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Biogen
BIIB

Overview Fund Activity

868 hedge funds and large institutions have $17.4B invested in Biogen in 2025 Q1 according to their latest regulatory filings, with 127 funds opening new positions, 328 increasing their positions, 264 reducing their positions, and 105 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
868
Holders Change
+8
Holders Change %
+0.93%
% of All Funds
11.79%
Holding in Top 10
2
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-50%
% of All Funds
0.03%
New
127
Increased
328
Reduced
264
Closed
105
Calls
$345M
Puts
$621M
Net Calls
-$276M
Net Calls Change
-$229M

Top Buyers

1
AQR Capital Management
AQR Capital Management
Connecticut
$187M
2
Balyasny Asset Management
Balyasny Asset Management
Illinois
$108M
3
SG Americas Securities
SG Americas Securities
New York
$98.5M
4
Fidelity Investments
Fidelity Investments
Massachusetts
$179M
5
Point72 Asset Management
Point72 Asset Management
Connecticut
$55.7M

Top Sellers

1
Pacer Advisors
Pacer Advisors
Pennsylvania
$185M
2
BGC
Beutel, Goodman & Co
Ontario, Canada
$1K
3
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$158M
4
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$200M
5
O
OrbiMed
New York
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
SWIM
751
Smallwood Wealth Investment Management
New Jersey
$9.58K +$9.58K +70 New
MCM
752
MV Capital Management
Maryland
$9.44K +$821 +6 +10%
TC
753
Truvestments Capital
Florida
$9.31K -$1.1K -8 -11%
BGAI
754
Bruce G. Allen Investments
Colorado
$9.17K +$6.02K +44 +191%
HWM
755
Hemington Wealth Management
Virginia
$9K -$257 -2 -3%
OAJ
756
Ogorek Anthony Joseph
New York
$9K +$9K +66 New
FIA
757
FNY Investment Advisers
New York
$9K +$9K +70 New
FFWM
758
Future Financial Wealth Management
Ohio
$8.9K – – –
FCT
759
First Community Trust
Iowa
$8.9K – – –
PWAM
760
Private Wealth Asset Management
Iowa
$8.62K +$8.62K +63 New
KIM
761
Kestra Investment Management
Texas
$8.49K -$6.57K -48 -44%
SCB
762
Saudi Central Bank
Saudi Arabia
$7.8K +$7.8K +57 New
TCM
763
Tradewinds Capital Management
Washington
$6.84K – – –
MEG
764
Millstone Evans Group
Colorado
$6.84K – – –
SIM
765
Synergy Investment Management
Florida
$6.84K – – –
FFL
766
Financial Freedom LLC
Ohio
$6.84K – – –
MSWA
767
Marshall & Sterling Wealth Advisors
New York
$6.57K +$6.57K +48 New
WTFG
768
Wood Tarver Financial Group
Idaho
$6.02K – – –
PWA
769
Physician Wealth Advisors
Utah
$6.02K +$1.92K +14 +47%
ME
770
McIlrath & Eck
Washington
$5.84K – – –
CFB
771
Cullen/Frost Bankers
Texas
$5.47K -$6.3K -46 -53%
TIM
772
Tortoise Investment Management
New York
$5.47K – – –
AIM
773
Anchor Investment Management
South Carolina
$5.47K – – –
Bank Julius Baer & Co
774
Bank Julius Baer & Co
Switzerland
$5.47K -$156 -1 -3%
AFS
775
Anderson Financial Strategies
Ohio
$5.47K +$5.47K +40 New
29 30
31
32 33