Subco, LLC | | | |
| BlackRock, Inc. (Chain 4) | BlackRock Finance, Inc. | | | |
| BlackRock, Inc. (Chain 4) | BlackRock Holdco 2, Inc. | | | |
| BlackRock, Inc. (Chain 4) | BlackRock Financial Management, Inc. | | | |
| BlackRock, Inc. (Chain 4) | BlackRock International Holdings, Inc. | | | |
| BlackRock, Inc. (Chain 4) | BlackRock Canada Holdings ULC | | | |
| BlackRock, Inc. (Chain 4) | BlackRock Asset Management Canada Limited | | | |
| BlackRock, Inc. (Chain 5) | BlackRock Saturn Subco, LLC | | | |
| BlackRock, Inc. (Chain 5) | BlackRock Finance, Inc. | | | |
| BlackRock, Inc. (Chain 5) | BlackRock Holdco 2, Inc. | | | |
| BlackRock, Inc. (Chain 5) | BlackRock Financial Management, Inc. | | | |
| BlackRock, Inc. (Chain 5) | BlackRock International Holdings, Inc. | | | |
| BlackRock, Inc. (Chain 5) | BR Jersey International Holdings L.P. | | | |
| BlackRock, Inc. (Chain 5) | BlackRock Holdco 3, LLC | | | |
| BlackRock, Inc. (Chain 5) | BlackRock Cayman 1 LP | | | |
| BlackRock, Inc. (Chain 5) | BlackRock Cayman West Bay Finco Limited | | | |
| BlackRock, Inc. (Chain 5) | BlackRock Cayman West Bay IV Limited | | | |
| BlackRock, Inc. (Chain 5) | BlackRock Group Limited | | | |
| BlackRock, Inc. (Chain 5) | BlackRock Advisors (UK) Limited | | | |
10. In case of proxy voting Name of the proxy holder The number and % of voting rights held The date until which the voting rights will be held If date does not apply, explain below 11. Additional Information BlackRock Regulatory Threshold Reporting Team
020 7743 3650 12. Date of Completion 04th September 2026 13. Place Of Completion 12 Throgmorton Avenue, London, EC2N 2DL, U.K.
