Shareholder Press Release

June 23, 2026 – TheNewswire - Johnathan Dewdney (the “ Shareholder ”) announces the filing of an early warning report in connection with the Shareholder ceasing to hold beneficial ownership of, or control or direction over, 10% or greater of the common shares (the “ Shares ”) in the capital of IDEX Metals Corp. (the “ Issuer ”). Effective June 23, 2026, the Issuer issued 20,125,000 Shares and 10,062,500 Share purchase warrants of the Issuer (the “ Warrants ”) upon the deemed exercise of 20,125,000 special warrants (the “ Special Warrants ”) of the Issuer (the “ Transaction ”), which were qualified for distribution under a prospectus supplement filed by the Issuer on June 18, 2026. As a result of the Transaction, the Shareholder’s ownership in the Issuer fell below 10% of the Shares, triggering the requirement to file this early warning report and news release under National Instrument 62-103 – The Early Warning System and Related Take-Over Bid and Insider Reporting Issues (“ NI 62-103 ”).

Immediately prior to the Transaction, the Shareholder held, directly or indirectly through his affiliates and joint actors, 5,741,667 Shares, 250,000 Warrants, 550,000 stock options of the Issuer (“ Options ”), 600,000 restricted share units of the Issuer (“ RSUs ”), and 100,000 Special Warrants, representing approximately 10.00% of the issued and outstanding Shares on a non-diluted basis and approximately 12.37% on a partially-diluted basis. Following the Transaction and the conversion of all outstanding Special Warrants pursuant to the Transaction (including the Special Warrants held by the Shareholder), the Shareholder, along with his affiliates and joint actors, had ownership of, or exercised control or direction over , 5,841,667 Shares, 300,000 Warrants, 550,000 Options, and 600,000 RSUs, representing approximately 7.53% of the issued and outstanding Shares on a non-diluted basis and approximately 9.23% on a partially-diluted basis. The Shareholder holds securities of the Issuer for investment purposes.

The Shareholder does not have any current intentions to increase or decrease his beneficial ownership or control or direction over any additional securities of the Issuer. The Shareholder may, from time to time and depending on market and other conditions, otherwise acquire additional Shares and/or other equity, debt or other securities or instruments of the Issuer in the open market or otherwise, and reserve the right to dispose of any or all of the securities in the open market or otherwise at any time and from time to time, and to engage in similar transactions with respect to the securities, the whole depending on market conditions, the business and prospects of the Issuer and other relevant factors. The Shareholder no longer holds more than 10% of the Issuer’s securities and accordingly is no longer subject to the early warning reporting requirements under NI 62-103.

The Shareholder remains on the board of directors of the Issuer. An Early Warning Report respecting the acquisition has been filed under the Issuer’s SEDAR+ profile.  A copy of the Shareholder's early warning report may be obtained on the Issuer's SEDAR+ profile at www.sedarplus.ca or by contacting Johnathan Dewdney at 672-339-3473.    Johnathan Dewdney Suite 1723 – 595 Burrard Street Vancouver, BC V7X 1J1 Copyright (c) 2026 TheNewswire - All rights reserved. TheNewsWire June 23, 2026 - 2:00 PM PDT News by QuoteMedia www.quotemedia.com