SECTOR INVESTMENTS
Chicago Mercantile Exchange (2001)
Chicago Board of Trade (2002)
Pacific Exchange (2004)
New York Stock Exchange (2004)
Deutsche Bourse (2004)
ICAP (2004)
Philadelphia Stock Exchange (2005)
CNQ (PURE Trading 2005)
New York Board of Trade (2006)
IntercontinentalExchange (2006)
Quadriserv (2007)
Correlix (2008) |
