For those looking to find strong Finance stocks, it is prudent to search for companies in the group that are outperforming their peers. Has AerCap (AER) been one of those stocks this year? By taking a look at the stock's year-to-date performance in comparison to its Finance peers, we might be able to answer that question.AerCap is a member of the Finance sector. This group includes 862 individual stocks and currently holds a Zacks Sector Rank of #5. The Zacks Sector Rank considers 16 different sector groups ...