BARCLAYS GLOBAL INVESTORS UK HOLDINGS LTD
They sure made a nice investment right at the end of the year. http://www.nasdaq.com/symbol/zoom/institutional-holdings
Almost a million in value.
Barclay is a big player too, look at all the shares they gobble up..... http://www.nasdaq.com/quotes/institutional-portfolio/barclays-global-investors-uk-holdings-ltd-97343
They have over 3,769 Positions as of 12/31/2011 and are worth billions. They are definitely in this to make some money. =)