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Mammoth Energy Services

Name Holding Trade Value Shares
Change
Change in
Stake
Squarepoint
126
Squarepoint
New York
-$307K -18,452 Closed
DTL
127
Dynamic Technology Lab
Singapore
-$289K -17,355 Closed
DCM
128
Dupont Capital Management
Delaware
-$271K -16,264 Closed
NC
129
Northpointe Capital
Michigan
-$246K -14,769 Closed
ECM
130
Element Capital Management
New York
-$244K -14,665 Closed
Voloridge Investment Management
131
Voloridge Investment Management
Florida
-$219K -13,175 Closed
AIM
132
Alambic Investment Management
California
-$188K -11,304 Closed
Wolverine Trading
133
Wolverine Trading
Illinois
-$134K -10,566 Closed
YCM
134
Yaupon Capital Management
New York
-$176K -10,547 Closed
HI
135
HBK Investments
Texas
-$173K -10,400 Closed
State of Tennessee, Department of Treasury
136
State of Tennessee, Department of Treasury
Tennessee
-$171K -10,276 Closed
SAM
137
Shell Asset Management
Netherlands
-$140K -8,397 Closed
MWNA
138
Marshall Wace North America
New York
-$106K -6,346 Closed
PCM
139
Prelude Capital Management
New York
-$76K -4,550 Closed
OAM
140
Oppenheimer Asset Management
New York
-$73K -4,398 Closed
CM
141
Caption Management
Oklahoma
-$48K -2,900 Closed
Parallax Volatility Advisers
142
Parallax Volatility Advisers
California
-$35K -2,098 Closed
TRCT
143
Tower Research Capital (TRC)
New York
-$32K -1,940 Closed
Simplex Trading
144
Simplex Trading
Illinois
-$20.3K -1,597 Closed
New York State Teachers Retirement System (NYSTRS)
145
New York State Teachers Retirement System (NYSTRS)
New York
-$18K -1,100 Closed
Royal Bank of Canada
146
Royal Bank of Canada
Ontario, Canada
-$10K -597 Closed
FHA
147
First Horizon Advisors
Tennessee
-$2K -121 Closed
Rockefeller Capital Management
148
Rockefeller Capital Management
New York
-$1K -40 Closed
VCM
149
Versant Capital Management
Arizona
+$521 +41 New