Investors interested in Consumer Staples stocks should always be looking to find the best-performing companies in the group. United Natural Foods (UNFI) is a stock that can certainly grab the attention of many investors, but do its recent returns compare favorably to the sector as a whole? Let's take a closer look at the stock's year-to-date performance to find out.United Natural Foods is one of 184 companies in the Consumer Staples group. The Consumer Staples group currently sits at #16 within the Zacks Se ...