Blackstone buys Spanish bank’s $8.6 billion loan portfolio By: MarketWatch July 17, 2014 at 05:14 AM EDT Catalunya Banc says Blackstone will pay €3.6 billion for the mortgages, valued at €6.39 billion. Read More >> Related Stocks: Apollo Asset Management Inc Blackstone Inc Goldman Sachs Group Macy's Oaktree Capital Group Llc