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Biogen
BIIB

Overview Fund Activity

646 hedge funds and large institutions have $47.5B invested in Biogen in 2013 Q2 according to their latest regulatory filings, with 646 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
646
Holders Change
+646
Holders Change %
–
% of All Funds
21.09%
Holding in Top 10
29
Holding in Top 10 Change
+29
Holding in Top 10 Change %
%
% of All Funds
0.95%
New
646
Increased
–
Reduced
–
Closed
–
Calls
$527M
Puts
$606M
Net Calls
-$78.9M
Net Calls Change
-$78.9M

Top Buyers

No buyers this quarter

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change 		Shares
Change %
Twin Tree Management
476
Twin Tree Management
Texas
$545K +$545K +2,534 New
Envestnet Asset Management
477
Envestnet Asset Management
Illinois
$535K +$535K +2,485 New
RJT
478
Raymond James Trust
Florida
$534K +$534K +2,479 New
FNB
479
First Niagara Bank
New York
$527K +$527K +2,447 New
LNWWM
480
Laird Norton Wetherby Wealth Management
California
$524K +$524K +2,439 New
CIM
481
Calvert Investment Management
Maryland
$508K +$508K +2,360 New
ECM
482
Endex Capital Management
Kansas
$506K +$506K +2,349 New
MCM
483
Manchester Capital Management
Vermont
$496K +$496K +2,307 New
Cambridge Investment Research Advisors
484
Cambridge Investment Research Advisors
Iowa
$494K +$494K +2,296 New
DY
485
Dowling & Yahnke
California
$492K +$492K +2,284 New
JIC
486
Johnson Investment Counsel
Ohio
$488K +$488K +2,272 New
AWM
487
Altavista Wealth Management
North Carolina
$484K +$484K +2,249 New
MC
488
Mathes Company
New York
$484K +$484K +2,250 New
CAN
489
Cetera Advisor Networks
California
$472K +$472K +2,189 New
WOC
490
West Oak Capital
California
$453K +$453K +2,106 New
DAC
491
Dividend Assets Capital
South Carolina
$453K +$453K +2,106 New
SIM
492
Spark Investment Management
New York
$451K +$451K +2,100 New
OTF
493
Opus Trading Fund
New York
$441K +$441K +2,050 New
CWM
494
Calamos Wealth Management
Illinois
$435K +$435K +2,023 New
FHB
495
First Hawaiian Bank
Hawaii
$432K +$432K +2,006 New
B
496
Baird
Wisconsin
$432K +$432K +2,007 New
KFA
497
Kelleher Financial Advisors
New York
$430K +$430K +2,000 New
FNBT
498
FineMark National Bank & Trust
Florida
$419K +$419K +1,947 New
PP
499
Paloma Partners
Connecticut
$419K +$419K +1,947 New
GIS
500
Guardian Investor Services
New York
$413K +$413K +1,920 New
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