Suite 250, 750 West Pender Street Vancouver, British Columbia, V6C 3B6

NOTICE OF ANNUAL GENERAL AND SPECIAL MEETING OF SHAREHOLDERS

NOTICE IS HEREBY GIVEN that the annual general and special meeting (the “ Meeting ”) of the holders of common shares (“ Shareholders ”) of Patterson Metals Corp. (the “ Company ”) will be held at Suite 3100, Park Place, 666 Burrard Street, Vancouver, British Columbia, Canada on the 18^th day of June, 2026 at 10:00 a.m. (Pacific time) for the following purposes:

1. to receive and consider the audited consolidated financial statements of the Company as at and for the financial years ended October 31, 2025 and 2024, together with the reports of the auditor thereon;

2. to appoint Manning Elliott LLP, Chartered Professional Accountants as auditor of the Company for the ensuing year and authorize the board of directors to fix the remuneration of the auditor;

3. to set the number of the directors of the Company for the ensuing year at three (3);

4. to elect directors to hold office for the ensuing year;

5. to re-approve the Company’s omnibus incentive plan, as more specifically described in the accompanying Management Information Circular;

6. to consider, and if deemed advisable, to pass, with or without variation, an ordinary resolution authorizing the consolidation of the Company’s outstanding common shares (the “ Shares ”) on the basis of up to ten (10) existing common shares of the Company for each one (1) post-consolidation common shares of the Company, as more specifically described in the accompanying Management Information Circular; and

7. to transact such other business as may properly come before the Meeting or any adjournment or postponement thereof.

The specific details of the foregoing matters to be put before the Meeting, as well as further information with respect to voting by proxy, are set forth in the Management Information Circular.

A shareholder who is unable to attend the Meeting in person and who wishes to ensure that such shareholder’s shares will be voted at the Meeting is requested to complete, date and sign the enclosed form of proxy and deliver it in accordance with the instructions set out in the form of proxy and in the Information Circular.

We strongly encourage Shareholders to vote their common shares prior to the Meeting by proxy, prior to the proxy cut-off at 10:00 a.m. on Tuesday, June 16, 2026.

As set out in the notes, the enclosed proxy is solicited by management but, you may amend it, if you so desire, by striking out then names listed therein and inserting in the space provided, the name of the person you wish to represent you at the Meeting.

DATED this 13^th day of May, 2026

By order of the Board of Directors

PATTERSON METALS CORP.

/s/ “Simon Cheng”

Simon Cheng Chief Executive Officer