1,121 hedge funds and large institutions have $60B invested in Biogen in 2017 Q4 according to their latest regulatory filings, with 167 funds opening new positions, 398 increasing their positions, 384 reducing their positions, and 48 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,121
Holders Change
+108
Holders Change %
+10.66%
% of All Funds
25.46%
Holding in Top 10
28
Holding in Top 10 Change
-10
Holding in Top 10 Change %
-26.32%
% of All Funds
0.64%
New
167
Increased
398
Reduced
384
Closed
48
Calls
$989M
Puts
$1.44B
Net Calls
-$456M
Net Calls Change
-$187M
Name Holding Trade Value Shares
Change
Shares
Change %
BAMCO Inc
401
BAMCO Inc
New York
$4.74M +$611K +1,917 +15%
KC
402
Kepos Capital
New York
$4.74M +$1.79M +5,615 +61%
KeyBank National Association
403
KeyBank National Association
Ohio
$4.72M -$215K -676 -4%
OA
404
Oak Associates
Ohio
$4.71M -$86K -270 -2%
BIM
405
Bridges Investment Management
Nebraska
$4.69M -$486K -1,525 -9%
OAM
406
Oppenheimer Asset Management
New York
$4.65M
SBH
407
Segall Bryant & Hamill
Illinois
$4.63M -$190K -596 -4%
HT
408
HighTower Trust
Texas
$4.54M
GCP
409
GSA Capital Partners
United Kingdom
$4.5M +$3.77M +11,845 +518%
CPA
410
Court Place Advisors
Maryland
$4.5M -$12.7K -40 -0.3%
DCM
411
Dupont Capital Management
Delaware
$4.49M +$4.13M +12,954 +1,132%
WBC
412
Westpac Banking Corp
Australia
$4.47M
SFA
413
Sequoia Financial Advisors
Ohio
$4.43M +$196K +614 +5%
BTS
414
BB&T Securities
Virginia
$4.41M +$20.7K +65 +0.5%
Simplex Trading
415
Simplex Trading
Illinois
$4.4M +$1.89M +5,928 +75%
AAM
416
Advisors Asset Management
Colorado
$4.4M +$148K +465 +3%
Parallax Volatility Advisers
417
Parallax Volatility Advisers
California
$4.38M +$2.13M +6,680 +95%
BCM
418
Bourgeon Capital Management
Connecticut
$4.34M -$35K -110 -0.8%
PA
419
Pinnacle Associates
New York
$4.25M +$1.3M +4,091 +44%
FAM
420
Fred Alger Management
New York
$4.25M +$1.76M +5,537 +71%
MME
421
Meag Munich Ergo
Germany
$4.17M +$3.26M +10,126 +362%
KRS
422
Kentucky Retirement Systems
Kentucky
$4.15M -$24.9K -78 -0.6%
CG
423
Cutler Group
California
$4.14M -$11.8M -36,897 -74%
ABC
424
Associated Banc-Corp
Wisconsin
$4.11M -$360K -1,130 -8%
UFF
425
USA Financial Formulas
Michigan
$4.09M +$4.09M +12,849 New