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 %
CC
251
Curian Capital
Colorado
$6.8M +$6.8M +31,590 New
MIH
252
Madison Investment Holdings
Wisconsin
$6.64M +$6.64M +30,863 New
CPS
253
Counsel Portfolio Services
Ontario, Canada
$6.61M +$6.61M +30,694 New
GH
254
GAM Holding
Switzerland
$6.56M +$6.56M +30,486 New
MOACM
255
Mutual of America Capital Management
New York
$6.55M +$6.55M +30,455 New
ADEF
256
Adams Diversified Equity Fund
Maryland
$6.46M +$6.46M +30,000 New
SMDAM
257
Sumitomo Mitsui DS Asset Management
Japan
$6.44M +$6.44M +29,923 New
CEP
258
Chicago Equity Partners
Illinois
$6.42M +$6.42M +29,830 New
DCMM
259
DG Capital Management (Massachusetts)
Massachusetts
$6.4M +$6.4M +29,755 New
AT
260
Arden Trust
Delaware
$6.38M +$6.38M +29,636 New
PP
261
PDT Partners
New York
$6.1M +$6.1M +28,332 New
AAM
262
Aberdeen Asset Management
United Kingdom
$5.91M +$5.91M +27,447 New
OA
263
Outfitter Advisors
Virginia
$5.8M +$5.8M +26,945 New
OPERF
264
Oregon Public Employees Retirement Fund
Oregon
$5.71M +$5.71M +26,509 New
Los Angeles Capital Management
265
Los Angeles Capital Management
California
$5.69M +$5.69M +26,427 New
BIM
266
Bogle Investment Management
Massachusetts
$5.62M +$5.62M +26,100 New
CBOA
267
Commonwealth Bank of Australia
Australia
$5.61M +$5.61M +26,082 New
PPCM
268
Pillar Pacific Capital Management
California
$5.5M +$5.5M +25,536 New
IA
269
Icon Advisers
Colorado
$5.4M +$5.4M +25,100 New
FCBT
270
First Citizens Bank & Trust
North Carolina
$5.35M +$5.35M +24,847 New
MSU
271
Mizuho Securities USA
New York
$5.17M +$5.17M +24,013 New
Nomura Holdings
272
Nomura Holdings
Japan
$5M +$5M +23,121 New
ACM
273
Azimuth Capital Management
Michigan
$4.69M +$4.69M +21,800 New
Two Sigma Advisers
274
Two Sigma Advisers
New York
$4.64M +$4.64M +21,569 New
SAM
275
Securian Asset Management
Minnesota
$4.49M +$4.49M +20,858 New