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Mammoth Energy Services
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Overview Fund Activity

144 hedge funds and large institutions have $1.25B invested in Mammoth Energy Services in 2018 Q2 according to their latest regulatory filings, with 52 funds opening new positions, 56 increasing their positions, 28 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
144
Holders Change
+37
Holders Change %
+34.58%
% of All Funds
3.3%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.07%
New
52
Increased
56
Reduced
28
Closed
14
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
CS
1
Credit Suisse
Switzerland
$20.3M
2
LCM
2
Laurion Capital Management
New York
$13.9M
3
HK
3
Horizon Kinetics
New York
$12.6M
4
Principal Financial Group
4
Principal Financial Group
Iowa
$26.9M
5
Prudential Financial
5
Prudential Financial
New Jersey
$7.89M

Top Sellers

1
WC
1
Wexford Capital
Florida
$808M
2
DCM
2
Driehaus Capital Management
Illinois
$5.9M
3
TAM
3
THB Asset Management
Connecticut
$2.59M
4
Deutsche Bank
4
Deutsche Bank
Germany
$976K
5
CAM
5
Cortina Asset Management
Wisconsin
$6.28M
Name Holding Trade Value Shares
Change 		Shares
Change %
PCM
126
Penserra Capital Management
California
$91K +$91K +2,700 New
PCM
127
Prelude Capital Management
New York
$80K -$115K -3,400 -59%
EA
128
Edge Advisors
Georgia
$62K +$62K +1,842 New
MOACM
129
Mutual of America Capital Management
New York
$51K -$17K -500 -25%
Legal & General Group
130
Legal & General Group
United Kingdom
$39K -$10.5K -312 -21%
Zurich Cantonal Bank
131
Zurich Cantonal Bank
Switzerland
$38K +$3.41K +101 +10%
MYIA
132
Mount Yale Investment Advisors
Colorado
$35K +$35K +1,019 New
CAPTRUST Financial Advisors
133
CAPTRUST Financial Advisors
North Carolina
$32K +$32K +947 New
Victory Capital Management
134
Victory Capital Management
Texas
$28K -$1.04M -30,401 -97%
Canada Life
135
Canada Life
Manitoba, Canada
$27K – – –
Federated Hermes
136
Federated Hermes
Pennsylvania
$26K +$3.46K +100 +15%
AIP
137
Ameritas Investment Partners
Nebraska
$25K – – –
New York State Teachers Retirement System (NYSTRS)
138
New York State Teachers Retirement System (NYSTRS)
New York
$24K +$24K +700 New
LFA
139
Legacy Financial Advisors
Kentucky
$15K +$2.85K +77 +23%
LTFS
140
Ladenburg Thalmann Financial Services
Florida
$12K – – –
BNP Paribas Financial Markets
141
BNP Paribas Financial Markets
France
$9.61K -$46.1K -1,358 -83%
PIA
142
Piedmont Investment Advisors
North Carolina
$5K +$5K +147 New
SPIA
143
Steward Partners Investment Advisory
New York
$5K +$5K +150 New
AG
144
Advisor Group
Arizona
$2K +$636 +21 +47%
PAM
145
Panagora Asset Management
Massachusetts
– -$1.07M -33,468 Closed
BRF
146
B. Riley Financial
California
– -$481K -15,000 Closed
MWNA
147
Marshall Wace North America
New York
– -$420K -13,105 Closed
D.E. Shaw & Co
148
D.E. Shaw & Co
New York
– -$413K -12,887 Closed
AG
149
Algert Global
California
– -$397K -12,381 Closed
Two Sigma Investments
150
Two Sigma Investments
New York
– -$347K -10,811 Closed
3 4 5
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