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Mammoth Energy Services
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Overview Fund Activity

107 hedge funds and large institutions have $1.06B invested in Mammoth Energy Services in 2018 Q1 according to their latest regulatory filings, with 52 funds opening new positions, 23 increasing their positions, 25 reducing their positions, and 8 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
107
Holders Change
+44
Holders Change %
+69.84%
% of All Funds
2.46%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
52
Increased
23
Reduced
25
Closed
8
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
Millennium Management
1
Millennium Management
New York
$17.7M
2
PCM
2
Penn Capital Management
Pennsylvania
$11.5M
3
DCM
3
Driehaus Capital Management
Illinois
$8.82M
4
Renaissance Technologies
4
Renaissance Technologies
New York
$6.36M
5
NC
5
Northpointe Capital
Michigan
$9.93M

Top Sellers

1
Janus Henderson Group
1
Janus Henderson Group
United Kingdom
$42M
2
TAM
2
THB Asset Management
Connecticut
$4.9M
3
CAM
3
Cortina Asset Management
Wisconsin
$7.94M
4
American Century Companies
4
American Century Companies
Missouri
$578K
5
Boston Partners
5
Boston Partners
Massachusetts
$2.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
CSS
76
Cubist Systematic Strategies
Connecticut
$259K +$259K +8,082 New
DTL
77
Dynamic Technology Lab
Singapore
$240K +$240K +7,476 New
Manulife (Manufacturers Life Insurance)
78
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$227K -$25.3K -789 -10%
Jane Street
79
Jane Street
New York
$210K +$210K +6,543 New
PCM
80
Prelude Capital Management
New York
$185K +$185K +5,768 New
Barclays
81
Barclays
United Kingdom
$182K +$141K +4,385 +344%
AIG
82
American International Group
New York
$165K -$8.89K -277 -5%
Acadian Asset Management
83
Acadian Asset Management
Massachusetts
$128K +$128K +3,996 New
Bank of America
84
Bank of America
North Carolina
$96K -$541K -16,959 -85%
Macquarie Group
85
Macquarie Group
Australia
$95K +$95K +2,957 New
QT
86
Quantbot Technologies
New York
$95K +$95K +2,973 New
GC
87
Globeflex Capital
California
$93K +$93K +2,900 New
MOACM
88
Mutual of America Capital Management
New York
$64K -$16K -500 -20%
BNP Paribas Financial Markets
89
BNP Paribas Financial Markets
France
$52.6K -$20.3K -634 -28%
Legal & General Group
90
Legal & General Group
United Kingdom
$47K +$8.91K +279 +23%
MAM
91
Meeder Asset Management
Ohio
$35K +$24.5K +761 +234%
Citigroup
92
Citigroup
New York
$34K +$29.8K +918 +712%
Zurich Cantonal Bank
93
Zurich Cantonal Bank
Switzerland
$33K +$33K +1,024 New
Canada Life
94
Canada Life
Manitoba, Canada
$26K – – –
AIP
95
Ameritas Investment Partners
Nebraska
$24K – – –
Federated Hermes
96
Federated Hermes
Pennsylvania
$21K +$1.1K +34 +6%
Royal Bank of Canada
97
Royal Bank of Canada
Ontario, Canada
$18K -$3.57K -108 -17%
LTFS
98
Ladenburg Thalmann Financial Services
Florida
$12K – – –
LFA
99
Legacy Financial Advisors
Kentucky
$11K +$11K +329 New
PHK
100
Point72 Hong Kong
Hong Kong
$8K +$8K +252 New
1 2 3
4
5