Stria Receives Conditional Approval on Change of Business Transaction

Ottawa, Ontario--(Newsfile Corp. - August 24, 2026) - Stria Lithium Inc. (TSXV: SRA) (" Stria " or the " Company ") is pleased to announce that it has received conditional approval from the TSX Venture Exchange (the " Exhange "), pursuant to Policy 5.2 - Changes of Business and Reverse Takeovers, for Stria's proposed change of business which includes a concurrent $12 million private placement via the issuance of 16,000,000 common shares at a price of $0.75 per common share (collectively, the " COB "). Prior to the closing of the COB transaction, Stria will change its corporate name to Arc Mineral Royalties Ltd.

Change of Business Transaction Stria entered into a proposed acquisition of a net smelter return (NSR) royalty of up to 2% on the advanced West Australian Mt Henry Gold Project (the " Acquisition ") pursuant to an investment agreement (the " Investment Agreement ") with Alicanto Minerals Ltd. (now Sinclair Gold Ltd. " Sinclair ") (ASX: SGC). This Investment Agreement, which was initially announced in the Company's news release dated April 8, 2026, led to Stria's proposed change of business from a mining exploration company to an investment issuer (see the Company's news releases dated April 8, May 29, July 22 and July 30, 2026 for mote details on the COB). The Acquisition remains subject to several customary closing conditions.

The Acquisition requires shareholder approval under the policies of the Exchange, which the Company is obtaining by way of written consent of its shareholders. These conditions are all expected to be completed shortly by Stria and closing of the COB transaction is expected to occur before the end of the week.

Filing Statement and Technical Report In connection with the COB and pursuant to Exchange requirements, Stria has filed a filing statement dated August 20, 2026 and a Technical Report under its profile on SEDAR+ at www.sedarplus.ca . Investors are cautioned that except as disclosed in the Company's public filings, any information released or received with respect to the COB may not be accurate or complete and should not be relied upon.

For more information about Stria, please visit https://strialithium.com

Dean Hanisch CEO Stria Lithium [email protected] +1(613) 612-6060

Media Paul Armstrong Read Corporate +61 8 9388 1474

Investors Relations, Stria Lithium Inc. [email protected]

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

Completion of the Acquisition is subject to a number of conditions, including but not limited to, Exchange acceptance and shareholder approval. Where applicable, the Acquisition cannot close until the required shareholder approval is obtained. There can be no assurance that the Acquisition will be completed as proposed or at all. Investors are cautioned that, except as disclosed in the management information circular or filing statement to be prepared in connection with the Acquisition, any information released or received with respect to the Acquisition may not be accurate or complete and should not be relied upon. Trading in the securities of Stria should be considered highly speculative. The TSX Venture Exchange Inc. has in no way passed upon the merits of the Acquisition and has neither approved nor disapproved the contents of this press release.

Cautionary Note Regarding Forward-Looking Information This press release contains "forward-looking information" within the meaning of applicable Canadian securities legislation. Generally, forward-looking information can be identified by the use of forward-looking terminology such as "plans", "expects" or "does not expect", "is expected", "budget", "scheduled", "estimates", "forecasts", "intends", "anticipates" or "does not anticipate", or "believes", or variations (including negative and grammatical variations) of such words and phrases or state that certain acts, even...