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Biogen
BIIB

Overview Fund Activity

1,095 hedge funds and large institutions have $45.8B invested in Biogen in 2020 Q1 according to their latest regulatory filings, with 112 funds opening new positions, 325 increasing their positions, 473 reducing their positions, and 101 closing their positions.

Holders
1,095
Holders Change
-4
Holders Change %
-0.36%
% of All Funds
24.19%
Holding in Top 10
49
Holding in Top 10 Change
+18
Holding in Top 10 Change %
+58.06%
% of All Funds
1.08%
New
112
Increased
325
Reduced
473
Closed
101
Calls
$1.24B
Puts
$1.51B
Net Calls
-$271M
Net Calls Change
+$283M

Top Buyers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$1.36B
2
Primecap Management
2
Primecap Management
California
$5.05B
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$692M
4
O
4
OrbiMed
New York
$152M
5
BlackRock
5
BlackRock
New York
$5.08B

Top Sellers

1
D.E. Shaw & Co
1
D.E. Shaw & Co
New York
$132M
2
Capital World Investors
2
Capital World Investors
California
$227M
3
Boston Partners
3
Boston Partners
Massachusetts
$107M
4
Arrowstreet Capital
4
Arrowstreet Capital
Massachusetts
$458M
5
ClearBridge Investments
5
ClearBridge Investments
New York
$1.39B
Name Holding Trade Value Shares
Change 		Shares
Change %
Dimensional Fund Advisors
26
Dimensional Fund Advisors
Texas
$303M +$39.1M +123,667 +15%
Invesco
27
Invesco
Georgia
$299M -$47.2M -149,289 -14%
Charles Schwab
28
Charles Schwab
California
$297M +$1.1M +3,467 +0.4%
Sumitomo Mitsui Trust Group
29
Sumitomo Mitsui Trust Group
Japan
$252M +$12.1M +38,137 +5%
Capital World Investors
30
Capital World Investors
California
$227M -$351M -1,109,838 -61%
PPA
31
Parametric Portfolio Associates
Washington
$225M +$26M +82,136 +13%
Wells Fargo
32
Wells Fargo
California
$222M -$41.7M -131,668 -16%
Swiss National Bank
33
Swiss National Bank
Switzerland
$222M +$37.6M +118,800 +20%
PAMU
34
Pictet Asset Management (UK)
United Kingdom
$217M +$15.5M +49,074 +8%
Franklin Resources
35
Franklin Resources
California
$204M +$18M +56,942 +10%
Berkshire Hathaway
36
Berkshire Hathaway
Nebraska
$203M -$1.72M -5,425 -0.8%
SCM
37
Sarissa Capital Management
Connecticut
$203M – – –
RG
38
Redmile Group
California
$186M +$41.7M +131,800 +29%
Allianz Asset Management
39
Allianz Asset Management
Germany
$184M -$16.2M -51,071 -8%
Man Group
40
Man Group
United Kingdom
$180M -$44.8M -141,524 -20%
Nordea Investment Management
41
Nordea Investment Management
Sweden
$162M -$375K -1,202 -0.2%
Schroder Investment Management Group
42
Schroder Investment Management Group
United Kingdom
$160M +$8.57M +27,523 +6%
Prudential Financial
43
Prudential Financial
New Jersey
$159M -$122M -385,756 -43%
GT
44
Glenmede Trust
Pennsylvania
$158M – – –
First Trust Advisors
45
First Trust Advisors
Illinois
$152M -$19.6M -61,835 -11%
O
46
OrbiMed
New York
$152M +$132M +415,900 +645%
CS
47
Credit Suisse
Switzerland
$147M -$5.25M -16,581 -3%
D.E. Shaw & Co
48
D.E. Shaw & Co
New York
$132M -$369M -1,167,480 -74%
New York State Common Retirement Fund
49
New York State Common Retirement Fund
New York
$130M -$3.39M -10,713 -3%
California Public Employees Retirement System
50
California Public Employees Retirement System
California
$127M -$16.4M -51,914 -11%
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