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1,102 hedge funds and large institutions have $45B invested in Biogen in 2019 Q4 according to their latest regulatory filings, with 204 funds opening new positions, 272 increasing their positions, 470 reducing their positions, and 70 closing their positions.

New
Increased
Maintained
Reduced
Closed

191% more first-time investments, than exits

New positions opened: 204 | Existing positions closed: 70

82% more funds holding in top 10

Funds holding in top 10: 1731 (+14)

21% more capital invested

Capital invested by funds: $37.1B → $45B (+$7.88B)

12% more funds holding

Funds holding: 9881,102 (+114)

2.64% less ownership

Funds ownership: 86.84%84.2% (-2.6%)

30% less call options, than puts

Call options by funds: $1.27B | Put options by funds: $1.82B

42% less repeat investments, than reductions

Existing positions increased: 272 | Existing positions reduced: 470

Holders
1,102
Holders Change
+114
Holders Change %
+11.54%
% of All Funds
21.71%
Holding in Top 10
31
Holding in Top 10 Change
+14
Holding in Top 10 Change %
+82.35%
% of All Funds
0.61%
New
204
Increased
272
Reduced
470
Closed
70
Calls
$1.27B
Puts
$1.82B
Net Calls
-$553M
Net Calls Change
-$242M
Name Holding Trade Value Shares
Change
Change in
Stake
UBS AM
26
UBS AM
Illinois
$329M -$14.4M -51,798 -4%
Invesco
27
Invesco
Georgia
$325M -$492M -1,774,755 -62%
Bank of America
28
Bank of America
North Carolina
$302M -$89.5M -322,671 -24%
Charles Schwab
29
Charles Schwab
California
$277M -$9.31M -33,539 -3%
Prudential Financial
30
Prudential Financial
New Jersey
$264M -$12.9M -46,460 -5%
AAMU
31
Amundi Asset Management US
Massachusetts
$255M +$176M +633,249 +279%
Dimensional Fund Advisors
32
Dimensional Fund Advisors
Texas
$248M +$40.9M +147,300 +21%
Wells Fargo
33
Wells Fargo
California
$248M -$3.67M -13,213 -2%
Sumitomo Mitsui Trust Group
34
Sumitomo Mitsui Trust Group
Japan
$225M -$25.6M -92,114 -11%
Man Group
35
Man Group
United Kingdom
$211M +$4.04M +14,574 +2%
Barclays
36
Barclays
United Kingdom
$197M +$38.8M +139,725 +27%
Berkshire Hathaway
37
Berkshire Hathaway
Nebraska
$192M +$180M +648,447 New
SCM
38
Sarissa Capital Management
Connecticut
$191M
PAMU
39
Pictet Asset Management (UK)
United Kingdom
$189M -$32.9M -118,418 -16%
Allianz Asset Management
40
Allianz Asset Management
Germany
$188M +$18.5M +66,855 +12%
PPA
41
Parametric Portfolio Associates
Washington
$187M -$622K -2,242 -0.4%
Franklin Resources
42
Franklin Resources
California
$175M +$4.59M +16,529 +3%
Swiss National Bank
43
Swiss National Bank
Switzerland
$173M -$16.3M -58,800 -9%
First Trust Advisors
44
First Trust Advisors
Illinois
$161M +$32.9M +118,511 +28%
GT
45
Glenmede Trust
Pennsylvania
$158M -$26.5M -95,565 -15%
Nordea Investment Management
46
Nordea Investment Management
Sweden
$155M +$2.4M +8,660 +2%
Millennium Management
47
Millennium Management
New York
$154M -$37.2M -134,114 -21%
Schroder Investment Management Group
48
Schroder Investment Management Group
United Kingdom
$144M -$3.09M -11,142 -2%
CS
49
Credit Suisse
Switzerland
$143M -$7.59M -27,354 -5%
Assenagon Asset Management
50
Assenagon Asset Management
Luxembourg
$141M -$55M -198,091 -29%