1,024 hedge funds and large institutions have $53.8B invested in Biogen in 2016 Q4 according to their latest regulatory filings, with 137 funds opening new positions, 364 increasing their positions, 400 reducing their positions, and 107 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,024
Holders Change
+13
Holders Change %
+1.29%
% of All Funds
25.64%
Holding in Top 10
41
Holding in Top 10 Change
-16
Holding in Top 10 Change %
-28.07%
% of All Funds
1.03%
New
137
Increased
364
Reduced
400
Closed
107
Calls
$1.52B
Puts
$1.74B
Net Calls
-$222M
Net Calls Change
-$123M
Name Holding Trade Value Shares
Change
Shares
Change %
NFA
451
Nuveen Fund Advisors
Illinois
$2.91M -$254K -895 -8%
CBT
452
Central Bank & Trust
Kentucky
$2.9M -$225K -793 -7%
MLIC
453
Mandatum Life Insurance Company
Finland
$2.89M
SFA
454
Sequoia Financial Advisors
Ohio
$2.88M +$2.88M +10,154 New
IAM
455
Iridian Asset Management
Connecticut
$2.84M -$1.7M -6,000 -38%
FBC
456
Fairfield, Bush & Co
Connecticut
$2.84M
Connor, Clark & Lunn Investment Management (CC&L)
457
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$2.84M +$85.1K +300 +3%
FIM
458
Fernwood Investment Management
Massachusetts
$2.83M -$21.3K -75 -0.7%
RIA
459
Regal Investment Advisors
Michigan
$2.82M -$115K -405 -4%
ACPU
460
Arrowgrass Capital Partners (US)
Delaware
$2.8M +$1.92M +6,759 +218%
Fayez Sarofim & Co
461
Fayez Sarofim & Co
Texas
$2.75M
CBOA
462
Commonwealth Bank of Australia
Australia
$2.75M +$450K +1,588 +20%
BTS
463
BB&T Securities
Virginia
$2.72M
MM
464
Meridian Management
Arkansas
$2.71M -$328K -1,155 -11%
ECM
465
Endurant Capital Management
California
$2.7M -$2.24M -7,900 -45%
BRA
466
Bender Robert & Associates
California
$2.68M -$120K -423 -4%
ID
467
Integral Derivatives
New York
$2.68M +$255K +900 +11%
NLI
468
Nippon Life Insurance
Japan
$2.64M -$107K -378 -4%
DCM
469
Dupont Capital Management
Delaware
$2.59M +$717K +2,530 +38%
FMT
470
First Mercantile Trust
Tennessee
$2.59M -$265K -934 -9%
ECM
471
Estabrook Capital Management
New York
$2.55M
SI
472
Stephens Inc
Arkansas
$2.51M -$223K -788 -8%
JPC
473
Jackson Park Capital
Utah
$2.47M -$851K -3,000 -26%
AIIMS
474
Analyst IMS Investment Management Services
Israel
$2.47M -$153K -539 -6%
QT
475
Quantbot Technologies
New York
$2.43M +$2.43M +8,552 New