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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 %
CPG
826
Cornerstone Planning Group
New Jersey
$1.65K -$1.06K -9 -39%
AA
827
Addison Advisors
Vermont
$1.64K -$10.1K -74 -86%
TPCW
828
TD Private Client Wealth
New York
$1.64K -$5.47K -40 -77%
BWM
829
Bernard Wealth Management
Michigan
$1.51K – – –
SFG
830
Stonebridge Financial Group
Pennsylvania
$1.51K +$137 +1 +10%
PPC
831
Park Place Capital
Alabama
$1.51K +$1.51K +11 New
DF
832
Dunhill Financial
United Kingdom
$1.39K -$19.8K -142 -93%
CH
833
Cromwell Holdings
Wyoming
$1.37K -$45.6K -333 -97%
SIS
834
Strategic Investment Solutions
Illinois
$1.37K – – –
HC
835
Hurley Capital
New York
$1.37K +$1.37K +10 New
1NWS
836
1 North Wealth Services
Maryland
$1.37K +$1.37K +10 New
WPA
837
Wealth Preservation Advisors
Tennessee
$1.23K +$1.23K +9 New
GFPC
838
Global Financial Private Client
Florida
$1.1K +$411 +3 +60%
WCM
839
WealthTrak Capital Management
Virginia
$1.1K +$958 +7 +700%
BGC
840
Beutel, Goodman & Co
Ontario, Canada
$1K -$175M -1,746,467 -100%
PCM
841
Penserra Capital Management
California
$1K -$30.8K -370 -97%
CIA
842
Cape Investment Advisory
Georgia
$958 -$821 -6 -46%
CIAS
843
CBIZ Investment Advisory Services
Ohio
$958 – – –
NWMP
844
Noble Wealth Management PBC
Colorado
$958 – – –
FG
845
Fairman Group
Pennsylvania
$918 – – –
DFA
846
DHJJ Financial Advisors
Illinois
$822 -$822 -6 -50%
AFG
847
Albion Financial Group
Utah
$822 – – –
LI
848
LRI Investments
Florida
$821 – – –
SWA
849
SOA Wealth Advisors
New York
$821 – – –
WA
850
WestEnd Advisors
North Carolina
$821 +$547 +4 +200%
32 33
34
35 36