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PTC Therapeutics

Name Holding Trade Value Shares
Change
Change in
Stake
CSS
101
Cubist Systematic Strategies
Connecticut
$25K +$18.4K +1,368 New
SEI Investments
102
SEI Investments
Pennsylvania
$18K – – –
Royal Bank of Canada
103
Royal Bank of Canada
Ontario, Canada
$14K -$39.3K -2,920 -79%
Zurich Cantonal Bank
104
Zurich Cantonal Bank
Switzerland
$12K – – –
Parallax Volatility Advisers
105
Parallax Volatility Advisers
California
$10K +$7.63K +566 New
AG
106
Advisor Group
Arizona
$9K – – –
AWMS
107
Advocacy Wealth Management Services
Georgia
$6K – – –
LJHT
108
Laurie J. Hall Trustee
$2.2K – – –
Walleye Trading
109
Walleye Trading
New York
$2K -$17.5K -1,300 -93%
IA
110
IFP Advisors
Florida
$2K +$1.08K +80 +500%
MAM
111
Meeder Asset Management
Ohio
$1K -$1.47K -109 -69%
BGIM
112
Brandywine Global Investment Management
Pennsylvania
$1K – – –
GRP
113
Global Retirement Partners
California
$1K – – –
CAW
114
Cornerstone Advisors (Washington)
Washington
$1K +$674 +50 New
Millennium Management
115
Millennium Management
New York
– -$7.36M -748,105 Closed
BB
116
BB Biotech
Switzerland
– -$6.72M -682,912 Closed
NI
117
Numeric Investors
Massachusetts
– -$6.06M -616,004 Closed
KCM
118
Kingdon Capital Management
New York
– -$2.81M -285,284 Closed
CWG
119
C WorldWide Group
Denmark
– -$1.56M -158,686 Closed
HT
120
HAP Trading
New York
– -$1M -101,707 Closed
ARTA
121
A.R.T. Advisors
New York
– -$874K -88,889 Closed
BGC
122
Blue Granite Capital
South Carolina
– -$571K -58,000 Closed
TAM
123
Tocqueville Asset Management
New York
– -$545K -55,350 Closed
SM
124
Sabby Management
Florida
– -$737K -54,736 Closed
SSA
125
Schonfeld Strategic Advisors
New York
– -$455K -46,232 Closed