BIIB icon

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
+$348M
2
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
+$132M
3
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
+$77.1M
4
VanEck Associates
VanEck Associates
New York
+$60.1M
5
Macquarie Group
Macquarie Group
Australia
+$53.4M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$329M
2
LAM
L2 Asset Management
Massachusetts
-$191M
3
FCM
Farallon Capital Management
California
-$172M
4
Point72 Asset Management
Point72 Asset Management
Connecticut
-$148M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$146M
Name Holding Trade Value Shares
Change 		Shares
Change %
LAS
526
Lloyd Advisory Services
Georgia
$552K +$552K +2,146 New
JWM
527
Jupiter Wealth Management
Colorado
$551K -$101K -450 -16%
MYAM
528
Meiji Yasuda Asset Management
Japan
$549K +$54K +210 +11%
FIM
529
Freedom Investment Management
Connecticut
$547K -$63.2K -246 -10%
XT
530
XTX Topco
Cayman Islands
$545K -$68.1K -265 -11%
FLPIM
531
F.L. Putnam Investment Management
Massachusetts
$544K -$514 -2 -0.1%
CW
532
Connectus Wealth
Ohio
$543K +$64.3K +250 +13%
BAM
533
Berkshire Asset Management
Pennsylvania
$542K -$24.2K -94 -4%
WIM
534
Westside Investment Management
California
$541K +$2.57K +10 +0.5%
EWS
535
Evergreen Wealth Solutions
Pennsylvania
$539K -$27K -105 -5%
CCIA
536
Campbell & Co Investment Adviser
Maryland
$538K -$138K -537 -20%
CBT
537
Central Bank & Trust
Kentucky
$533K -$70.9K -276 -12%
FMAEN1
538
Fund Management at Engine No 1
California
$532K +$47.8K +186 +10%
RWA
539
Ropes Wealth Advisors
Massachusetts
$531K -$5.14K -20 -1%
WG
540
Winton Group
United Kingdom
$530K +$148K +577 +39%
SFA
541
Sequoia Financial Advisors
Ohio
$525K +$11.6K +45 +2%
ECM
542
Estabrook Capital Management
New York
$523K – – –
AC
543
Avestar Capital
New York
$522K +$6.17K +24 +1%
VSQM
544
V-Square Quantitative Management
Illinois
$520K +$210K +816 +68%
BFG
545
Bleakley Financial Group
New Jersey
$519K -$164K -638 -24%
SS
546
Simplicity Solutions
Minnesota
$519K -$160K -623 -24%
CC
547
Centiva Capital
New York
$517K +$517K +2,013 New
CIA
548
Capital Investment Advisors
Georgia
$515K +$3.08K +12 +0.6%
VIM
549
Vinva Investment Management
Australia
$515K -$726K -2,817 -59%
HWA
550
Heritage Wealth Advisors
Virginia
$514K – – –
20 21
22
23 24