Vancouver, B.C. – June 18, 2026 – TheNewswire – IDEX Metals Corp. ("IDEX" or the "Company") (TSXV: IDEX; OTCQB: IDXMF) is pleased to announce that it has filed a prospectus supplement (the “Prospectus Supplement”) dated June 18, 2026 to its final short form base shelf prospectus dated June 12, 2026, with the securities regulatory authorities in the provinces of British Columbia, Alberta, Saskatchewan, Ontario, and New Brunswick in connection with its private placement of 20,125,000 special warrants (the “Special Warrants”) completed on May 5, 2026 (the “Offering”). The Prospectus Supplement qualifies for distribution 20,125,000 units of the Company (the “Units”) issuable upon the automatic exercise of the Special Warrants.

In accordance with the terms of a special warrant indenture dated May 5, 2026, between the Company and Odyssey Trust Company, as a result of filing the Prospectus Supplement, effective June 23, 2026, each Special Warrant will be automatically converted into one Unit comprised of one common share in the capital of the Company (a “Share”) and one-half of one common share purchase warrant (each whole warrant, a “Warrant”). Each Warrant is exercisable to acquire one Share on or before May 5, 2028 at an exercise price of $0.60 per Share. For further information on the Special Warrants, please see the Company’s news release dated May 5, 2026, a copy of which is available on SEDAR+ (www.sedarplus.ca).

The Prospectus Supplement also qualifies the distribution of 1,123,050 common shares in the capital of the Company (“Broker Warrant Shares”) issuable upon exercise of 1,123,050 broker warrants (“Broker Warrants”) issued to Agents in connection with the completion of the Offering. Each Broker Warrant is exercisable to acquire one Broker Warrant Share at a price of $0.40 per Broker Warrant Share until May 5, 2028.

About IDEX Metals Corp.

IDEX Metals Corp. is a mineral exploration company focused on advancing a portfolio of base and precious metal projects in Idaho, USA. IDEX is primarily focused on the exploration and development of the Freeze Copper-Gold porphyry prospect located in the newly discovered Idaho Copper District, Washington County, Idaho. With a strategic land position in a top-tier mining jurisdiction and surrounded by major industry players, IDEX is committed to redefining district-scale exploration in Idaho.

For more information, please visit https://idexmetals.com/.

ON BEHALF OF THE BOARD OF DIRECTORS

Clayton Fisher, CEO & Director

For further information regarding IDEX contact:

Investor Relations
info@idexmetals.com
1 (604) 260-0356

Cautionary Note Regarding Forward-Looking Statements

No securities regulatory authority or stock exchange has reviewed nor accepts responsibility for the adequacy or accuracy of the content of this news release. This news release contains forward-looking statements and other statements that are not historical facts. Forward-looking statements are often identified by terms such as “will”, “may”, “should”, “anticipate”, “expects” and similar expressions. All statements other than statements of historical fact, included in this release are forward-looking statements that involve risks and uncertainties. There can be no assurance that such statements will prove to be accurate and actual results and future events could differ materially from those anticipated in such statements. Important factors that could cause actual results to differ materially from the Company’s expectations include the failure to satisfy the conditions of the relevant securities exchange(s) and other risks detailed from time to time in the filings made by the Company with securities regulators. The reader is cautioned that assumptions used in the preparation of any forward-looking information may prove to be incorrect. Events or circumstances may cause actual results to differ materially from those predicted, as a result of numerous known and unknown risks, uncertainties, and other factors, many of which are beyond the control of the Company. The reader is cautioned not to place undue reliance on any forward-looking information. Such information, although considered reasonable by management at the time of preparation, may prove to be incorrect and actual results may differ materially from those anticipated. Forward-looking statements contained in this news release are expressly qualified by this cautionary statement. The forward-looking statements contained in this news release are made as of the date of this news release and the Company will update or revise publicly any of the included forward-looking statements as expressly required by applicable law.

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.