We are live on ! Find out more

874 hedge funds and large institutions have $20.2B invested in Biogen in 2024 Q4 according to their latest regulatory filings, with 131 funds opening new positions, 300 increasing their positions, 322 reducing their positions, and 159 closing their positions.

New
Increased
Maintained
Reduced
Closed

1.72% more ownership

Funds ownership: 89.11%90.83% (+1.7%)

7% less repeat investments, than reductions

Existing positions increased: 300 | Existing positions reduced: 322

5% less funds holding

Funds holding: 916874 (-42)

13% less call options, than puts

Call options by funds: $310M | Put options by funds: $356M

18% less first-time investments, than exits

New positions opened: 131 | Existing positions closed: 159

19% less capital invested

Capital invested by funds: $25.1B → $20.2B (-$4.84B)

38% less funds holding in top 10

Funds holding in top 10: 85 (-3)

Holders
874
Holders Change
-42
Holders Change %
-4.59%
% of All Funds
11.51%
Holding in Top 10
5
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-37.5%
% of All Funds
0.07%
New
131
Increased
300
Reduced
322
Closed
159
Calls
$310M
Puts
$356M
Net Calls
-$45.6M
Net Calls Change
+$21.7M
Name Holding Trade Value Shares
Change
Change in
Stake
IC
151
IEQ Capital
California
$9.1M +$9.36M +55,514 +1,381%
AT
152
AMF Tjänstepension
Sweden
$9.04M -$813K -4,818 -8%
EAM
153
Erste Asset Management
Austria
$8.98M -$38.5M -228,307 -79%
Wolverine Trading
154
Wolverine Trading
Illinois
$8.89M +$8.62M +51,092 +629%
Group One Trading
155
Group One Trading
Illinois
$8.86M -$17.1M -101,314 -64%
Asset Management One
156
Asset Management One
Japan
$8.81M +$484K +2,871 +5%
KHLMVGHM
157
Kranot Hishtalmut Le Morim Ve Gananot Havera Menahelet
Israel
$8.34M +$9.21M +54,585 New
Lazard Asset Management
158
Lazard Asset Management
New York
$8.33M +$5.16M +30,619 +128%
State of New Jersey Common Pension Fund D
159
State of New Jersey Common Pension Fund D
New Jersey
$7.98M -$139K -824 -2%
Teacher Retirement System of Texas
160
Teacher Retirement System of Texas
Texas
$7.98M +$2.15M +12,765 +32%
SLAM
161
Swiss Life Asset Management
$7.92M +$7.29M +43,227 +503%
CAM
162
Centre Asset Management
New York
$7.88M +$624K +3,698 +8%
O
163
Ossiam
France
$7.7M +$447K +2,653 +6%
Ohio Public Employees Retirement System (OPERS)
164
Ohio Public Employees Retirement System (OPERS)
Ohio
$7.65M -$483K -2,866 -5%
FMI
165
Factory Mutual Insurance
Massachusetts
$7.52M
Nomura Asset Management
166
Nomura Asset Management
Japan
$7.51M -$35.6K -211 -0.4%
LF
167
Lansforsakringar Fondforvaltning
Sweden
$7.38M +$8.14M +48,262 New
BS
168
Banco Santander
Spain
$7.31M +$8.06M +47,809 New
DnB Asset Management
169
DnB Asset Management
Norway
$7.25M -$5.85M -34,703 -42%
Macquarie Group
170
Macquarie Group
Australia
$7.23M +$1.23M +7,297 +16%
Mirae Asset Global Investments
171
Mirae Asset Global Investments
South Korea
$7.19M +$818K +4,848 +11%
CIBC Asset Management
172
CIBC Asset Management
Ontario, Canada
$7.16M +$274K +1,623 +4%
Envestnet Asset Management
173
Envestnet Asset Management
Illinois
$7.09M -$22.8M -135,182 -74%
Balyasny Asset Management
174
Balyasny Asset Management
Illinois
$7.01M +$7.73M +45,829 New
CF
175
Corebridge Financial
Texas
$6.96M -$288K -1,710 -4%