Basin Uranium Corp. — Proxy Solicitation & Information Statement 2025

Aug 6, 2025

Basin Uranium

BASIN URANIUM CORP.

NOTICE OF MEETING

NOTICE IS HEREBY GIVEN that an annual and special meeting (the “Meeting”) of the holders of common shares (“Basin Shareholders”) of Basin Uranium Corp. (“Basin”) will be held at the offices of McMillan LLP, 1500 – 1055 West Georgia Street, Vancouver, British Columbia V6E 4N7, on September 4, 2025 commencing at 10:00 a.m. (Vancouver time) for the following purposes:

1. to receive and consider the audited consolidated annual financial statements of Basin, as at and for the financial years ended May 31, 2024 and 2023, together with the report of the auditor thereon;
2. to set the number of directors of Basin at four (4);
3. to elect the directors of Basin for the ensuing year;
4. to appoint Manning Elliott LLP as the auditors of Basin, to hold office until the next annual general meeting of Basin Shareholders and to authorize the directors of Basin to fix the remuneration to be paid to the auditors;
5. to consider pursuant to an interim order of the Supreme Court of British Columbia dated August 1, 2025 (the “Interim Order”) and, if thought advisable, to pass, with or without amendment, a special resolution (the “Arrangement Resolution”) approving an arrangement (the “Arrangement”) under Division 5 of Part 9 of the Business Corporations Act (British Columbia) (“BCBCA”), the full text of which resolution is set forth in Appendix “B” to the accompanying Management Information Circular (the “Circular”); and
6. to transact such further or other business as may properly come before the Meeting or any adjournments or postponements thereof.

The Circular provides additional information relating to the matters to be addressed at the Meeting, including the Arrangement, and is deemed to form part of this Notice.

Registered Basin Shareholders are entitled to vote at the Meeting either in person or by proxy. Registered Basin Shareholders who are unable to attend the Meeting in person are encouraged to read, complete, sign, date and return the enclosed form of proxy in accordance with the instructions set out in the proxy and in the Circular. In order to be valid for use at the Meeting, proxies must be received by Odyssey Trust Company, at their office or by email at proxy@odyessytrust.com by 10:00 a.m. (Vancouver time) on September 2, 2025, or at least forty-eight hours (excluding Saturdays, Sundays and holidays) prior to any adjournment or postponement of the Meeting. Please advise Basin of any change in your mailing address.

If you are a non-registered shareholder, please refer to the section in the Circular entitled “General Proxy Information — Beneficial Shareholders” for information on how to vote your Basin Shares.

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Take notice that, pursuant to the Interim Order, each registered Basin Shareholder has been granted the right to dissent with respect to the Arrangement Resolution in accordance with the provisions of Division 2 of Part 8 of the BCBCA, and if the Arrangement becomes effective, to be paid the fair value of the common shares of Basin in respect of which such registered Basin Shareholder dissents by Nexus Uranium Corp., the acquirer under the Arrangement, in accordance with the dissent procedures contained in the Interim Order and the BCBCA. Please refer to the Circular under the heading “Dissent Rights” for a description of the rights to dissent in respect of the Arrangement.

Failure to strictly comply with the requirements set forth in the Interim Order may result in the loss of any right of dissent.

DATED at Vancouver, British Columbia this 1st day of August, 2025

BY ORDER OF THE BOARD OF DIRECTORS
OF BASIN URANIUM CORP.

Michael Blady
CEO and Director