Mkango Resources Limited — Proxy Solicitation & Information Statement 2025

Sep 25, 2025

MKANGO

Computershare

All Correspondence to:
The office of the Depositary
Computershare Investor Services PLC
The Pavilions, Bridgwater Road,
Bristol, BS99 6ZY

Holder Reference Number

Form of Instruction - Annual General and Special Meeting to be held on Wednesday, 29 October 2025

To View the Annual Report and Notice of Meeting online visit:
www.mkango.ca

To be effective, all forms of instruction must be lodged at the office of the Depositary at:
Computershare Investor Services PLC, The Pavilions, Bridgwater Rd, Bristol BS99 6ZY by Friday, 24 October 2025 at 09.00 am (UK time).

Explanatory Notes:

1. Please indicate, by placing "X" in the appropriate space overleaf, how you wish your votes to be cast in respect of each of the Resolutions. If this form is duly signed and returned, but without specific direction as to how you wish your votes to be cast, the form will be rejected.
2. The 'Vote Withhold' option overleaf is provided to enable you to abstain on any particular Resolution. However, it should be noted that a 'Vote Withhold' is not a vote in law and will not be counted in the calculation of the proportion of the votes 'For' and 'Against' a Resolution.
3. Any alterations made in this form should be initialled.
4. Entitlement to attend and vote at the meeting and the number of votes which may be cast thereat will be determined by reference to the Depositary Interest Register at close of business on 15 September 2025. Changes to entries on the Depositary Interest Register after that time shall be disregarded in determining the rights of any person to attend and vote at the meeting.

Kindly Note: This form is issued only to the addressee(s) and is specific to the unique designated account printed hereon. This personalised form is not transferable between different (i) account holders; or (ii) uniquely designated accounts. Computershare Investor Services PLC (the "Depositary") and the Custodian accept no liability for any instruction that does not comply with these conditions.

All Named Holders

195924_248665_RUN_ONS/000001/000001/SG601/0
133.5C D01

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Form of Instruction

Please use a black pen. Mark with an X inside the box as shown in this example.

☐

☑

I/We hereby instruct the Custodian “Computershare Company Nominees Limited” to vote on my/our behalf at the Annual General and Special Meeting of the Company to be held at the Toronto offices of Fasken Martineau DuMoulin LLP, Bay Adelaide Centre, 333 Bay Street, Suite 2400, Toronto, Ontario M5H 2T6, on Wednesday, 29 October 2025 at 09.00 am (Eastern Time) and at any adjournment thereof.

VOTING RECOMMENDATIONS ARE INDICATED BY HIGHLIGHTED TEXT OVER THE BOXES.

Ordinary Resolutions	For	Against
1. Fixing the Number of Directors
To consider and, if deemed appropriate, to fix the number of directors of the Corporation to be elected at the Meeting at six (6).	☐	☐
2. Election of Directors
For Withhold
01. Derek Linfield ☐ ☐ 02. William Dawes ☐ ☐ 03. Alexander Lemon ☐ ☐
04. Susan Muir ☐ ☐ 05. Shaun Treacy ☐ ☐ 06. Philipa Varris ☐ ☐	For Withhold
3. Appointment of Auditors
To appoint MNP LLP as auditors of the Corporation for the ensuing year and authorizing the directors to fix their remuneration.	For
4. Stock Option Plan
To pass an ordinary resolution of Shareholders, the full text of which is set forth in the Circular, to re-approve the Stock Option Plan (as defined in the Circular).	Against
5. EMI Plan
To pass an ordinary resolution of Shareholders, the full text of which is set forth in the Circular, to re-approve the EMI Plan (as defined in the Circular).	Against
6. RSU Plan
To pass an ordinary resolution of Shareholders, the full text of which is set forth in the Circular, to re-approve the RSU Plan (as defined in the Circular).	Against
Special Resolution	Against
7. Amendment to Articles
To consider and, if thought fit, to pass a special resolution to approve certain amendments to the Corporation’s Articles with respect to alterations, as more particularly described in the accompanying Circular.	☐

To transact such other business as may properly be brought before the Meeting or any adjournment thereof.

Signature

Date

DD/MM/YY

In the case of joint shareholders, only one holder need sign. In the case of a corporation, the Form of Instruction should be signed by a duly authorised official whose capacity should be stated, or by an attorney.

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WKF 2872 10

MKO

139,5C D01