To: Goose94 who wrote (103933 ) 3/18/2021 9:19:44 AM From: Goose94 Read Replies (2) | Respond to of 202700 Tinka Resources (TK-V) why the vol jack-up (03/17/21) Nexa Resources S.A. (NEXA-T) Acquires 9% Equity Interest Mar 18, '21 - NR Tinka Resources is pleased to announce that Nexa Resources S.A. Nexa Resources one of the largest zinc producers worldwide, has acquired 29,895,754 common shares (the “Shares ”) of Tinka from an arm’s length shareholder in a private transaction at a price of C$0.26 per share, a 13.0% premium to the Company’s closing share price on TSXV on March 16, 2021. As a result, Nexa Resources has become a new shareholder of Tinka holding approximately 8.8% of the issued and outstanding common shares of Tinka. No special rights are attached to the acquisition of the Shares. The President and CEO of Tinka, Dr. Graham Carman, stated : “We welcome Nexa to our share register. Nexa is a major player in the worldwide zinc market and is the leading producer of zinc in Latin America. Nexa has several operating base metal mines in Peru and owns the only operating zinc smelter in the country. The addition of Nexa as a shareholder of Tinka is a strong endorsement of our Ayawilca zinc-silver project and of our team.” The CEO of Nexa Resources, Mr. Tito Martins, stated : “Nexa has a unique position in Peru and Brazil and we are pleased to become a new shareholder of Tinka Resources. Ayawilca is one of the largest zinc projects in development in Peru with excellent development potential as well as resource expansion. We believe it will provide us a further option to grow, maintaining the long-term sustainability of our business and adding value to all our stakeholders. We are happy to become a shareholder now during the pre-development stage .” About Tinka Resources Tinka is an exploration and development company with its flagship property being the 100%-owned Ayawilca zinc-silver project comprising 170 sq km in central Peru. A resource estimate dated November 2018 contains 1.8 billion pounds of zinc and 5.8 million ounces of silver in the indicated category plus 5.6 billion pounds of zinc and 25.2 million ounces of silver in the inferred category. A Preliminary Economic Assessment for the Zinc Zone was released in July 2019 ( see release ). A 7,500 metre resource expansion and infill drill program is completed with several holes yet to be reported. Dr. Graham Carman, Tinka’s President and CEO and, a Fellow of the Australasian Institute of Mining and Metallurgy, has reviewed and verified the technical contents of this release. About Nexa Resources Nexa is a large-scale, low-cost integrated zinc producer with over 60 years of experience developing and operating mining and smelting assets in Latin America. Nexa currently owns and operates five long-life underground mines - three located in the Central Andes of Peru and two located in the state of Minas Gerais in Brazil - and is developing the Aripuanã Project as its sixth underground mine in Mato Grosso, Brazil. Nexa was among the top five producers of mined zinc globally in 2020 and also one of the top five metallic zinc producers worldwide in 2020, according to Wood Mackenzie. On behalf of the Board, “Graham Carman ” Dr. Graham Carman, President & CEO Investor Information: www.tinkaresources.com Rob Bruggeman 1.416.884.3556 rbruggeman@tinkaresources.com Company Contact: Mariana Bermudez 1.604.699.0202 info@tinkaresources.com