Nexa Resources S.A. announced the suspension of its mining operations at the Morro Agudo Complex in the state of Minas Gerais in Brazil effective May 1, 2024, until further notice. Commencing from the date hereof until April 30, 2024, mining activities will be reduced while limestone production activities will continue at full capacity. Nexa is committed to carrying out a structured process, aiming to minimize impacts on the business and, particularly, on its employees and host communities.

In 2023, the Morro Agudo mine produced 23kt of zinc and 8.3kt of lead at a sustaining cash cost net of by-products of $0.87/lb. The mine does not currently have any estimated Mineral Reserves. The Ambrósia mine reached the end of its life of mine during the fourth quarter of 2020 and operations have since been suspended.

This decision is part of Nexa's portfolio optimization process to improve free cash flow in line with the Company's disciplined capital allocation framework, along with its long-term strategy to maximize value for the Company and its shareholders. As previously disclosed, company continue to actively assess risk-return alternatives for Morro Agudo Complex in Brazil. The Morro Agudo Complex produces approximately 1,650t of zinc and 390t of lead per month, accounting for 5% and 6% of Nexa's zinc and lead production, respectively.