Investors interested in Construction stocks should always be looking to find the best-performing companies in the group. Has Aspen Aerogels (ASPN) been one of those stocks this year? Let's take a closer look at the stock's year-to-date performance to find out.Aspen Aerogels is a member of the Construction sector. This group includes 88 individual stocks and currently holds a Zacks Sector Rank of #14. The Zacks Sector Rank gauges the strength of our 16 individual sector groups by measuring the average Zacks ...