For those looking to find strong Business Services stocks, it is prudent to search for companies in the group that are outperforming their peers. Has Maplebear (CART) been one of those stocks this year? Let's take a closer look at the stock's year-to-date performance to find out.Maplebear is one of 315 companies in the Business Services group. The Business Services group currently sits at #3 within the Zacks Sector Rank. The Zacks Sector Rank considers 16 different groups, measuring the average Zacks Rank o ...