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Biogen
BIIB

Overview Fund Activity

1,018 hedge funds and large institutions have $51.5B invested in Biogen in 2017 Q1 according to their latest regulatory filings, with 90 funds opening new positions, 389 increasing their positions, 395 reducing their positions, and 83 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,018
Holders Change
-6
Holders Change %
-0.59%
% of All Funds
25.38%
Holding in Top 10
27
Holding in Top 10 Change
-14
Holding in Top 10 Change %
-34.15%
% of All Funds
0.67%
New
90
Increased
389
Reduced
395
Closed
83
Calls
$808M
Puts
$1.07B
Net Calls
-$265M
Net Calls Change
-$42.8M

Top Buyers

1
BlackRock
1
BlackRock
New York
$4.84B
2
JHIU
2
Janus Henderson Investors US
Colorado
$530M
3
Massachusetts Financial Services
3
Massachusetts Financial Services
Massachusetts
$370M
4
Winslow Capital Management
4
Winslow Capital Management
Minnesota
$345M
5
Goldman Sachs
5
Goldman Sachs
New York
$475M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$1.52B
2
Ameriprise
2
Ameriprise
Minnesota
$512M
3
Viking Global Investors
3
Viking Global Investors
Connecticut
$188M
4
T. Rowe Price Associates
4
T. Rowe Price Associates
Maryland
$2.22B
5
Two Sigma Investments
5
Two Sigma Investments
New York
$1.45M
Name Holding Trade Value Shares
Change 		Shares
Change %
M&T Bank
201
M&T Bank
New York
$19.7M +$8.04M +29,406 +69%
SOMRS
202
State of Michigan Retirement System
Michigan
$19.4M -$82K -300 -0.4%
Mitsubishi UFJ Asset Management
203
Mitsubishi UFJ Asset Management
Japan
$19M +$962K +3,518 +5%
IG
204
ING Group
Netherlands
$19M +$273K +1,000 +1%
PP
205
Prudential plc
United Kingdom
$19M +$2.98M +10,911 +19%
RCAMU
206
Rothschild & Co Asset Management US
Connecticut
$18.7M -$422K -1,542 -2%
RPAM
207
Rhenman & Partners Asset Management
Sweden
$18.6M +$8.75M +32,000 +89%
GIBU
208
Gulf International Bank (UK)
United Kingdom
$18.5M +$241K +880 +1%
EDRH
209
Edmond de Rothschild Holding
Switzerland
$18.5M -$6.29K -23 -0%
ACPU
210
Arrowgrass Capital Partners (US)
Delaware
$18.4M +$15.7M +57,581 +584%
PP
211
Paloma Partners
Connecticut
$17.9M -$64.8M -236,904 -78%
PIM
212
Provident Investment Management
Michigan
$17.9M -$39.6K -145 -0.2%
Nomura Asset Management
213
Nomura Asset Management
Japan
$17.8M -$200K -730 -1%
TPSF
214
Texas Permanent School Fund
Texas
$17.2M -$573K -2,094 -3%
CAM
215
ClariVest Asset Management
California
$17.1M -$950K -3,473 -5%
KFC
216
Klingenstein Fields & Co
New York
$16.9M +$24.6K +90 +0.1%
Comerica Bank
217
Comerica Bank
Texas
$16.7M -$572K -2,067 -3%
Natixis Advisors
218
Natixis Advisors
Massachusetts
$16.1M +$1.11M +4,078 +7%
TB
219
Terril Brothers
Missouri
$16M -$175K -640 -1%
CA
220
Commerzbank Aktiengesellschaft
Germany
$16M -$3.66M -13,391 -19%
Toronto Dominion Bank
221
Toronto Dominion Bank
Ontario, Canada
$16M +$5.67M +20,747 +55%
TRSOTSOK
222
Teachers Retirement System of the State of Kentucky
Kentucky
$15.8M -$656K -2,400 -4%
VFA
223
Virtus Fund Advisers
Connecticut
$15.6M -$2.51M -9,180 -14%
CCP
224
Clough Capital Partners
Massachusetts
$15.4M -$1.81M -6,635 -11%
OC
225
Oppenheimer & Co
New York
$15.3M -$323K -1,181 -2%
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