Investors Pick Up AMG Even Cheaper Than Its Secondary Stock Offering By: Market News Video June 09, 2016 at 10:17 AM EDT Looking back to 2 days ago, Affiliated Managers Group Inc. (AMG) priced a 2,500,000 share secondary stock offering at $170.00 per share.. Read More >> Related Stocks: Affiliated Managers Group S&P Capital Markets ETF SPDR