BIIB icon

Biogen
BIIB

Overview Fund Activity

884 hedge funds and large institutions have $72.3B invested in Biogen in 2014 Q4 according to their latest regulatory filings, with 130 funds opening new positions, 343 increasing their positions, 279 reducing their positions, and 54 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
884
Holders Change
+66
Holders Change %
+8.07%
% of All Funds
23.59%
Holding in Top 10
52
Holding in Top 10 Change
+11
Holding in Top 10 Change %
+26.83%
% of All Funds
1.39%
New
130
Increased
343
Reduced
279
Closed
54
Calls
$975M
Puts
$1.36B
Net Calls
-$382M
Net Calls Change
+$97.3M

Top Buyers

1
Wellington Management Group
Wellington Management Group
Massachusetts
$861M
2
Capital World Investors
Capital World Investors
California
$581M
3
Fidelity Investments
Fidelity Investments
Massachusetts
$6.72B
4
Goldman Sachs
Goldman Sachs
New York
$612M
5
BFA
BlackRock Fund Advisors
California
$1.54B

Top Sellers

1
Capital Research Global Investors
Capital Research Global Investors
California
$102M
2
BA
BlackRock Advisors
Delaware
$265M
3
UBS AM
UBS AM
Illinois
$416M
4
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$4.13B
5
CCI
Columbus Circle Investors
$224M
Name Holding Trade Value Shares
Change 		Shares
Change %
SMDAM
226
Sumitomo Mitsui DS Asset Management
Japan
$17.7M -$847K -2,496 -5%
MLL
227
Moody Lynn & Lieberson
Massachusetts
$17.4M +$146K +431 +0.8%
PI
228
Placemark Investments
Illinois
$17.3M -$1.99M -5,857 -10%
Balyasny Asset Management
229
Balyasny Asset Management
Illinois
$17.1M +$17.1M +50,393 New
EB
230
Eastern Bank
Massachusetts
$17M +$159K +468 +0.9%
HT
231
HAP Trading
New York
$16.9M +$859K +2,532 +5%
ADEF
232
Adams Diversified Equity Fund
Maryland
$16M – – –
RCAMU
233
Rothschild & Co Asset Management US
Connecticut
$15.5M +$207K +606 +1%
TIM
234
Thornburg Investment Management
New Mexico
$15.5M +$1.02M +3,005 +7%
RSCM
235
Rock Springs Capital Management
Maryland
$15.4M -$5.38M -15,850 -26%
SB
236
Suntrust Banks
Georgia
$15.4M -$5.69M -16,775 -27%
SAM
237
Shell Asset Management
Netherlands
$15.3M +$2.07M +6,105 +16%
CFB
238
Cullen/Frost Bankers
Texas
$15.1M +$568K +1,674 +4%
RG
239
Redmile Group
California
$14.6M +$14.6M +43,113 New
COPPSERS
240
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$14.6M -$74.3K -219 -0.5%
BKBG
241
BHF Kleinwort Benson Group
Belgium
$14.6M +$671K +1,955 +5%
RI
242
Redwood Investments
Massachusetts
$14.5M -$5.93M -17,478 -29%
Natixis Advisors
243
Natixis Advisors
Massachusetts
$14.4M +$1.61M +4,752 +13%
MIH
244
Madison Investment Holdings
Wisconsin
$14.2M +$7.19M +21,190 +103%
OTPPB
245
Ontario Teachers' Pension Plan Board
Ontario, Canada
$14.1M +$171K +505 +1%
URS
246
Utah Retirement Systems
Utah
$14M – – –
AC
247
Ascend Capital
California
$13.7M -$18.7M -55,083 -58%
IHM
248
Iguana Healthcare Management
New York
$13.6M -$849K -2,500 -6%
CCM
249
Cadian Capital Management
New York
$13.6M +$13.6M +40,000 New
SFM
250
Sphera Funds Management
Israel
$13.6M +$13.6M +40,000 New
8 9
10
11 12