Mr. Simon Marcotte reports

NORTHERN SUPERIOR ANNOUNCES APPROVAL OF ARRANGEMENT RESOLUTION

Northern Superior Resources Inc. received approval from the shareholders of the company at the special meeting of shareholders held earlier today of the previously announced statutory plan of arrangement under Division 5 of Part 9 of the Business Corporations Act (British Columbia).

The purpose of the arrangement 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.

A total of 90,766,183 votes, or 99.03 per cent of the votes cast by shareholders present or represented by proxy at the meeting, were cast in favour of the special resolution approving the arrangement (82,959,376 votes, or 98.94 per cent of the votes cast in favour of the arrangement resolution, excluding company shares required to be excluded pursuant to Multilateral Instrument 61-101 (Protection of Minority Security Holders in Special Transactions)). The arrangement resolution was required to be passed by: (i) at least two-thirds of the votes cast by the shareholders present or represented by proxy and entitled to vote at the meeting; and (ii) a simple majority of the votes cast by the shareholders present or represented by proxy and entitled to vote at the meeting, excluding company shares required to be excluded pursuant to MI 61-101.

Northern Superior will present its application for a final order to the Supreme Court of British Columbia on Dec. 15, 2025. Subject to the court's approval and certain customary closing conditions, closing is currently expected to occur in the following days.

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.

About Iamgold Corp.

Iamgold is an intermediate gold producer and developer based in Canada with operating mines in North America and West Africa, including Ivory Coast (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 and governance practices. Iamgold is listed on the New York Stock Exchange and the Toronto Stock Exchange.

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