Biogen
BIIB
BIIB
1,098 hedge funds and large institutions have $43.4B invested in Biogen in 2021 Q2 according to their latest regulatory filings, with 134 funds opening new positions, 321 increasing their positions, 467 reducing their positions, and 110 closing their positions.
New
Increased
Maintained
Reduced
Closed
Holders
1,098
Holders Change
+9
Holders Change %
+0.83%
% of All Funds
19.17%
Holding in Top 10
27
Holding in Top 10 Change
+14
Holding in Top 10 Change %
+107.69%
% of All Funds
0.47%
New
134
Increased
321
Reduced
467
Closed
110
Calls
$1.8B
Puts
$1.91B
Net Calls
-$111M
Net Calls Change
-$185M
Top Buyers
| 1 |
JPMorgan Chase & Co
New York
|
+$508M |
| 2 |
Marshall Wace
London,
United Kingdom
|
+$169M |
| 3 |
SC
Samlyn Capital
New York
|
+$130M |
| 4 |
Citadel Advisors
Miami,
Florida
|
+$115M |
| 5 |
HM
HealthCor Management
New York
|
+$89.6M |
Top Sellers
| 1 |
Renaissance Technologies
New York
|
-$211M |
| 2 |
Fidelity Investments
Boston,
Massachusetts
|
-$195M |
| 3 |
LSV Asset Management
Chicago,
Illinois
|
-$193M |
| 4 |
Berkshire Hathaway
Omaha,
Nebraska
|
-$180M |
| 5 |
AQR Capital Management
Greenwich,
Connecticut
|
-$176M |
