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Biogen
BIIB

Overview Fund Activity

956 hedge funds and large institutions have $32B invested in Biogen in 2023 Q3 according to their latest regulatory filings, with 91 funds opening new positions, 331 increasing their positions, 342 reducing their positions, and 118 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
956
Holders Change
-43
Holders Change %
-4.3%
% of All Funds
15.24%
Holding in Top 10
14
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-22.22%
% of All Funds
0.22%
New
91
Increased
331
Reduced
342
Closed
118
Calls
$575M
Puts
$517M
Net Calls
+$57.3M
Net Calls Change
+$102M

Top Buyers

1
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
$1.22B
2
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$1.28B
3
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
$115M
4
VanEck Associates
VanEck Associates
New York
$306M
5
Macquarie Group
Macquarie Group
Australia
$70.2M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$350M
2
LAM
L2 Asset Management
Massachusetts
$2.29M
3
FCM
Farallon Capital Management
California
$0
4
Point72 Asset Management
Point72 Asset Management
Connecticut
$12.4M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
$71.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
IC
401
IEQ Capital
California
$1.27M +$213K +827 +20%
TWC
402
TD Waterhouse Canada
Ontario, Canada
$1.27M +$99.5K +366 +9%
AssetMark Inc
403
AssetMark Inc
California
$1.25M +$106K +411 +9%
LA
404
Lindenwold Advisors
Pennsylvania
$1.2M +$7.45K +29 +0.6%
EBT
405
Enterprise Bank & Trust
Massachusetts
$1.2M +$14.1K +55 +1%
PAG
406
Private Advisor Group
New Jersey
$1.19M +$24.9K +97 +2%
SLI
407
Sumitomo Life Insurance
Japan
$1.19M -$15.7K -61 -1%
CNC
408
Citizens & Northern Corp
Pennsylvania
$1.18M -$33.7K -131 -3%
EC
409
Estate Counselors
Wisconsin
$1.18M +$9K +35 +0.8%
NMIMC
410
Northwestern Mutual Investment Management Company
Wisconsin
$1.17M +$1.54K +6 +0.1%
DAS
411
Dynamic Advisor Solutions
Arizona
$1.17M +$5.4K +21 +0.5%
PA
412
Pinnacle Associates
New York
$1.17M +$28.8K +112 +3%
AIMCA
413
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$1.16M – – –
Cetera Investment Advisers
414
Cetera Investment Advisers
Illinois
$1.14M +$76.1K +296 +7%
CUAMC
415
China Universal Asset Management Company
China
$1.13M +$569K +2,215 +102%
EP
416
Edgestream Partners
New Jersey
$1.13M +$1.13M +4,386 New
EIM
417
Essex Investment Management
Massachusetts
$1.09M -$200K -777 -16%
TAM
418
Tocqueville Asset Management
New York
$1.08M -$2.06M -8,029 -66%
PRC
419
Pearl River Capital
Michigan
$1.05M +$354K +1,376 +51%
SWP
420
Stratos Wealth Partners
Ohio
$1.04M +$10.8K +42 +1%
FMII
421
Farmers & Merchants Investments Inc
Nebraska
$1.03M – – –
RIA
422
Richwood Investment Advisors
Ohio
$1.03M -$37.3K -145 -3%
CK
423
Cohen Klingenstein
New York
$1.03M – – –
MFAM
424
Motley Fool Asset Management
Virginia
$1.03M +$86.9K +338 +9%
TYCC
425
Texas Yale Capital Corp
Florida
$1.02M – – –
15 16
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