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Biogen
BIIB

Overview Fund Activity

860 hedge funds and large institutions have $20.1B invested in Biogen in 2024 Q4 according to their latest regulatory filings, with 130 funds opening new positions, 292 increasing their positions, 317 reducing their positions, and 158 closing their positions.

Holders
860
Holders Change
-42
Holders Change %
-4.66%
% of All Funds
11.45%
Holding in Top 10
4
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-50%
% of All Funds
0.05%
New
130
Increased
292
Reduced
317
Closed
158
Calls
$308M
Puts
$356M
Net Calls
-$47.1M
Net Calls Change
+$22.1M

Top Buyers

1
Pacer Advisors
1
Pacer Advisors
Pennsylvania
$408M
2
Norges Bank
2
Norges Bank
Norway
$356M
3
D.E. Shaw & Co
3
D.E. Shaw & Co
New York
$246M
4
VanEck Associates
4
VanEck Associates
New York
$163M
5
Qube Research & Technologies (QRT)
5
Qube Research & Technologies (QRT)
United Kingdom
$167M

Top Sellers

1
JPMorgan Chase & Co
1
JPMorgan Chase & Co
New York
$321M
2
RCM
2
RA Capital Management
Massachusetts
$0
3
T. Rowe Price Investment Management
3
T. Rowe Price Investment Management
Maryland
$474M
4
Ameriprise
4
Ameriprise
Minnesota
$22M
5
ClearBridge Investments
5
ClearBridge Investments
New York
$242K
Name Market Value Shares Shares
Change 		Shares
Change %
Bank of New York Mellon
26
Bank of New York Mellon
New York
$149M 974,795 -28,340 -3%
Charles Schwab
27
Charles Schwab
California
$149M 971,263 +58,234 +6%
Two Sigma Investments
28
Two Sigma Investments
New York
$130M 852,336 +203,634 +31%
Barclays
29
Barclays
United Kingdom
$128M 838,354 -82,902 -9%
Goldman Sachs
30
Goldman Sachs
New York
$118M 770,320 -218,721 -22%
Fidelity Investments
31
Fidelity Investments
Massachusetts
$116M 757,570 +376,356 +99%
Massachusetts Financial Services
32
Massachusetts Financial Services
Massachusetts
$112M 732,376 +21,192 +3%
Man Group
33
Man Group
United Kingdom
$105M 686,550 -170,285 -20%
Prudential Financial
34
Prudential Financial
New Jersey
$88.1M 576,276 +152,992 +36%
Millennium Management
35
Millennium Management
New York
$83.2M 543,844 +145,708 +37%
Aberdeen Group
36
Aberdeen Group
United Kingdom
$82M 543,410 -25,100 -4%
Allianz Asset Management
37
Allianz Asset Management
Germany
$82M 535,954 +10,441 +2%
AQR Capital Management
38
AQR Capital Management
Connecticut
$81.9M 539,692 +489,811 +982%
Two Sigma Advisers
39
Two Sigma Advisers
New York
$81.8M 534,600 +107,000 +25%
First Trust Advisors
40
First Trust Advisors
Illinois
$78.2M 511,280 +152,789 +43%
O
41
OrbiMed
New York
$77.9M 509,100 -303,900 -37%
Susquehanna International Group
42
Susquehanna International Group
Pennsylvania
$74.2M 485,048 +223,901 +86%
WorldQuant Millennium Advisors
43
WorldQuant Millennium Advisors
New York
$70.5M 461,120 +314,669 +215%
HSBC Holdings
44
HSBC Holdings
United Kingdom
$67.2M 441,001 +26,605 +6%
Bank of America
45
Bank of America
North Carolina
$63.6M 416,222 -241,929 -37%
PCM
46
Patient Capital Management
Maryland
$63.3M 413,960 +158,018 +62%
Swiss National Bank
47
Swiss National Bank
Switzerland
$62.9M 411,500 -20,600 -5%
Robeco Institutional Asset Management
48
Robeco Institutional Asset Management
Netherlands
$62.4M 408,276 +133,568 +49%
California Public Employees Retirement System
49
California Public Employees Retirement System
California
$60.8M 397,849 +2,778 +0.7%
Franklin Resources
50
Franklin Resources
California
$60.3M 394,391 +19,644 +5%
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