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Biogen
BIIB

Overview Fund Activity

1,033 hedge funds and large institutions have $34.8B invested in Biogen in 2021 Q3 according to their latest regulatory filings, with 72 funds opening new positions, 349 increasing their positions, 395 reducing their positions, and 124 closing their positions.

Holders
1,033
Holders Change
-65
Holders Change %
-5.92%
% of All Funds
18.14%
Holding in Top 10
15
Holding in Top 10 Change
-12
Holding in Top 10 Change %
-44.44%
% of All Funds
0.26%
New
72
Increased
349
Reduced
395
Closed
124
Calls
$1.24B
Puts
$1.7B
Net Calls
-$467M
Net Calls Change
-$356M

Top Buyers

1
BlackRock
1
BlackRock
New York
$3.93B
2
BGC
2
Beutel, Goodman & Co
Ontario, Canada
$156M
3
Assenagon Asset Management
3
Assenagon Asset Management
Luxembourg
$213M
4
JPMorgan Chase & Co
4
JPMorgan Chase & Co
New York
$1.59B
5
Amundi
5
Amundi
France
$242M

Top Sellers

1
Marshall Wace
1
Marshall Wace
United Kingdom
$3.23M
2
D.E. Shaw & Co
2
D.E. Shaw & Co
New York
$107M
3
Capital World Investors
3
Capital World Investors
California
$0
4
Renaissance Technologies
4
Renaissance Technologies
New York
$278M
5
Northern Trust
5
Northern Trust
Illinois
$498M
Name Market Value Shares Shares
Change 		Shares
Change %
Boston Partners
51
Boston Partners
Massachusetts
$94.1M 332,589 +11,506 +4%
First Trust Advisors
52
First Trust Advisors
Illinois
$93M 328,808 -103,298 -24%
Bank of Montreal
53
Bank of Montreal
Ontario, Canada
$91.7M 287,699 +95,105 +49%
UBS Group
54
UBS Group
Switzerland
$88.8M 313,963 +74,754 +31%
Allianz Asset Management
55
Allianz Asset Management
Germany
$88.3M 312,024 +109,683 +54%
BNP Paribas Asset Management
56
BNP Paribas Asset Management
France
$85.7M 302,980 +41,710 +16%
Westfield Capital Management
57
Westfield Capital Management
Massachusetts
$84M 296,922 +105,080 +55%
CS
58
Credit Suisse
Switzerland
$82.6M 291,975 +20,909 +8%
Royal Bank of Canada
59
Royal Bank of Canada
Ontario, Canada
$82.4M 291,019 -96,849 -25%
New York State Common Retirement Fund
60
New York State Common Retirement Fund
New York
$78.6M 277,713 -11,076 -4%
Arrowstreet Capital
61
Arrowstreet Capital
Massachusetts
$77.6M 274,119 +87,302 +47%
CS
62
Candriam SCA
Luxembourg
$77.2M 272,643 -2,397 -0.9%
Millennium Management
63
Millennium Management
New York
$76.9M 271,819 -35,210 -11%
Citigroup
64
Citigroup
New York
$76.6M 270,673 -4,862 -2%
RhumbLine Advisers
65
RhumbLine Advisers
Massachusetts
$76.2M 269,433 -4,906 -2%
Canada Pension Plan Investment Board
66
Canada Pension Plan Investment Board
Ontario, Canada
$76.1M 268,815 +27,525 +11%
California State Teachers Retirement System (CalSTRS)
67
California State Teachers Retirement System (CalSTRS)
California
$75.4M 266,379 +2,137 +0.8%
RPI
68
Railway Pension Investments
United Kingdom
$72.3M 255,622 +10,600 +4%
A
69
AustralianSuper
Australia
$72.2M 254,997 -17,516 -6%
National Pension Service
70
National Pension Service
South Korea
$70M 247,492 -6,130 -2%
Canada Life
71
Canada Life
Manitoba, Canada
$68.9M 241,774 -161 -0.1%
SRIM
72
Saratoga Research & Investment Management
California
$68M 240,324 -729 -0.3%
AllianceBernstein
73
AllianceBernstein
Tennessee
$67.2M 237,636 +7,277 +3%
Envestnet Asset Management
74
Envestnet Asset Management
Illinois
$66.3M 234,349 +16,790 +8%
EAM
75
Erste Asset Management
Austria
$66.3M 233,650 +11,315 +5%
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