Helius Minerals Limited — Proxy Solicitation & Information Statement 2020

Nov 12, 2020

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ALTAN NEVADA MINERALS LIMITED

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Security Class

Holder Account Number

Form of Proxy - Annual General and Special Meeting to be held on December 8, 2020

This Form of Proxy is solicited by and on behalf of Management.

Notes to proxy

1. Every holder has the right to appoint some other person or company of their choice, who need not be a holder, to attend and act on their behalf at the meeting or any adjournment or postponement thereof. If you wish to appoint a person or company other than the persons whose names are printed herein, please insert the name of your chosen proxyholder in the space provided (see reverse).

2. If the securities are registered in the name of more than one owner (for example, joint ownership, trustees, executors, etc.), then all those registered should sign this proxy. If you are voting on behalf of a corporation or another individual you must sign this proxy with signing capacity stated, and you may be required to provide documentation evidencing your power to sign this proxy.

3. This proxy should be signed in the exact manner as the name(s) appear(s) on the proxy.

4. If this proxy is not dated, it will be deemed to bear the date on which it is mailed by Management to the holder.

5. The securities represented by this proxy will be voted as directed by the holder, however, if such a direction is not made in respect of any matter, this proxy will be voted as recommended by Management.

6. The securities represented by this proxy will be voted in favour or withheld from voting or voted against each of the matters described herein, as applicable, in accordance with the instructions of the holder, on any ballot that may be called for and, if the holder has specified a choice with respect to any matter to be acted on, the securities will be voted accordingly.

7. This proxy confers discretionary authority in respect of amendments or variations to matters identified in the Notice of Meeting or other matters that may properly come before the meeting or any adjournment or postponement thereof.

8. This proxy should be read in conjunction with the accompanying documentation provided by Management.

Proxies submitted must be received by 8:00 a.m. (Perth time) on Friday, December 4, 2020 (also being not later than 5:00 p.m. (Vancouver time) on Thursday, December 3, 2020).

VOTE USING THE TELEPHONE OR INTERNET 24 HOURS A DAY 7 DAYS A WEEK!

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To Vote Using the Telephone
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To Vote Using the Internet
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To Receive Documents Electronically
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• Call the number listed BELOW from a touch tone • Go to the following web site: • You can enroll to receive future securityholder telephone. www.investorvote.com communications electronically by visiting • Smartphone? www.investorcentre.com.

• 1-866-732-VOTE (8683) Toll Free Scan the QR code to vote now.

If you vote by telephone or the Internet, DO NOT mail back this proxy.

Voting by mail may be the only method for securities held in the name of a corporation or securities being voted on behalf of another individual.

Voting by mail or by Internet are the only methods by which a holder may appoint a person as proxyholder other than the Management nominees named on the reverse of this proxy. Instead of mailing this proxy, you may choose one of the two voting methods outlined above to vote this proxy.

To vote by telephone or the Internet, you will need to provide your CONTROL NUMBER listed below.

CONTROL NUMBER

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Appointment of Proxyholder

I/We being holder(s) of Altan Nevada Minerals Limited hereby appoint(s): OR Print the name of the person you are Paul Stephen, or failing him, John L.C. Jones appointing if this person is someone other than the Chairman of the Meeting.

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as my/our proxyholder with full power of substitution and to attend, act and to vote for and on behalf of the shareholder in accordance with the following direction (or if no directions have been given, as the proxyholder sees fit) and all other matters that may properly come before the Annual General and Special Meeting of shareholders of Altan Nevada Minerals Limited to be held at Level 2, 2 Richardson Street, West Perth, WA, 6005, Australia, on December 8, 2020 at 8:00 a.m. (Perth time) (also being December 7, 2020 at 5:00 p.m. (Vancouver time) and at any adjournment or postponement thereof.

VOTING RECOMMENDATIONS ARE INDICATED BY HIGHLIGHTED TEXT OVER THE BOXES.

1.Number of Directors					For	Against
To set the number of Directors at five (5).
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2.Election of Directors	For	Withhold	For	Withhold	For	Withhold	Fold
01. John L.C. Jones		02. Evan Jones		03. Paul Stephen
04. Brian Cole		05. Matt Hardisty
					For	Withhold
3.Appointment of Auditors
Appointment of Davidson & Company LLP as Auditors of the Company for the ensuing year and authorizing the directors of the Company to fix
their remuneration.
4.Approval of Stock Option Plan					For	Against
BE IT RESOLVED, as an ordinary resolution, that the Company's 10% rolling stock option plan is ratified, confirmed and approved, including the
reserving for issuance under the stock	option plan at any time of a maximum of 10% of the issued and outstanding common shares of the
Company, subject to regulatory approval,		all as more particularly described in the Company's information circular dated October 30, 2020
(the "Circular").
5.Adoption of Articles					For	Against
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BE IT RESOLVED as an ordinary res	olut	ion that the Company's Articles be amended such tha	t th	e existing Articles be replaced in their entirety

BE IT RESOLVED, as an ordinary resolution, that the Company's Articles be amended such that the existing Articles be replaced in their entirety with the form of Articles set out in Schedule "B" of the Circular, as more particularly described in the Circular.

Authorized Signature(s) - This section must be completed for your instructions to be executed.

I/We authorize you to act in accordance with my/our instructions set out above. I/We hereby revoke any proxy previously given with respect to the Meeting. If no voting instructions are indicated above, this Proxy will be voted as recommended by Management.

Signature(s)

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Date

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Interim Financial Statements - Mark this box if you would Annual Financial Statements - Mark this box if you would like to receive Interim Financial Statements and like to receive the Annual Financial Statements and accompanying Management’s Discussion and Analysis by accompanying Management’s Discussion and Analysis by mail. mail.

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If you are not mailing back your proxy, you may register online to receive the above financial report(s) by mail at www.computershare.com/mailinglist.

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