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Biogen
BIIB

Overview Fund Activity

1,099 hedge funds and large institutions have $45B invested in Biogen in 2019 Q4 according to their latest regulatory filings, with 202 funds opening new positions, 272 increasing their positions, 469 reducing their positions, and 69 closing their positions.

Holders
1,099
Holders Change
+113
Holders Change %
+11.46%
% of All Funds
21.7%
Holding in Top 10
31
Holding in Top 10 Change
+14
Holding in Top 10 Change %
+82.35%
% of All Funds
0.61%
New
202
Increased
272
Reduced
469
Closed
69
Calls
$1.27B
Puts
$1.82B
Net Calls
-$553M
Net Calls Change
-$242M

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$1.38B
2
Primecap Management
2
Primecap Management
California
$4.51B
3
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$597M
4
Berkshire Hathaway
4
Berkshire Hathaway
Nebraska
$192M
5
AAMU
5
Amundi Asset Management US
Massachusetts
$255M

Top Sellers

1
Invesco
1
Invesco
Georgia
$325M
2
Capital World Investors
2
Capital World Investors
California
$542M
3
ClearBridge Investments
3
ClearBridge Investments
New York
$1.51B
4
D.E. Shaw & Co
4
D.E. Shaw & Co
New York
$470M
5
AllianceBernstein
5
AllianceBernstein
Tennessee
$128M
Name Market Value Shares Shares
Change 		Shares
Change %
RG
51
Redmile Group
California
$136M 457,500 +457,500 New
California Public Employees Retirement System
52
California Public Employees Retirement System
California
$135M 454,203 -41,328 -8%
AllianceBernstein
53
AllianceBernstein
Tennessee
$128M 430,454 -1,064,632 -71%
Morgan Stanley
54
Morgan Stanley
New York
$126M 426,216 -235,934 -36%
New York State Common Retirement Fund
55
New York State Common Retirement Fund
New York
$125M 420,110 -20,595 -5%
VanEck Associates
56
VanEck Associates
New York
$121M 408,896 +46,897 +13%
Los Angeles Capital Management
57
Los Angeles Capital Management
California
$119M 400,581 +292,927 +272%
Bank of Nova Scotia
58
Bank of Nova Scotia
Ontario, Canada
$118M 396,087 +194,710 +97%
CS
59
Candriam SCA
Luxembourg
$117M 394,265 -44,324 -10%
California State Teachers Retirement System (CalSTRS)
60
California State Teachers Retirement System (CalSTRS)
California
$116M 390,149 +51,682 +15%
Skandinaviska Enskilda Banken (SEB)
61
Skandinaviska Enskilda Banken (SEB)
Sweden
$108M 365,627 -89,662 -20%
Russell Investments Group
62
Russell Investments Group
United Kingdom
$107M 360,956 -14,165 -4%
Jacobs Levy Equity Management
63
Jacobs Levy Equity Management
New Jersey
$106M 358,313 +49,474 +16%
Royal Bank of Canada
64
Royal Bank of Canada
Ontario, Canada
$105M 355,257 -11,471 -3%
RhumbLine Advisers
65
RhumbLine Advisers
Massachusetts
$104M 351,699 -2,052 -0.6%
CCM
66
Camber Capital Management
Massachusetts
$104M 350,000 – –
HSBC Holdings
67
HSBC Holdings
United Kingdom
$101M 343,356 +78,036 +29%
RJA
68
Raymond James & Associates
Florida
$100M 337,160 -35,266 -9%
New York State Teachers Retirement System (NYSTRS)
69
New York State Teachers Retirement System (NYSTRS)
New York
$90.5M 304,929 -6,900 -2%
Citigroup
70
Citigroup
New York
$90.3M 304,181 +39,825 +15%
PAM
71
Panagora Asset Management
Massachusetts
$89.5M 301,470 +36,442 +14%
Massachusetts Financial Services
72
Massachusetts Financial Services
Massachusetts
$89.2M 300,733 -158,343 -34%
FWIA
73
Fort Washington Investment Advisors
Ohio
$88M 296,479 -56,441 -16%
BS
74
Banco Santander
Spain
$86.9M 292,967 -49,828 -15%
TCM
75
Tekla Capital Management
Massachusetts
$84.6M 285,126 +27,187 +11%
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