991 hedge funds and large institutions have $50.9B invested in Biogen in 2017 Q2 according to their latest regulatory filings, with 79 funds opening new positions, 351 increasing their positions, 390 reducing their positions, and 96 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
991
Holders Change
-27
Holders Change %
-2.65%
% of All Funds
24.74%
Holding in Top 10
23
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-14.81%
% of All Funds
0.57%
New
79
Increased
351
Reduced
390
Closed
96
Calls
$954M
Puts
$1.14B
Net Calls
-$182M
Net Calls Change
+$82.6M
Name Holding Trade Value Shares
Change
Shares
Change %
EOJOAM
251
E. Ohman J:or Asset Management
Sweden
$12.4M +$6.31M +23,267 +104%
PIA
252
Piedmont Investment Advisors
North Carolina
$12.3M -$301K -1,110 -2%
TAF
253
Tredje AP-fonden
Sweden
$12.3M
UCFA
254
United Capital Financial Advisors
Texas
$12.2M +$1.7M +6,257 +16%
BA
255
Bridgewater Associates
Connecticut
$12.2M -$126K -466 -1%
ABTD
256
Arvest Bank Trust Division
Oklahoma
$12.2M +$141K +520 +1%
JPMPWA
257
J.P. Morgan Private Wealth Advisors
California
$12.1M -$1.26M -4,646 -9%
PG
258
Pendal Group
Australia
$11.8M +$11.8M +43,410 New
IGIM
259
I.G. Investment Management
Manitoba, Canada
$11.5M -$2.66M -9,800 -19%
B
260
BP
United Kingdom
$11.4M +$4.61M +17,000 +68%
Public Employees Retirement Association of Colorado
261
Public Employees Retirement Association of Colorado
Colorado
$11.2M -$74.6K -275 -0.7%
EIM
262
ExxonMobil Investment Management
Texas
$11.1M -$1.88M -6,931 -14%
XK
263
Xact Kapitalforvaltning
Sweden
$10.9M -$63.8K -235 -0.6%
Twin Tree Management
264
Twin Tree Management
Texas
$10.9M +$10.9M +40,056 New
Capital Fund Management (CFM)
265
Capital Fund Management (CFM)
France
$10.7M -$15.3M -56,565 -59%
KCM
266
Kornitzer Capital Management
Kansas
$10.6M -$517K -1,905 -5%
URS
267
Utah Retirement Systems
Utah
$10.6M -$326K -1,200 -3%
Jane Street
268
Jane Street
New York
$10.5M +$245K +904 +2%
MBI
269
Montrusco Bolton Investments
Quebec, Canada
$10.5M +$2.7M +9,973 +35%
DnB Asset Management
270
DnB Asset Management
Norway
$10.4M -$2.98M -11,000 -22%
TAM
271
Trillium Asset Management
Massachusetts
$10.4M +$72.2K +266 +0.7%
DILIC
272
Dai-ichi Life Insurance Company
Japan
$10.2M -$338K -1,247 -3%
MFBTD
273
MB Financial Bank - Trust Department
Illinois
$10.1M +$333K +1,229 +3%
Janney Montgomery Scott
274
Janney Montgomery Scott
Pennsylvania
$9.91M +$725K +2,673 +8%
MSV
275
MN Services Vermogensbeheer
Netherlands
$9.73M +$8.16M +30,063 +518%