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Biogen
BIIB

Overview Fund Activity

999 hedge funds and large institutions have $36B invested in Biogen in 2023 Q2 according to their latest regulatory filings, with 97 funds opening new positions, 319 increasing their positions, 359 reducing their positions, and 83 closing their positions.

Holders
999
Holders Change
+8
Holders Change %
+0.81%
% of All Funds
15.76%
Holding in Top 10
18
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-5.26%
% of All Funds
0.28%
New
97
Increased
319
Reduced
359
Closed
83
Calls
$555M
Puts
$599M
Net Calls
-$44.6M
Net Calls Change
-$115M

Top Buyers

1
T. Rowe Price Investment Management
1
T. Rowe Price Investment Management
Maryland
$968M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$752M
3
Amundi
3
Amundi
France
$339M
4
Alyeska Investment Group
4
Alyeska Investment Group
Illinois
$105M
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$1.27B

Top Sellers

1
Envestnet Asset Management
1
Envestnet Asset Management
Illinois
$89.1M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$321M
3
Marshall Wace
3
Marshall Wace
United Kingdom
$1.44M
4
D.E. Shaw & Co
4
D.E. Shaw & Co
New York
$241M
5
Millennium Management
5
Millennium Management
New York
$12.6M
Name Market Value Shares Shares
Change 		Shares
Change %
Charles Schwab
26
Charles Schwab
California
$242M 850,201 +5,819 +0.7%
D.E. Shaw & Co
27
D.E. Shaw & Co
New York
$241M 846,444 -487,546 -37%
Goldman Sachs
28
Goldman Sachs
New York
$235M 825,665 +164,216 +25%
Allianz Asset Management
29
Allianz Asset Management
Germany
$214M 752,211 +52,942 +8%
American Century Companies
30
American Century Companies
Missouri
$199M 698,618 +325,430 +87%
SCM
31
Sarissa Capital Management
Connecticut
$183M 643,000 – –
Point72 Asset Management
32
Point72 Asset Management
Connecticut
$178M 625,641 -69,472 -10%
Nuveen Asset Management
33
Nuveen Asset Management
Illinois
$173M 606,604 -356 -0.1%
FCM
34
Farallon Capital Management
California
$172M 604,098 -15,700 -3%
Barclays
35
Barclays
United Kingdom
$167M 587,761 +129,918 +28%
O
36
OrbiMed
New York
$159M 556,800 +51,800 +10%
BNP Paribas Asset Management
37
BNP Paribas Asset Management
France
$157M 551,705 +142,793 +35%
RCM
38
RA Capital Management
Massachusetts
$152M 532,892 – –
Swiss National Bank
39
Swiss National Bank
Switzerland
$149M 521,900 -49,600 -9%
Franklin Resources
40
Franklin Resources
California
$126M 442,792 +17,106 +4%
Axa
41
Axa
France
$125M 440,202 +24,198 +6%
First Trust Advisors
42
First Trust Advisors
Illinois
$117M 411,699 +26,107 +7%
Adage Capital Partners
43
Adage Capital Partners
Massachusetts
$115M 402,056 +70,033 +21%
SC
44
Samlyn Capital
New York
$113M 395,272 -3,818 -1%
UBS Group
45
UBS Group
Switzerland
$112M 392,732 +96,648 +33%
PAI
46
Palo Alto Investors
California
$109M 381,282 – –
Sumitomo Mitsui Trust Group
47
Sumitomo Mitsui Trust Group
Japan
$108M 380,241 -61,256 -14%
Alyeska Investment Group
48
Alyeska Investment Group
Illinois
$105M 367,268 +367,268 New
LSV Asset Management
49
LSV Asset Management
Illinois
$101M 353,424 -13,030 -4%
Royal Bank of Canada
50
Royal Bank of Canada
Ontario, Canada
$100M 352,540 +65,659 +23%
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