The Medical group has plenty of great stocks, but investors should always be looking for companies that are outperforming their peers. Stryker (SYK) 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.Stryker is a member of our Medical group, which includes 1024 different companies and currently sits at #4 in the Zacks Sector Rank. The Zacks Secto ...