The sustainability of the stock's immediate price movement based on the recently-released numbers and future earnings expectations will mostly depend on management's commentary on the earnings call. Affiliated Managers shares have added about 13.9% since the beginning of the year versus the S&P 500's gain of 8.2%. What's Next for Affiliated Managers? Affiliated Managers Group (AMG) came out with quarterly earnings of $5.39 per share, beating the Zacks Consensus Estimate of$5.26 per share. This compares to ...