Investec Bank (Mauritius) Limited Incorporated in the Republic of Mauritius Company Registration number 8752/3362 Business Registration number C09008752 JSE Share Code: IMRP7 JSE Issuer Code: IVES ISIN: MU0455S00065 LEI Number: 213800VEN92NOOOJF520 Preference share dividend announcement Class IMRP7 redeemable cumulative non-participating no par value preference shares (“preference shares”) Declaration of dividend number 22 Notice is hereby given that preference dividend number 22 has been declared from retained earnings f or the period f rom 31 May 2022 to and including 30 August 2022 amounting to 548.17518 USD cents per share, converted to 9,171.24485 ZAR cents per share (using a ZAR/USD exchange rate of 16.7305 as at 08 August 2022) payable to holders of the Pref erence Shares as recorded in the books of the Investec Bank (Mauritius) Limited (“the Company”) at the close of business on Friday, 26 August 2022. The relevant dates relating to the payment of dividend number 22 are as follows: Last day to trade cum-dividend Tuesday, 23 August 2022 Pref erence Shares commence trading ex- Wednesday, 24 August 2022 dividend Record Date Friday, 26 August 2022 Payment Date Wednesday, 31 August 2022 Pref erence Share certif icates may not be dematerialised or rematerialised between Wednesday, 24 August 2022 and Friday, 26 August 2022, both dates inclusive. Additional information to take note of: • The Company’s tax reference number is: 25003203 • The number of issued Preference Shares in Class IMRP7of the capital of the Company is 75 000 Pref erence Shares • The dividend paid by the Company is a f oreign dividend and is subject to South African Dividend Tax (Dividend Tax) of 20% (subject to any available exemptions or reductions in terms of Double Tax Agreements as legislated) equal to 1,834.24897 ZAR cents per share • Pref erence Shareholders who are exempt f rom paying the Dividend Tax will receive a gross dividend of 9,171.24485 ZAR cents per preference share • Pref erence Shareholders who are not exempt f rom paying the Dividend Tax will receive a net dividend of 7,336.99588 ZAR cents per preference share. By order of the board P Jeewooth Company Secretary Investec Bank (Mauritius) Limited 08 August 2022 Sponsor: Investec Bank Limited