Ninety One Limited Ninety One plc Incorporated in the Republic of South Africa Incorporated in England and Wales Registration number 2019/526481/06 Registration number 12245293 JSE share code: NY1 LSE share code: N91 ISIN: ZAE000282356 JSE share code: N91 ISIN: GB00BJHPLV88 TR-1: Standard form for notification of major holdings 1. Issuer Details ISIN GB00BJHPLV88 Issuer Name NINETY ONE 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 M&G Plc City of registered office (if applicable) London Country of registered office (if applicable) United Kingdom 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 13-Jul-2023 6. Date on which Issuer notified 14-Jul-2023 7. Total positions of person(s) subject to the notification obligation % of voting % of voting rights Total of both Total number of rights attached through financial . to shares (total instruments (total in % (8.A + voting rights 8.B) held in issuer of 8.A) of 8.B 1 + 8.B 2) Resulting situation on the date on which 4.988660 0.000000 4.988660 31060644 threshold was crossed or reached Position of previous 6.090650 0.000000 6.090650 notification (if applicable) 8. Notified details of the resulting situation on the date on which the threshold was crossed or reached 8A. Voting rights attached to shares Class/Type of Number of direct Number of indirect % of direct % of indirect voting shares ISIN voting rights voting rights voting rights rights (DTR5.2.1) code(if possible) (DTR5.1) (DTR5.2.1) (DTR5.1) GB00BJHPLV88 31060644 4.988660 Sub Total 8.A 31060644 4.988660% 8B1. Financial Instruments according to (DTR5.3.1R.(1) (a)) Number of voting rights that may % of Type of financial Expiration Exercise/conversion be acquired if the instrument is voting instrument date period exercised/converted rights Sub Total 8.B1 8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b)) Type of Expiration Exercise/conversion Physical or cash Number of % of voting financial date period settlement voting rights rights instrument Sub Total 8.B2 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) % of voting % of voting rights Total of both rights if it through financial if it equals or Ultimate Name of controlled equals or is instruments if it is higher than controlling person undertaking higher than equals or is higher the notifiable the notifiable than the notifiable threshold threshold threshold M&G Plc (Parent M&G Plc company) M&G Group Regulated Entity Holding Company M&G Plc Limited (wholly owned subsidiary of M&G Plc) M&G Group Limited (wholly owned subsidiary of M&G M&G Plc Group Regulated Entity Holding Company Limited) M&G FA Limited (wholly owned M&G Plc subsidiary of M&G Group Limited) M&G Investment Management M&G Plc Limited (wholly owned subsidiary of M&G FA Limited) M&G Investments Southern Africa M&G Plc (Pty) Ltd (majority owned subsidiary of M&G FA Limited) M&G Investment Managers (Pty) Ltd M&G Plc (wholly owned subsidiary of M&G Investments Southern Africa (Pty) Ltd) 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 11. Additional Information We no longer hold a notifiable interest. 12. Date of Completion 14-Jul-2023 13. Place Of Completion London, United Kingdom Date of release: 17 July 2023 JSE Sponsor: J.P. Morgan Equities South Africa (Pty) Ltd