Investec Bank (Mauritius) Limited Incorporated in the Republic of Mauritius Company Registration number 8752/3362 Business Registration number C09008752 JSE Share Code: IMRP4 JSE Issuer Code: IVES ISIN: MU0455S00032 LEI Number: 213800VEN92NOOOJF520 Preference share dividend announcement Class IMRP4 redeemable cumulative non-participating unsecured listed no par value preference shares (“preference shares”) Declaration of dividend number 27 Notice is hereby given that preference dividend number 27 has been declared from retained earnings for the period from 30 November 2022 to and including 27 February 2023 amounting to 1,186.97200 USD cents per Preference Share, converted to 20,948.86883 ZAR cents per Preference Share (using a ZAR/USD exchange rate of 17.6490 as at 07 February 2023) payable to the Preference Shareholders as recorded in the books of Investec Bank (Mauritius) Limited (“the Company”) at the close of business on Friday, 24 February 2023. The relevant dates relating to the payment of dividend number 27 are as follows: Last day to trade cum-dividend Tuesday, 21 February 2023 Preference Shares commence trading ex- Wednesday, 22 February 2023 dividend Record Date Friday, 24 February 2023 Payment Date Tuesday, 28 February 2023 Preference Share certificates may not be dematerialised or rematerialised between Wednesday, 22 February 2023 and Friday, 24 February 2023, both dates inclusive. Additional information to take note of: • The Company’s tax reference number: 25003203 • The number of issued Preference Shares in Class IMRP4 of the capital of the Company is 23 000 Preference Shares • The dividend paid by the Company is a foreign 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 4,189.77377 ZAR cents per Preference Share • Preference Shareholders who are exempt from paying the Dividend Tax will receive a gross dividend of 20,948.86883 ZAR cents per Preference Share • Preference Shareholders who are not exempt from paying the Dividend Tax will receive a net dividend of 16,759.09506 ZAR cents per Preference Share. By order of the board P Jeewooth Company Secretary Investec Bank (Mauritius) Limited 07 February 2023 Sponsor: Investec Bank Limited