For those looking to find strong Utilities stocks, it is prudent to search for companies in the group that are outperforming their peers. Has Ameren (AEE) been one of those stocks this year? By taking a look at the stock's year-to-date performance in comparison to its Utilities peers, we might be able to answer that question.Ameren is one of 105 companies in the Utilities group. The Utilities group currently sits at #4 within the Zacks Sector Rank. The Zacks Sector Rank gauges the strength of our 16 individ ...