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916 hedge funds and large institutions have $25.1B invested in Biogen in 2024 Q3 according to their latest regulatory filings, with 99 funds opening new positions, 270 increasing their positions, 378 reducing their positions, and 118 closing their positions.

New
Increased
Maintained
Reduced
Closed

0.51% more ownership

Funds ownership: 88.6%89.11% (+0.51%)

3% less funds holding

Funds holding: 943916 (-27)

16% less first-time investments, than exits

New positions opened: 99 | Existing positions closed: 118

16% less capital invested

Capital invested by funds: $29.9B → $25.1B (-$4.82B)

24% less call options, than puts

Call options by funds: $214M | Put options by funds: $282M

29% less repeat investments, than reductions

Existing positions increased: 270 | Existing positions reduced: 378

33% less funds holding in top 10

Funds holding in top 10: 128 (-4)

Holders
916
Holders Change
-27
Holders Change %
-2.86%
% of All Funds
13.15%
Holding in Top 10
8
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-33.33%
% of All Funds
0.11%
New
99
Increased
270
Reduced
378
Closed
118
Calls
$214M
Puts
$282M
Net Calls
-$67.3M
Net Calls Change
-$32.9M
Name Holding Trade Value Shares
Change
Change in
Stake
Amundi
26
Amundi
France
$164M +$44.5M +212,692 +31%
O
27
OrbiMed
New York
$158M -$18.4M -87,900 -10%
Deutsche Bank
28
Deutsche Bank
Germany
$138M +$12.7M +60,612 +9%
Massachusetts Financial Services
29
Massachusetts Financial Services
Massachusetts
$138M +$34M +162,511 +30%
EPFB
30
Employees Provident Fund Board
Malaysia
$131M
Bank of America
31
Bank of America
North Carolina
$128M +$35.5M +169,805 +35%
Two Sigma Investments
32
Two Sigma Investments
New York
$126M +$91.2M +435,803 +205%
ClearBridge Investments
33
ClearBridge Investments
New York
$117M -$181M -866,836 -59%
Aberdeen Group
34
Aberdeen Group
United Kingdom
$110M +$6.97M +33,333 +6%
Allianz Asset Management
35
Allianz Asset Management
Germany
$102M -$558K -2,665 -0.5%
UBS Group
36
UBS Group
Switzerland
$97.7M +$10.7M +51,342 +11%
Pictet Asset Management
37
Pictet Asset Management
Switzerland
$91.8M -$42.3M -202,093 -30%
D.E. Shaw & Co
38
D.E. Shaw & Co
New York
$84.3M +$46.1M +220,248 +103%
Swiss National Bank
39
Swiss National Bank
Switzerland
$83.8M +$356K +1,700 +0.4%
Two Sigma Advisers
40
Two Sigma Advisers
New York
$82.9M +$49.2M +235,100 +122%
Prudential Financial
41
Prudential Financial
New Jersey
$82M +$68.8M +328,707 +348%
HSBC Holdings
42
HSBC Holdings
United Kingdom
$80.3M +$7.52M +35,959 +10%
BNP Paribas Financial Markets
43
BNP Paribas Financial Markets
France
$80.1M +$25.8M +123,333 +43%
BNP Paribas Asset Management
44
BNP Paribas Asset Management
France
$77.4M -$7M -33,438 -8%
Millennium Management
45
Millennium Management
New York
$77.2M +$33.1M +158,289 +66%
California Public Employees Retirement System
46
California Public Employees Retirement System
California
$76.6M -$208K -994 -0.3%
Fidelity Investments
47
Fidelity Investments
Massachusetts
$73.9M -$48M -229,202 -38%
TD Asset Management
48
TD Asset Management
Ontario, Canada
$72.2M -$2.05M -9,787 -3%
Citadel Advisors
49
Citadel Advisors
Florida
$72.2M +$77.9M +372,366 New
Franklin Resources
50
Franklin Resources
California
$71.8M -$2.87M -13,723 -4%