|
1
|
GTS Securities
Miami,
Florida
|
$529K
|
+$125K
|
+19,088
|
+38%
|
|
|
2
|
Tower Research Capital (TRC)
New York
|
$410K
|
+$283K
|
+43,035
|
+394%
|
|
|
3
|
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
$224K
|
-$87.9K
|
-13,383
|
-31%
|
|
|
4
|
|
$132K
|
-$368K
|
-56,019
|
-76%
|
|
|
5
|
Simplex Trading
Chicago,
Illinois
|
$125K
|
+$99.2K
|
+15,096
|
+1,027%
|
|
|
6
|
Two Sigma Securities
New York
|
$84K
|
+$72.6K
|
+11,054
|
New
|
|
|
7
|
HighTower Advisors
Chicago,
Illinois
|
$76K
|
–
|
–
|
–
|
|
|
8
|
Group One Trading
Chicago,
Illinois
|
$25.6K
|
+$22.1K
|
+3,370
|
New
|
|
|
9
|
UBS Group
Zurich,
Switzerland
|
$20.4K
|
-$225K
|
-34,269
|
-93%
|
|
|
10
|
Anchor Investment Management
Columbia,
South Carolina
|
$7.22K
|
-$3.61K
|
-550
|
-37%
|
|
|
11
|
|
$744
|
-$329
|
-50
|
-34%
|
|
|
12
|
|
$274
|
+$237
|
+36
|
New
|
|
|
13
|
Quadrature Capital
London,
United Kingdom
|
–
|
-$417K
|
-68,495
|
Closed
|
|
|
14
|
|
–
|
-$220K
|
-36,083
|
Closed
|
|
|
15
|
IMC Chicago
Chicago,
Illinois
|
–
|
-$210K
|
-34,321
|
Closed
|
|
|
16
|
Wolverine Trading
Chicago,
Illinois
|
–
|
-$80.3K
|
-13,474
|
Closed
|
|
