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Biogen
BIIB

Overview Fund Activity

1,056 hedge funds and large institutions have $31.7B invested in Biogen in 2020 Q4 according to their latest regulatory filings, with 170 funds opening new positions, 287 increasing their positions, 430 reducing their positions, and 148 closing their positions.

Holders
1,056
Holders Change
+9
Holders Change %
+0.86%
% of All Funds
18.74%
Holding in Top 10
7
Holding in Top 10 Change
-11
Holding in Top 10 Change %
-61.11%
% of All Funds
0.12%
New
170
Increased
287
Reduced
430
Closed
148
Calls
$1.98B
Puts
$1.64B
Net Calls
+$341M
Net Calls Change
+$456M

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$1.42B
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$485M
3
JPMorgan Chase & Co
3
JPMorgan Chase & Co
New York
$713M
4
BG
4
Bellevue Group
Switzerland
$138M
5
DM
5
Deerfield Management
New York
$110M

Top Sellers

1
AQR Capital Management
1
AQR Capital Management
Connecticut
$245M
2
BlackRock
2
BlackRock
New York
$3.29B
3
Renaissance Technologies
3
Renaissance Technologies
New York
$744M
4
State Street
4
State Street
Massachusetts
$1.71B
5
KBC Group
5
KBC Group
Belgium
$132M
Name Holding Trade Value Shares
Change 		Shares
Change %
RG
1101
Renaissance Group
Kentucky
– -$626K -2,208 Closed
SC
1102
SRB Corp
Massachusetts
– -$573K -2,020 Closed
KCM
1103
Kornitzer Capital Management
Kansas
– -$567K -2,000 Closed
ONB
1104
Old National Bancorp
Indiana
– -$503K -1,774 Closed
JCIA
1105
Jackson Creek Investment Advisors
Colorado
– -$503K -1,773 Closed
AAS
1106
Avantax Advisory Services
Texas
– -$497K -1,753 Closed
WC
1107
Westhampton Capital
North Carolina
– -$471K -1,660 Closed
LOAME
1108
Lombard Odier Asset Management (Europe)
United Kingdom
– -$469K -1,654 Closed
MCA
1109
Morris Capital Advisors
Pennsylvania
– -$456K -1,606 Closed
FCM
1110
Fairbanks Capital Management
California
– -$430K -1,518 Closed
MC
1111
Maverick Capital
Texas
– -$407K -1,436 Closed
AIM
1112
Aigen Investment Management
New York
– -$399K -1,406 Closed
SA
1113
Sicart Associates
New York
– -$397K -1,400 Closed
UH
1114
Unigestion Holding
Switzerland
– -$392K -1,383 Closed
PP
1115
Palladium Partners
Virginia
– -$383K -1,351 Closed
MMC
1116
Mizuho Markets Cayman
Cayman Islands
– -$352K -1,242 Closed
VFP
1117
Verus Financial Partners
Virginia
– -$346K -1,221 Closed
AIP
1118
Almanack Investment Partners
Pennsylvania
– -$286K -1,210 Closed
QT
1119
Quantamental Technologies
New York
– -$324K -1,141 Closed
CANY
1120
Caxton Associates (New York)
New York
– -$315K -1,110 Closed
NED
1121
Nancy E. Dempze
– -$312K -1,100 Closed
FMT
1122
First Mercantile Trust
Tennessee
– -$254K -1,075 Closed
EH
1123
Equitable Holdings
New York
– -$300K -1,059 Closed
IC
1124
IEQ Capital
California
– -$294K -1,035 Closed
DA
1125
Dillon & Associates
Michigan
– -$293K -1,031 Closed
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