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Biogen
BIIB

Overview Fund Activity

990 hedge funds and large institutions have $33.5B invested in Biogen in 2023 Q4 according to their latest regulatory filings, with 132 funds opening new positions, 283 increasing their positions, 372 reducing their positions, and 81 closing their positions.

Holders
990
Holders Change
+35
Holders Change %
+3.66%
% of All Funds
14.52%
Holding in Top 10
10
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-28.57%
% of All Funds
0.15%
New
132
Increased
283
Reduced
372
Closed
81
Calls
$643M
Puts
$499M
Net Calls
+$144M
Net Calls Change
+$86.4M

Top Buyers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$3.73B
2
Morgan Stanley
2
Morgan Stanley
New York
$817M
3
Invesco
3
Invesco
Georgia
$470M
4
T. Rowe Price Investment Management
4
T. Rowe Price Investment Management
Maryland
$1.39B
5
Fidelity International
5
Fidelity International
Bermuda
$170M

Top Sellers

1
SC
1
Samlyn Capital
New York
$0
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$259M
3
Renaissance Technologies
3
Renaissance Technologies
New York
$196M
4
AQR Capital Management
4
AQR Capital Management
Connecticut
$9.61M
5
D.E. Shaw & Co
5
D.E. Shaw & Co
New York
$6.19M
Name Market Value Shares Shares
Change 		Shares
Change %
T
951
Tidemark
California
$3.88K 15 +15 New
DPW
952
DiNuzzo Private Wealth
Pennsylvania
$3.88K 15 +15 New
EC
953
EdgeRock Capital
Colorado
$3.66K 15 +15 New
KA
954
Kozak & Associates
Colorado
$3.45K 14 -30 -68%
HCM
955
Hollencrest Capital Management
California
$3.36K 13 – –
MFT
956
Moisand Fitzgerald Tamayo
Florida
$3.11K 12 +12 New
CFD
957
Creative Financial Designs
Indiana
$3.11K 12 – –
FGAM
958
Financial Gravity Asset Management
Texas
$2.83K 10 +5 +100%
BAM
959
Byrne Asset Management
New Jersey
$2.62K 10 -14 -58%
SIS
960
Strategic Investment Solutions
Illinois
$2.59K 10 +10 New
EBA
961
Eagle Bay Advisors
New York
$2.33K 9 – –
AP
962
Aspect Partners
Virginia
$2.33K 9 +9 New
NFA
963
Northwest Financial Advisors
Virginia
$2.33K 9 +9 New
ETC
964
Exchange Traded Concepts
Oklahoma
$2.07K 8 -4 -33%
FP
965
Financial Perspectives
Minnesota
$2.07K 8 – –
APC
966
Aspire Private Capital
North Carolina
$2.07K 8 – –
VWA
967
Valued Wealth Advisors
Utah
$2.06K 8 +8 New
CIA
968
Cape Investment Advisory
Georgia
$1.81K 7 – –
FFO
969
Fortitude Family Office
Arizona
$1.81K 7 +7 New
AT
970
Arlington Trust
Alabama
$1.81K 7 +7 New
EWM
971
Evermay Wealth Management
Virginia
$1.55K 6 +1 +20%
FG
972
Fairman Group
Pennsylvania
$1.55K 6 +6 New
AAP
973
Arax Advisory Partners
Colorado
$1.29K 5 – –
TWP
974
TFO Wealth Partners
Ohio
$1.04K 4 -2 -33%
CTA
975
Colonial Trust Advisors
South Carolina
$1.04K 4 – –
37 38
39
40 41