Value investors in particular may be eying Kroger (KR) and United Natural Foods (UNFI) stock with both beating their quarterly earnings expectations this week. The grocery chain giant and leading organic food distributor have been on two different spectrums in terms of their price performance but remain attractive regarding promising business operations and reasonable valuations. To that point, Kroger’s stock is at 52-week highs at around $55 a share while United Natural Foods is sitting on lows of$11 a sh ...