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 %
B
401
Barings
North Carolina
$4.29M +$1.24M +4,380 +41%
KeyBank National Association
402
KeyBank National Association
Ohio
$4.27M +$285K +1,005 +7%
AF
403
Ally Financial
Michigan
$4.25M
GTC
404
Ghost Tree Capital
New York
$4.25M
BB
405
Busey Bank
Illinois
$4.22M -$44.2K -156 -1%
ABC
406
Associated Banc-Corp
Wisconsin
$4.11M +$151K +532 +4%
CPA
407
Court Place Advisors
Maryland
$4.08M +$98.7K +348 +2%
WF
408
Welch & Forbes
Massachusetts
$4.07M -$177K -625 -4%
BIM
409
Bridges Investment Management
Nebraska
$3.98M -$397K -1,400 -9%
VSI
410
Verde Servicos Internacionais
Brazil
$3.92M -$12.2M -42,975 -76%
BCM
411
Bourgeon Capital Management
Connecticut
$3.9M +$99.3K +350 +3%
AAM
412
Advisors Asset Management
Colorado
$3.9M -$1.53M -5,403 -28%
LSERS
413
Louisiana State Employees Retirement System
Louisiana
$3.89M -$56.7K -200 -1%
MPWT
414
MassMutual Private Wealth & Trust
Connecticut
$3.82M +$3.82M +13,482 New
OI
415
Oakbrook Investments
Illinois
$3.79M -$709K -2,500 -16%
MME
416
Meag Munich Ergo
Germany
$3.78M +$2.97M +10,288 +367%
BPC
417
Banque Pictet & Cie
Switzerland
$3.78M -$61.8K -218 -2%
MCM
418
Matarin Capital Management
New York
$3.71M +$3.2M +11,283 +624%
Northwestern Mutual Wealth Management
419
Northwestern Mutual Wealth Management
Wisconsin
$3.71M +$1.77M +6,252 +91%
CIM
420
Calvert Investment Management
Maryland
$3.7M -$143K -506 -4%
HT
421
HighTower Trust
Texas
$3.69M +$210K +740 +6%
AT
422
Arden Trust
Delaware
$3.68M +$728K +2,569 +25%
PIM
423
Partner Investment Management
California
$3.67M +$313K +1,105 +9%
CAM
424
Covenant Asset Management
New Jersey
$3.64M +$3.64M +12,828 New
COPPSERS
425
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$3.54M -$12.2K -43 -0.3%