Notification of amendments - IMRP1 Investec Bank (Mauritius) Limited Incorporated in the Republic of Mauritius Company Registration number 8752/3362 Business Registration number C09008752 JSE Share Code: IMRP1 JSE Issuer Share Code: IVES ISIN: MU0455S00008 LEI Number: 213800VEN92NOOOJF520 (IBM or the Bank) NOTIFICATION OF AMENDMENTS TO THE APPLICABLE PRICING SUPPLEMENT OF THE IMRP1 REDEEMABLE UNSECURED LISTED PROGRAMME PREFERENCE SHARES ISSUED BY INVESTEC BANK (MAURITIUS) LIMITED Pursuant to paragraph 6.56(b)(iv) of the Debt Listings Requirements, notice was given to the holders of the IMRP1 Programme Preference Shares (the "IMRP1 Preference Shares") in relation to the amendments to the IMRP1 Applicable Pricing Supplement, under its ZAR6,000,000,000 Medium Term Note and Preference Share Programme Memorandum. The proposed amendments to the terms of the IMRP1 Preference Shares are as follows: (i) the deletion of clause 24 of the Amended and Restated Applicable Pricing Supplement and the insertion of a new clause 24 as follows: "24 Final Redemption Date" 30 September 2028, subject to adjustment in accordance with the Modified Following Business Day Convention" (ii) the deletion of clause 36(a) of the Amended and Restated Applicable Pricing Supplement and the insertion of a new clause 36(a) as follows: "36(a) Dividend Rate: 3 month EURIBOR (as defined in clause 64 below) plus the Margin or the Replacement Benchmark Rate (as defined in clause 64 below), plus the Margin.' (iii) the deletion of clause 36(b) of the Amended and Restated Applicable Pricing Supplement and the insertion of a new clause 36(b) as follows: "36(b) Dividend Payment Date(s): the last calendar day of February, May, August and November and the Applicable Redemption Date, subject to adjustment in accordance with the Modified Following Business Day Convention. Each dividend shall be declared on the applicable Dividend Declaration Date." (iv) the deletion of clause 38 of the Amended and Restated Applicable Pricing Supplement and the insertion of a new clause 38 as follows: "38 Margin: 0.97% until but excluding the Amendment Date, 0.72% from and including the Amendment Date, or the Adjusted Margin (as defined below), as applicable." (v) the deletion of the definition of "Amendment Date" in clause 64 of the Amended and Restated Applicable Pricing Supplement and the insertion of a new definition of "Amendment Date" as follows: "Amendment Date" means [to insert the date of the day immediately following receipt of Preference Shareholder consent] 2025. (vi) the insertion a definition of "Costs" in clause 64 of the Amended and Restated Applicable Pricing Supplement as follows; "Costs" means any costs incurred directly or indirectly by the Programme Preference Shareholder in connection with (i) the funding of the Programme Preference Shares, or (ii) any hedging transaction or trading position entered into or held by the Programme Preference Shareholder, to fund or hedge, directly or indirectly, the Programme Preference Shareholder's returns (whether in whole or in part) in respect of the Programme Preference Shares." (vii) the insertion of a definition of "Repricing Date" in clause 64 of the Amended and Restated Applicable Pricing Supplement as follows; "Repricing Date" means Not Applicable; (viii) the insertion of C(5) "Change in Costs", in clause 64 of the Amended and Restated Applicable Pricing Supplement, as follows: "5) Change in Costs On the Repricing Date a Programme Preference Shareholder that holds all the Programme Preference Shares in issue shall determine whether a change in its Costs has occurred. Should a change in Costs have occurred, then such Programme Preference Shareholder shall deliver a notice ("the Change in Costs Notice") to the Issuer and state the change in the Margin ("Adjusted Margin"), calculated upwards or downwards to place the Programme Preference Shareholder in the same economic position in respect of the Programme Preference Shares as it would have been had the change in Costs not occurred. A certificate by a manager of the Programme Preference Shareholder shall accompany the Change in Costs Notice, which certificate shall, in the absence of manifest error, be prima facie proof of the Adjusted Margin required, and the date from which the Adjusted Margin is required to take effect, in order to place the Programme Preference Shareholder in the same economic position as it would have been had the change in Costs not occurred. The Issuer shall then be entitled to elect to: (i) pay the Adjusted Margin to the Programme Preference Shareholder from the date stipulated in the abovementioned certificate; or (ii) on not less than 10 (ten) days' revocable written notice to the Programme Preference Shareholder, redeem the Programme Preference Shares held by the Programme Preference Shareholder in full at the Early Redemption Amount) in which instance any Scheduled Preference Dividends shall not take into account the Adjusted Margin)." A copy of the Resolution by the holders of the IMRP1 Preference Shares must also be emailed to Investec Bank Limited to Rooksana.Saleh@investec.com not later than 17h00 on 03 October 2025. The results of written extraordinary resolution will be released on SENS within 48 hours after the required approval percentage is obtained. By order of the board P Jeewooth Company Secretary Investec Bank (Mauritius) Limited 29 September 2025 Sponsor: Investec Bank Limited Date: 29-09-2025 03:30:00 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. 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