Mr. Simon Marcotte reports

NORTHERN SUPERIOR ANNOUNCES RECEIPT OF INTERIM COURT ORDER AND MAILING OF MANAGEMENT INFORMATION CIRCULAR

Northern Superior Resources Inc. has filed and is in the process of mailing its management information circular and related materials in connection with its upcoming special meeting of shareholders to be held on Dec. 10, 2025. The purpose of the meeting is to seek approval for the previously announced statutory plan of arrangement under Division 5 of Part 9 of the Business Corporations Act (British Columbia), the purpose of which is to effect, among other things: (i) the acquisition of all of the issued and outstanding common shares of the company by Iamgold Corp. in exchange for a combination of 0.0991 of a common share of Iamgold and 19 cents in cash for each company share; and (ii) the distribution of all the common shares of Ongold Resources Ltd. currently held directly or indirectly by the company to the shareholders, all in accordance with the terms of the arrangement agreement dated Oct. 19, 2025, between the company and Iamgold.

In addition, Northern Superior is pleased to announce the receipt of an interim order from the Supreme Court of British Columbia on Nov. 10, 2025, in connection with the arrangement. Among other things, the interim order authorizes Northern Superior to call, hold and conduct the meeting.

The meeting will be held virtually at 10 a.m. Pacific Time on Dec. 10, 2025, via live audio webcast. All Shareholders who wish to attend the meeting must follow the procedures set out in the circular. Shareholders who are unable to attend the meeting are strongly encouraged to complete, date, sign and return the form of proxy (in the case of registered shareholders) or voting instruction form (in the case of non-registered shareholders) provided with the meeting materials so that as many shareholders as possible are represented and vote at the meeting.

For any assistance with voting their proxies, shareholders should contact Computershare Investor Services Inc., the depositary under the arrangement and the company's transfer agent, by telephone at 1-800-564-6253 (toll-free in Canada and the United States) or 514-982-7555 (international direct dial).

Shareholders should receive the meeting materials by mail shortly. Shareholders are encouraged to access an electronic version of the meeting materials available under the company's profile on SEDAR+. The circular provides important information on the arrangement and related matters, including the background to the arrangement, the reasons for the recommendation made by the special committee and the board of directors of the company, voting procedures and how to virtually attend the meeting. Shareholders are urged to read the circular carefully and in its entirety, and if assistance is required, to consult their financial, legal, tax or other professional advisers.

The arrangement is expected to close in the weeks following the meeting, subject to the receipt of the required approvals from the shareholders at the meeting, as well as the satisfaction of other customary closing conditions, including the issuance of a final order by the court and stock exchange approvals.

About Northern Superior Resources Inc.

Northern Superior is a gold exploration company focused on the Chibougamau camp in Quebec, Canada. The company has consolidated the largest land package in the region, with total landholdings currently exceeding 70,000 hectares. The main properties include Philibert, Hazeur (adjacent to Philibert), Lac Surprise (adjacent to Nelligan), Chevrier, Croteau, Monster Lake East and Monster Lake West. Northern Superior also owns 48.5 per cent of Ongold, which is advancing promising exploration assets in Northern Ontario and Manitoba, including the district-scale TPK project and Monument Bay; Agnico Eagle Mines Ltd. owns 13 per cent of Ongold.

Northern Superior is a reporting issuer in British Columbia, Alberta, Ontario and Quebec, and trades on the TSX Venture Exchange under the symbol SUP and the OTCQB Venture Market under the symbol NSUPF. For further information, please refer to the company's website or the company's profile on SEDAR+.

About Iamgold Corp.

Iamgold is an intermediate gold producer and developer based in Canada with operating mines in North America and West Africa, including Cote Gold (Canada), Westwood (Canada) and Essakane (Burkina Faso). The Cote gold mine achieved full nameplate in June, 2025, and has the potential to be among the largest gold mines in Canada. Iamgold operates Cote in partnership with Sumitomo Metal Mining Co. Ltd. In addition, Iamgold has an established portfolio of early-stage and advanced exploration projects within high-potential mining districts. Iamgold employs approximately 3,700 people and is committed to maintaining its culture of accountable mining through high standards of environmental, social gnd Governance practices. Iamgold is listed on the New York Stock Exchange and the Toronto Stock Exchange.

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