Here are three stocks added to the Zacks Rank #5 (Strong Sell) List today: Nexa Resources S.A. (NEXA) is a zinc mining and smelting company. The Zacks Consensus Estimate for its current year earnings has been revised 60% downward over the last 60 days. Chesapeake Energy Corporation (CHK) is an exploration and production company. The Zacks Consensus Estimate for its current year earnings has been revised 46.6% downward over the last 60 days. EOG Resources, Inc. (EOG) is an oil and gas exploration and product ...