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Mammoth Energy Services

63 hedge funds and large institutions have $623M invested in Mammoth Energy Services in 2017 Q4 according to their latest regulatory filings, with 9 funds opening new positions, 26 increasing their positions, 17 reducing their positions, and 5 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
63
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
26
$792K
27
$658K
28
$657K
29
$612K
30
$579K
31
$572K
32
$560K
33
$510K
34
$425K
35
$392K
36
$392K
37
$389K
38
$366K
39
$341K
40
$305K
41
$251K
42
$245K
43
$244K
44
$206K
45
$154K
46
$126K
47
$106K
48
$97K
49
$49K
50
$44.7K