NEW YORK CITY--Gramercy Property Trust shareholders have approved its $7.6 billion acquisition by Blackstone Real Estate Partners VIII at its special meeting of shareholders held earlier today. Get alerted any time new stories match your search criteria. Create an alert to follow a developing story, keep current on a competitor, or monitor industry news. NEW YORK CITY–Gramercy Property Trust shareholders have approved its $7.6 billion acquisition by Blackstone Real Estate Partners VIII at its special meeting of shareholders held earlier today.