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Mammoth Energy Services
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Overview Fund Activity

130 hedge funds and large institutions have $655M invested in Mammoth Energy Services in 2018 Q4 according to their latest regulatory filings, with 18 funds opening new positions, 50 increasing their positions, 44 reducing their positions, and 24 closing their positions.

Holders
130
Holders Change
-6
Holders Change %
-4.41%
% of All Funds
2.9%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.02%
New
18
Increased
50
Reduced
44
Closed
24
Calls
$1.86M
Puts
$2.1M
Net Calls
-$241K
Net Calls Change
+$424K

Top Buyers

1
Russell Investments Group
1
Russell Investments Group
United Kingdom
$25.3M
2
Boston Partners
2
Boston Partners
Massachusetts
$16.2M
3
Bank of New York Mellon
3
Bank of New York Mellon
New York
$6.13M
4
Allianz Asset Management
4
Allianz Asset Management
Germany
$13.2M
5
BCM
5
Bridgeway Capital Management
Texas
$4.52M

Top Sellers

1
Millennium Management
1
Millennium Management
New York
$2.53M
2
Citadel Advisors
2
Citadel Advisors
Florida
$799K
3
NC
3
Northpointe Capital
Michigan
$3.04M
4
HK
4
Horizon Kinetics
New York
$0
5
GAM
5
Gotham Asset Management
New York
$1.94M
Name Holding Trade Value Shares
Change 		Shares
Change %
Group One Trading
101
Group One Trading
Illinois
$109K +$41.9K +2,323 +63%
MLICM
102
Metropolitan Life Insurance Company (MetLife)
New York
$81.8K – – –
JPMorgan Chase & Co
103
JPMorgan Chase & Co
New York
$76K -$789K -44,136 -91%
OAM
104
Oppenheimer Asset Management
New York
$73K +$73K +4,073 New
MAM
105
Meeder Asset Management
Ohio
$56K +$28.4K +1,600 +103%
Macquarie Group
106
Macquarie Group
Australia
$51K -$8.93K -500 -15%
MWNA
107
Marshall Wace North America
New York
$50K +$50K +2,765 New
QT
108
Quantamental Technologies
New York
$40K +$40K +2,200 New
MOACM
109
Mutual of America Capital Management
New York
$36K +$9K +500 +33%
Parallax Volatility Advisers
110
Parallax Volatility Advisers
California
$35K -$2.03K -114 -5%
Legal & General Group
111
Legal & General Group
United Kingdom
$34K – – –
BNP Paribas Financial Markets
112
BNP Paribas Financial Markets
France
$30.5K +$25.4K +1,412 +499%
Canada Life
113
Canada Life
Manitoba, Canada
$26K +$12.4K +724 +91%
Zurich Cantonal Bank
114
Zurich Cantonal Bank
Switzerland
$20K – – –
New York State Teachers Retirement System (NYSTRS)
115
New York State Teachers Retirement System (NYSTRS)
New York
$20K +$20K +1,100 New
AIP
116
Ameritas Investment Partners
Nebraska
$19K – – –
PRC
117
Pearl River Capital
Michigan
$17K +$17K +961 New
Victory Capital Management
118
Victory Capital Management
Texas
$15K – – –
CG
119
Cutler Group
California
$14K – – –
CAPTRUST Financial Advisors
120
CAPTRUST Financial Advisors
North Carolina
$12K – – –
AG
121
Advisor Group
Arizona
$12K +$1.07K +57 +10%
Federated Hermes
122
Federated Hermes
Pennsylvania
$10K -$1.08K -63 -10%
LTFS
123
Ladenburg Thalmann Financial Services
Florida
$10K +$1.76K +87 +21%
Royal Bank of Canada
124
Royal Bank of Canada
Ontario, Canada
$8K -$3.33K -195 -29%
LFA
125
Legacy Financial Advisors
Kentucky
$8K – – –
3 4
5
6 7