Investors interested in Business Services stocks should always be looking to find the best-performing companies in the group. Is SPAR Group, Inc. (SGRP) one of those stocks right now? Let's take a closer look at the stock's year-to-date performance to find out.SPAR Group, Inc. is a member of the Business Services sector. This group includes 317 individual stocks and currently holds a Zacks Sector Rank of #5. The Zacks Sector Rank considers 16 different sector groups. The average Zacks Rank of the individual ...