For those looking to find strong Business Services stocks, it is prudent to search for companies in the group that are outperforming their peers. Exponent (EXPO) 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? By taking a look at the stock's year-to-date performance in comparison to its Business Services peers, we might be able to answer that question. Exponent is one of 317 individual stocks in the Business Services s ...