The Business Services group has plenty of great stocks, but investors should always be looking for companies that are outperforming their peers. Has Clean Harbors (CLH) been one of those stocks this year? Let's take a closer look at the stock's year-to-date performance to find out. Clean Harbors is a member of the Business Services sector. This group includes 316 individual stocks and currently holds a Zacks Sector Rank of #4. The Zacks Sector Rank considers 16 different groups, measuring the average Zacks ...