For those looking to find strong Aerospace stocks, it is prudent to search for companies in the group that are outperforming their peers. Lockheed Martin (LMT) 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.Lockheed Martin is one of 46 individual stocks in the Aerospace sector. Collectively, these companies sit at #2 in the Zacks Sector Rank. ...