Nexa Resources (NYSE:NEXA – Get Free Report) issued its earnings results on Thursday. Nexa Resources had a net margin of 6.44% and a return on equity of 16.32%. Here are the key takeaways from Nexa Resources’ conference call:Get Nexa Resources alerts:Second-quarter financial performance strengthened: Adjusted EBITDA rose 78% year over year to $286 million, with a 31.5% margin, while net leverage declined to 1.4x from 2.28x a year earlier. Nexa Resources Stock PerformanceShares of NYSE NEXA traded up $0.25 during trading on Thursday, reaching $14.30. Featured StoriesReceive News & Ratings for Nexa Resources Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for Nexa Resources and related companies with MarketBeat.com's FREE daily email newsletter.