Alcoa (NYSE:AA) reported Q2 EPS of $0.32, ex-items, missing consensus estimates of $0.34 per share. Revenues for the quarter rose 27% year-over-year to $6.59 billion, ahead of consensus estimates of $6.32 billion.Alcoa Chairman and CEO Klaus Kleinfeld said, "We turned in another strong quarter, with solid revenue and earnings growth. Across the Company, our team is delivering outstanding results through our constant focus on execution and by reinventing what customers believe is possible through innovation."Alcoa has a potential upside of 25.9% based on a current price of $15.91 and an average consensus analyst price target of $20.03.