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Biogen
BIIB

Overview Fund Activity

986 hedge funds and large institutions have $37.1B invested in Biogen in 2019 Q3 according to their latest regulatory filings, with 77 funds opening new positions, 319 increasing their positions, 415 reducing their positions, and 94 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
986
Holders Change
-23
Holders Change %
-2.28%
% of All Funds
21.66%
Holding in Top 10
17
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+6.25%
% of All Funds
0.37%
New
77
Increased
319
Reduced
415
Closed
94
Calls
$1.07B
Puts
$1.38B
Net Calls
-$312M
Net Calls Change
+$6.8M

Top Buyers

1
Renaissance Technologies
Renaissance Technologies
New York
$983M
2
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
$157M
3
HM
HealthCor Management
New York
$83.1M
4
CCM
Camber Capital Management
Massachusetts
$81.5M
5
BS
Banco Santander
Spain
$79.8M

Top Sellers

1
Capital World Investors
Capital World Investors
California
$757M
2
Vanguard Group
Vanguard Group
Pennsylvania
$3.28B
3
BlackRock
BlackRock
New York
$3.59B
4
Franklin Resources
Franklin Resources
California
$133M
5
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
$107M
Name Holding Trade Value Shares
Change 		Shares
Change %
AIG
176
American International Group
New York
$19.1M -$937K -4,024 -5%
Stifel Financial
177
Stifel Financial
Missouri
$18.9M -$16.5M -70,775 -47%
Retirement Systems of Alabama
178
Retirement Systems of Alabama
Alabama
$18.8M -$2.25M -9,662 -11%
CM
179
CS McKee
Pennsylvania
$18.8M -$283K -1,214 -1%
Thrivent Financial for Lutherans
180
Thrivent Financial for Lutherans
Minnesota
$18.5M -$8.13M -34,912 -30%
Janus Henderson Group
181
Janus Henderson Group
United Kingdom
$18.5M -$479K -2,057 -3%
MSE
182
MUFG Securities EMEA
United Kingdom
$18.3M +$861K +3,700 +5%
MSL
183
Mackay Shields LLC
New York
$18M -$6.36M -27,300 -26%
NIPH
184
NN Investment Partners Holdings
Netherlands
$17.8M -$51.5M -221,206 -74%
DnB Asset Management
185
DnB Asset Management
Norway
$17.8M +$3.01M +12,936 +20%
EP
186
Elkfork Partners
Oregon
$17.6M -$3M -12,886 -15%
OPERF
187
Oregon Public Employees Retirement Fund
Oregon
$17.4M +$376K +1,615 +2%
WBC
188
Westpac Banking Corp
Australia
$17.3M -$3.08M -13,224 -15%
PG
189
Pendal Group
Australia
$17.2M -$5.99M -25,718 -26%
PTC
190
Philadelphia Trust Company
Pennsylvania
$17.2M -$1.07M -4,588 -6%
CWM
191
CIBC World Markets
New York
$17M -$28M -120,099 -62%
M&T Bank
192
M&T Bank
New York
$16.9M +$145K +622 +0.9%
CSS
193
Cubist Systematic Strategies
Connecticut
$16.7M +$2.85M +12,230 +21%
FMI
194
Factory Mutual Insurance
Massachusetts
$16.3M – – –
Jane Street
195
Jane Street
New York
$16.2M +$606K +2,602 +4%
Simplex Trading
196
Simplex Trading
Illinois
$15.8M +$15.8M +68,075 New
Aviva
197
Aviva
United Kingdom
$15.1M -$1.66M -7,132 -10%
GHCM
198
Glen Harbor Capital Management
California
$14.5M -$2.47M -10,612 -15%
Nomura Asset Management
199
Nomura Asset Management
Japan
$14.2M -$253K -1,086 -2%
Baird Financial Group
200
Baird Financial Group
Wisconsin
$14.1M -$3.95M -16,964 -22%
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