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Biogen
BIIB

Overview Fund Activity

941 hedge funds and large institutions have $27.8B invested in Biogen in 2024 Q1 according to their latest regulatory filings, with 102 funds opening new positions, 300 increasing their positions, 350 reducing their positions, and 143 closing their positions.

Holders
941
Holders Change
-49
Holders Change %
-4.95%
% of All Funds
13.64%
Holding in Top 10
8
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-20%
% of All Funds
0.12%
New
102
Increased
300
Reduced
350
Closed
143
Calls
$301M
Puts
$303M
Net Calls
-$1.6M
Net Calls Change
-$145M

Top Buyers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$3.57B
2
Ameriprise
2
Ameriprise
Minnesota
$172M
3
BGC
3
Beutel, Goodman & Co
Ontario, Canada
$338M
4
CCM
4
Camber Capital Management
Massachusetts
$86.3M
5
VanEck Associates
5
VanEck Associates
New York
$375M

Top Sellers

1
Morgan Stanley
1
Morgan Stanley
New York
$367M
2
First Trust Advisors
2
First Trust Advisors
Illinois
$72.1M
3
CG
3
Carmignac Gestion
France
$0
4
Balyasny Asset Management
4
Balyasny Asset Management
Illinois
$0
5
Fidelity Investments
5
Fidelity Investments
Massachusetts
$134M
Name Market Value Shares Shares
Change 		Shares
Change %
Amundi
26
Amundi
France
$188M 985,802 -215,904 -18%
Charles Schwab
27
Charles Schwab
California
$185M 858,805 +9,805 +1%
American Century Companies
28
American Century Companies
Missouri
$182M 842,467 -146,209 -15%
Ameriprise
29
Ameriprise
Minnesota
$172M 798,660 +596,173 +294%
RCM
30
RA Capital Management
Massachusetts
$160M 740,727 +207,835 +39%
Fidelity International
31
Fidelity International
Bermuda
$151M 702,412 +45,910 +7%
SCM
32
Sarissa Capital Management
Connecticut
$139M 643,000 – –
Fidelity Investments
33
Fidelity Investments
Massachusetts
$134M 620,850 -380,294 -38%
Allianz Asset Management
34
Allianz Asset Management
Germany
$134M 620,244 -98,475 -14%
Massachusetts Financial Services
35
Massachusetts Financial Services
Massachusetts
$124M 574,975 -5,090 -0.9%
BNP Paribas Asset Management
36
BNP Paribas Asset Management
France
$123M 570,533 +122,101 +27%
Barclays
37
Barclays
United Kingdom
$117M 540,565 +8,305 +2%
UBS Group
38
UBS Group
Switzerland
$103M 475,826 +137,472 +41%
Aberdeen Group
39
Aberdeen Group
United Kingdom
$98.3M 455,864 +18,789 +4%
Bank of America
40
Bank of America
North Carolina
$95.7M 443,622 +17,048 +4%
Swiss National Bank
41
Swiss National Bank
Switzerland
$93.6M 433,900 -19,000 -4%
Axa
42
Axa
France
$87.9M 407,838 -42,905 -10%
California Public Employees Retirement System
43
California Public Employees Retirement System
California
$87.2M 404,419 +41,210 +11%
Royal Bank of Canada
44
Royal Bank of Canada
Ontario, Canada
$87M 403,278 +29,264 +8%
CCM
45
Camber Capital Management
Massachusetts
$86.3M 400,000 +400,000 New
HSBC Holdings
46
HSBC Holdings
United Kingdom
$86M 398,842 +73,234 +22%
Sumitomo Mitsui Trust Group
47
Sumitomo Mitsui Trust Group
Japan
$83.3M 386,482 +3,380 +0.9%
Franklin Resources
48
Franklin Resources
California
$83.1M 385,583 -112,766 -23%
TD Asset Management
49
TD Asset Management
Ontario, Canada
$79.2M 367,236 -22,748 -6%
Parnassus Investments
50
Parnassus Investments
California
$77.8M 360,742 – –
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