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Biogen
BIIB

Overview Fund Activity

1,099 hedge funds and large institutions have $45B invested in Biogen in 2019 Q4 according to their latest regulatory filings, with 202 funds opening new positions, 272 increasing their positions, 469 reducing their positions, and 69 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,099
Holders Change
+113
Holders Change %
+11.46%
% of All Funds
21.7%
Holding in Top 10
31
Holding in Top 10 Change
+14
Holding in Top 10 Change %
+82.35%
% of All Funds
0.61%
New
202
Increased
272
Reduced
469
Closed
69
Calls
$1.27B
Puts
$1.82B
Net Calls
-$553M
Net Calls Change
-$242M

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$1.38B
2
Primecap Management
2
Primecap Management
California
$4.51B
3
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$597M
4
Berkshire Hathaway
4
Berkshire Hathaway
Nebraska
$192M
5
AAMU
5
Amundi Asset Management US
Massachusetts
$255M

Top Sellers

1
Invesco
1
Invesco
Georgia
$325M
2
Capital World Investors
2
Capital World Investors
California
$542M
3
ClearBridge Investments
3
ClearBridge Investments
New York
$1.51B
4
D.E. Shaw & Co
4
D.E. Shaw & Co
New York
$470M
5
AllianceBernstein
5
AllianceBernstein
Tennessee
$128M
Name Holding Trade Value Shares
Change 		Shares
Change %
Nisa Investment Advisors
176
Nisa Investment Advisors
Missouri
$25.1M -$1.79M -6,021 -7%
OPERF
177
Oregon Public Employees Retirement Fund
Oregon
$24.9M +$2.69M +9,078 +12%
Janus Henderson Group
178
Janus Henderson Group
United Kingdom
$24.3M +$792K +2,669 +3%
AIG
179
American International Group
New York
$24.1M -$293K -989 -1%
CWM
180
CIBC World Markets
New York
$24.1M +$2.43M +8,175 +11%
Retirement Systems of Alabama
181
Retirement Systems of Alabama
Alabama
$23.5M -$436K -1,469 -2%
PNC Financial Services Group
182
PNC Financial Services Group
Pennsylvania
$23.4M -$4.62M -15,587 -16%
JG
183
Jefferies Group
New York
$22.9M +$12.2M +41,019 +113%
SO
184
STRS Ohio
Ohio
$22.6M -$2.54M -8,567 -10%
DekaBank Deutsche Girozentrale
185
DekaBank Deutsche Girozentrale
Germany
$22M -$19.2M -64,299 -47%
CM
186
CS McKee
Pennsylvania
$22M -$1.99M -6,700 -8%
Nomura Holdings
187
Nomura Holdings
Japan
$21.9M -$40.7M -140,333 -65%
M&T Bank
188
M&T Bank
New York
$21.4M -$84.9K -286 -0.4%
VRS
189
Virginia Retirement Systems
Virginia
$21.1M -$37.4M -126,100 -64%
PI
190
PEAK6 Investments
Illinois
$20.8M +$4.01M +13,528 +24%
Connor, Clark & Lunn Investment Management (CC&L)
191
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$20.4M -$10.8M -36,248 -35%
State of Tennessee, Department of Treasury
192
State of Tennessee, Department of Treasury
Tennessee
$19.8M +$6.17M +20,786 +45%
Nomura Asset Management
193
Nomura Asset Management
Japan
$19.3M +$1.12M +3,790 +6%
O
194
OrbiMed
New York
$19.1M +$8.4M +28,300 +78%
Aviva
195
Aviva
United Kingdom
$18.9M -$342K -1,153 -2%
SI
196
Sofinnova Investments
California
$18.9M +$18.9M +63,711 New
Lazard Asset Management
197
Lazard Asset Management
New York
$18.4M -$9.17M -30,907 -33%
PA
198
Profund Advisors
Maryland
$17.9M +$1.5M +5,040 +9%
Marshall Wace
199
Marshall Wace
United Kingdom
$17.7M +$14.2M +47,816 +402%
MSR
200
Main Street Research
Connecticut
$16.8M -$89K -300 -0.5%
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