Nexa Resources S.A. (NYSE:NEXA) ("Nexa Resources", "Nexa" or the "Company") announces that operations at the Cajamarquilla smelter in Peru have been temporarily suspended following an incident this morning that resulted in a fire, which has been contained.

Personnel were evacuated from the affected areas as a precautionary measure, with the support of the Company's internal emergency response teams.

There were no fatalities. Four people sustained injuries, one Nexa employee and three contractors, and all are in stable condition.

The incident has caused damage to portions of the smelter infrastructure. Based on currently available information, the Company does not anticipate a material impact arising from this incident.

Notifications and coordination with the relevant authorities are underway as the Company assesses the timeline for the resumption of operations, while the cause of the incident remains under investigation.