818 hedge funds and large institutions have $71B invested in Biogen in 2014 Q3 according to their latest regulatory filings, with 91 funds opening new positions, 312 increasing their positions, 278 reducing their positions, and 47 closing their positions.

Holders
818
Holders Change
+36
Holders Change %
+4.6%
% of All Funds
23.75%
Holding in Top 10
41
Holding in Top 10 Change
+5
Holding in Top 10 Change %
+13.89%
% of All Funds
1.19%
New
91
Increased
312
Reduced
278
Closed
47
Calls
$754M
Puts
$1.23B
Net Calls
-$479M
Net Calls Change
-$208M
Name Market Value Shares Shares
Change
Shares
Change %
Lazard Asset Management
226
Lazard Asset Management
New York
$18.2M 55,023 +16,233 +42%
ABI
227
Adamant Biomedical Investments
Switzerland
$18.2M 55,020 +55,020 New
SMDAM
228
Sumitomo Mitsui DS Asset Management
Japan
$18.1M 54,604 -2,695 -5%
GH
229
GAM Holding
Switzerland
$17.6M 53,235 +11,796 +28%
MLL
230
Moody Lynn & Lieberson
Massachusetts
$16.8M 50,880 +380 +0.8%
EB
231
Eastern Bank
Massachusetts
$16.4M 49,693 +682 +1%
WA
232
Whitebox Advisors
Minnesota
$16.2M 49,008 -1,452 -3%
EAM
233
EverPoint Asset Management
Connecticut
$15.7M 47,500 +7,500 +19%
HT
234
HAP Trading
New York
$15.7M 47,366 +47,366 New
OPERF
235
Oregon Public Employees Retirement Fund
Oregon
$15.6M 47,111 -300 -0.6%
ADEF
236
Adams Diversified Equity Fund
Maryland
$15.5M 47,000
WG
237
Winton Group
United Kingdom
$14.9M 45,034 -62,213 -58%
RCAMU
238
Rothschild & Co Asset Management US
Connecticut
$14.9M 44,950 +39 +0.1%
COPPSERS
239
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$14.3M 43,308 -136 -0.3%
CFB
240
Cullen/Frost Bankers
Texas
$14.2M 42,891 +1,083 +3%
TMAM
241
Tokio Marine Asset Management
Japan
$14.2M 42,870 -2,382 -5%
TIM
242
Thornburg Investment Management
New Mexico
$14.2M 42,776 +5,429 +15%
IHM
243
Iguana Healthcare Management
New York
$14.1M 42,500 +4,500 +12%
Capital Fund Management (CFM)
244
Capital Fund Management (CFM)
France
$13.8M 41,766 +41,766 New
US Bancorp
245
US Bancorp
Minnesota
$13.8M 41,588 +4,192 +11%
URS
246
Utah Retirement Systems
Utah
$13.6M 41,114 -100 -0.2%
DILH
247
Dai-ichi Life Holdings
Japan
$13.6M 41,063 +14 +0%
OTPPB
248
Ontario Teachers' Pension Plan Board
Ontario, Canada
$13.6M 41,004 +3,108 +8%
Fiera Capital (Canada)
249
Fiera Capital (Canada)
Quebec, Canada
$13M 39,402 +30,972 +367%
CPIM
250
Columbia Partners Investment Management
Virginia
$13M 39,325 +6,204 +19%