Why Is Ameriprise (AMP) Up 13.1% Since Last Earnings Report?

It has been about a month since the last earnings report for Ameriprise Financial Services (AMP) . Shares have added about 13.1% in that time frame, outperforming the S&P 500.Will the recent positive trend continue leading up to its next earnings release, or is Ameriprise due for a pullback? Before we dive into how investors and analysts have reacted as of late, let's take a quick look at its most recent earnings report in order to get a better handle on the important drivers. Ameriprise's Q3 Earnings Lag o ...