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Mammoth Energy Services

Name Holding Trade Value Shares
Change
Change in
Stake
Connor, Clark & Lunn Investment Management (CC&L)
26
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$606K +$68.3K +11,996 +21%
State Street
27
State Street
Massachusetts
$542K +$51.3K +9,000 +17%
HF
28
HRT Financial
New York
$536K +$353K +61,993 New
CANY
29
Caxton Associates (New York)
New York
$516K +$340K +59,627 New
LFCM
30
Long Focus Capital Management
Puerto Rico
$499K -$370K -65,000 -53%
Barclays
31
Barclays
United Kingdom
$433K +$269K +47,199 +1,685%
OSAM
32
O'Shaughnessy Asset Management
Connecticut
$413K +$272K +47,776 New
Citadel Advisors
33
Citadel Advisors
Florida
$396K -$23.3K -4,089 -8%
Boston Partners
34
Boston Partners
Massachusetts
$390K
QC
35
Quadrature Capital
United Kingdom
$361K +$238K +41,847 New
JF
36
Jump Financial
Illinois
$358K +$142K +25,000 +152%
Jane Street
37
Jane Street
New York
$306K -$20.5K -3,593 -9%
Northern Trust
38
Northern Trust
Illinois
$303K +$39K +6,852 +24%
Simplex Trading
39
Simplex Trading
Illinois
$302K +$179K +31,362 +867%
6CM
40
683 Capital Management
New York
$277K +$183K +32,070 New
FSC
41
Full Sail Capital
Oklahoma
$235K -$232K -40,806 -60%
RWM
42
Ritholtz Wealth Management
New York
$222K +$146K +25,713 New
CSS
43
Cubist Systematic Strategies
Connecticut
$216K +$142K +24,955 New
NSEDCP
44
NJ State Employees Deferred Compensation Plan
New Jersey
$208K
Morgan Stanley
45
Morgan Stanley
New York
$202K +$95.5K +16,769 +256%
HIM
46
Hillsdale Investment Management
Ontario, Canada
$161K +$106K +18,600 New
T. Rowe Price Associates
47
T. Rowe Price Associates
Maryland
$156K
AG
48
Algert Global
California
$154K -$16.8K -2,950 -14%
Goldman Sachs
49
Goldman Sachs
New York
$150K +$98.5K +17,297 New
Qube Research & Technologies (QRT)
50
Qube Research & Technologies (QRT)
United Kingdom
$134K +$88.4K +15,521 New