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TK.V ·

Tinka Announces Upgrade to OTCQX

Listings & Exchange

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March 12, 2026

TINKA ANNOUNCES UPGRADE TO OTCQX

Vancouver, Canada – Tinka Resources Limited (“Tinka” or the “ Company”) (TSXV: TK) (OTCQX: TKRFF) is pleased to

announce that it has qualified to upgrade from the OTCQB® Venture Market to the OTCQX® Best Market (the "OTCQX Market"

or "OTCQX"). The Company will commence trading today on OTCQX under the symbol “TKRFF”.

The OTCQX Best Market is the highest market of OTC Markets, and trading on OTCQX will enhance the visibility and

accessibility of the Company to U.S. investors. To qualify for OTCQX, companies must meet high financial reporting

standards, follow best practices with respect to corporate governance, and demonstrate compliance with applicable

securities laws. U.S. investors can find current financial disclosure and Real-Time Level 2 quotes for the Company on

www.otcmarkets.com.

Executive Chairman of Tinka, Mr. Brandon Macdonald, stated “ Tinka's graduation from OTCQB to OTCQX is part of a

continued evolution and reflects the quality of our Company and projects. With access to a wider investor audience on

OTCQX we anticipate improved visibility and liquidity, and a broader base of both U.S. and global investors."

On behalf of the Board,

“Graham Carman”

Dr. Graham Carman, President & CEO

Further Information:

www.tinkaresources.com

Tim McNulty 1.604.290.8100

[email protected]

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Contact Tinka and by following Tinka on X, LinkedIn

and Facebook.

About Tinka Resources Limited

Tinka is an exploration and development company focused on base and precious metals projects in Peru. The Company’s

flagship property is the Ayawilca zinc-silver-tin project which has substantial mineral resources of zinc-silver sulphides,

the Colquipucro silver deposit and a separate tin resource. The Company filed a NI 43-101 technical report on an updated

PEA for the Ayawilca Project on April 15, 2024 (link to NI 43-101 report here). Dr. Graham Carman, Tinka’s President and

CEO, has reviewed, verified and approved the technical contents of this release. Dr. Carman is a Fellow of the Australasian

Institute of Mining and Metallurgy, and is a Qualified Person as defined by National Instrument 43-101.

About OTC Markets Group Inc.

OTC Markets Group Inc. (OTCQX: OTCM) operates regulated markets for trading 12,000 U.S. and international securities.

Our data-driven disclosure standards form the foundation of our public markets: OTCQX® Best Market, OTCQB® Venture

Market, OTCID™ Basic Market and Pink Limited™ Market. Our OTC Link® Alternative Trading Systems (ATSs) provide critical

market infrastructure that broker-dealers rely on to facilitate trading. Our innovative model offers companies more efficient

access to the U.S. financial markets.

T: 604.685.9316 [email protected]

TSXV: TK OTCQX: TKRFF

NEWS RELEASE

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OTC Link ATS, OTC Link ECN, OTC Link NQB, and MOON ATS™ are each SEC regulated ATS, operated by OTC Link LLC, a

FINRA and SEC registered broker-dealer, member SIPC. To learn more about how we create better informed and more

efficient markets, visit www.otcmarkets.com.

Forward Looking Statements: This press release may contain forward-looking statements including those describing the Company's

future plans and the expectations of management that a stated result or condition will occur. Any statement addressing future events

or conditions necessarily involves inherent risk and uncertainty. Actual results can differ materially from those anticipated by

management at the time of writing due to many factors, the majority of which are beyond the control of the Company and its

management. In particular, this news release contains forward-looking statements pertaining, directly or indirectly, to the following:

regulatory conditions and the Company's ability to receive permits and regulatory approvals, mineral resource estimates and the

assumptions underlying such estimates, and economic factors, business and operations strategies. These forward-looking statements

involve known and unknown risks, uncertainties and other factors that may cause actual results, performance or achievements

expressed or implied by such forward-looking statements to be materially different from expectations. Although management of the

Company has attempted to identify important factors that could cause actual results to differ, there is no assurance that these forward-

looking statements will prove accurate or that actual results will not vary materially from such statements. These statements speak only

as of the date of this release, and the Company undertakes no obligation to publicly update or revise any forward-looking statements

except as expressly required by applicable securities laws.

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 news release.