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Blackrock

859 hedge funds and large institutions have $66.5B invested in Blackrock in 2014 Q4 according to their latest regulatory filings, with 114 funds opening new positions, 341 increasing their positions, 296 reducing their positions, and 34 closing their positions.

Holders
859
Holders Change
+72
Holders Change %
+9.15%
% of All Funds
22.93%
Holding in Top 10
48
Holding in Top 10 Change
+8
Holding in Top 10 Change %
+20%
% of All Funds
1.28%
New
114
Increased
341
Reduced
296
Closed
34
Calls
$196M
Puts
$429M
Net Calls
-$233M
Net Calls Change
-$160M
Name Market Value Shares Shares
Change
Shares
Change %
Twin Tree Management
901
Twin Tree Management
Texas
WAM
902
Wolverine Asset Management
Illinois
PG
903
PEAK6 Group
Illinois