Biogen
BIIB
BIIB
991 hedge funds and large institutions have $33.5B invested in Biogen in 2023 Q4 according to their latest regulatory filings, with 132 funds opening new positions, 283 increasing their positions, 373 reducing their positions, and 81 closing their positions.
New
Increased
Maintained
Reduced
Closed
Holders
991
Holders Change
+35
Holders Change %
+3.66%
% of All Funds
14.53%
Holding in Top 10
10
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-28.57%
% of All Funds
0.15%
New
132
Increased
283
Reduced
373
Closed
81
Calls
$643M
Puts
$499M
Net Calls
+$144M
Net Calls Change
+$86.4M
Top Buyers
| 1 |
Vanguard Group
Malvern,
Pennsylvania
|
+$574M |
| 2 |
Morgan Stanley
New York
|
+$430M |
| 3 |
Invesco
Atlanta,
Georgia
|
+$164M |
| 4 |
T. Rowe Price Investment Management
Baltimore,
Maryland
|
+$156M |
| 5 |
Fidelity International
Hamilton,
Bermuda
|
+$153M |
Top Sellers
| 1 |
SC
Samlyn Capital
New York
|
-$108M |
| 2 |
Fidelity Investments
Boston,
Massachusetts
|
-$93.1M |
| 3 |
Renaissance Technologies
New York
|
-$84.8M |
| 4 |
AQR Capital Management
Greenwich,
Connecticut
|
-$69.7M |
| 5 |
D.E. Shaw & Co
New York
|
-$66M |
