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Biogen
BIIB

Overview Fund Activity

902 hedge funds and large institutions have $24.5B invested in Biogen in 2024 Q3 according to their latest regulatory filings, with 99 funds opening new positions, 265 increasing their positions, 372 reducing their positions, and 117 closing their positions.

Holders
902
Holders Change
-27
Holders Change %
-2.91%
% of All Funds
13.05%
Holding in Top 10
8
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-27.27%
% of All Funds
0.12%
New
99
Increased
265
Reduced
372
Closed
117
Calls
$213M
Puts
$282M
Net Calls
-$69.3M
Net Calls Change
-$32.5M

Top Buyers

1
BlackRock
1
BlackRock
New York
$2.97B
2
Man Group
2
Man Group
United Kingdom
$166M
3
JPMorgan Chase & Co
3
JPMorgan Chase & Co
New York
$1.02B
4
Barclays
4
Barclays
United Kingdom
$179M
5
Two Sigma Investments
5
Two Sigma Investments
New York
$126M

Top Sellers

1
Norges Bank
1
Norges Bank
Norway
$0
2
T. Rowe Price Investment Management
2
T. Rowe Price Investment Management
Maryland
$825M
3
ClearBridge Investments
3
ClearBridge Investments
New York
$117M
4
VanEck Associates
4
VanEck Associates
New York
$18.1M
5
SCM
5
Sarissa Capital Management
Connecticut
$5.22M
Name Market Value Shares Shares
Change 		Shares
Change %
O
26
OrbiMed
New York
$158M 813,000 -87,900 -10%
Deutsche Bank
27
Deutsche Bank
Germany
$138M 714,285 +60,612 +9%
Massachusetts Financial Services
28
Massachusetts Financial Services
Massachusetts
$138M 711,184 +162,511 +30%
Bank of America
29
Bank of America
North Carolina
$128M 658,151 +169,805 +35%
Two Sigma Investments
30
Two Sigma Investments
New York
$126M 648,702 +435,803 +205%
ClearBridge Investments
31
ClearBridge Investments
New York
$117M 601,986 -866,836 -59%
Aberdeen Group
32
Aberdeen Group
United Kingdom
$110M 568,510 +33,333 +6%
Allianz Asset Management
33
Allianz Asset Management
Germany
$102M 525,513 -2,665 -0.5%
UBS Group
34
UBS Group
Switzerland
$97.7M 503,853 +51,342 +11%
Pictet Asset Management
35
Pictet Asset Management
Switzerland
$91.8M 472,525 -202,093 -30%
D.E. Shaw & Co
36
D.E. Shaw & Co
New York
$84.3M 434,939 +220,248 +103%
Swiss National Bank
37
Swiss National Bank
Switzerland
$83.8M 432,100 +1,700 +0.4%
Two Sigma Advisers
38
Two Sigma Advisers
New York
$82.9M 427,600 +235,100 +122%
Prudential Financial
39
Prudential Financial
New Jersey
$82M 423,284 +328,707 +348%
HSBC Holdings
40
HSBC Holdings
United Kingdom
$80.3M 414,396 +35,959 +10%
BNP Paribas Financial Markets
41
BNP Paribas Financial Markets
France
$80.1M 413,360 +123,333 +43%
BNP Paribas Asset Management
42
BNP Paribas Asset Management
France
$77.4M 399,404 -33,438 -8%
Millennium Management
43
Millennium Management
New York
$77.2M 398,136 +158,289 +66%
California Public Employees Retirement System
44
California Public Employees Retirement System
California
$76.6M 395,071 -994 -0.3%
Fidelity Investments
45
Fidelity Investments
Massachusetts
$73.9M 381,214 -229,202 -38%
TD Asset Management
46
TD Asset Management
Ontario, Canada
$72.2M 371,001 -9,787 -3%
Citadel Advisors
47
Citadel Advisors
Florida
$72.2M 372,366 +372,366 New
Franklin Resources
48
Franklin Resources
California
$71.8M 374,747 -13,723 -4%
Sumitomo Mitsui Trust Group
49
Sumitomo Mitsui Trust Group
Japan
$71.7M 370,128 +9,254 +3%
Parnassus Investments
50
Parnassus Investments
California
$70.1M 361,512 +770 +0.2%
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