With battery prices plummeting and charging stations set to multiply, one company stands out as the #1 stock to buy according to Zacks research. Zacks ESP: WestRock has an Earnings ESP of +2.32% as the Most Accurate estimate is pegged at 85 cents, higher than the Zacks Consensus Estimate of 83 cents. During second-quarter fiscal 2018, the company apprehends moderate inflation in OCC (Old Corrugated Containers) prices.