TR-1: Standard form for notification of major holdings 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 Allan Gray Proprietary Limited City of registered office (if applicable) Cape Town Country of registered office (if applicable) South Africa 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 15-Nov-2021 6. Date on which Issuer notified 17-Nov-2021 7. Total positions of person(s) subject to the notification obligation % of voting % of voting rights through Total of both Total number of rights attached financial . to shares (total instruments in % (8.A + voting rights 8.B) held in issuer of 8.A) (total of 8.B 1 + 8.B 2) Resulting situation on the date on which 6.346000 0.000000 6.346000 39514294 threshold was crossed or reached Position of previous 5.945100 0.000000 5.945100 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 % of indirect % of direct voting shares ISIN voting rights indirect voting voting rights rights (DTR5.1) code(if possible) (DTR5.1) rights (DTR5.2.1) (DTR5.2.1) GB00BJHPLV88 39514294 6.346000 Sub Total 8.A 39514294 6.346000% 8B1. Financial Instruments according to (DTR5.3.1R.(1) (a)) Number of voting rights that % of Type of financial Expiration Exercise/conversion may be acquired if the voting instrument date period instrument is rights exercised/converted Sub Total 8.B1 8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b)) Type of % of Expiration Exercise/conversion Physical or cash Number of financial voting date period settlement voting rights instrument rights 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 rights through % of voting financial Total of both if it rights if it equals Ultimate Name of controlled instruments if it equals or is higher or is higher than controlling person undertaking equals or is than the notifiable the notifiable higher than the threshold threshold notifiable threshold Allan Gray Allan Gray Unit Trust Proprietary 3.440000 3.440000% Management Limited (RF) 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 11. Additional Information We kindly request that in your public/shareholder notification, you please include a reference to the effect that the ordinary shares acquired are held by Allan Gray's clients, as opposed to by Allan Gray itself. 12. Date of Completion 17 Nov 2021 13. Place Of Completion Cape Town, South Africa. Date of release: 17 November 2021 JSE Sponsor: J.P. Morgan Equities South Africa (Pty) Ltd Date: 17-11-2021 04:30:00 Produced by the JSE SENS Department. The SENS service is an information dissemination service administered by the JSE Limited ('JSE'). The JSE does not, whether expressly, tacitly or implicitly, represent, warrant or in any way guarantee the truth, accuracy or completeness of the information published on SENS. The JSE, their officers, employees and agents accept no liability for (or in respect of) any direct, indirect, incidental or consequential loss or damage of any kind or nature, howsoever arising, from the use of SENS or the use of, or reliance on, information disseminated through SENS.