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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
1
$491M
2
$44.8M
3
$10.9M
4
$8.8M
5
$8.53M
6
$6.74M
7
$5.04M
8
$3.65M
9
$3.2M
10
$2.96M
11
$2.92M
12
$2.64M
13
$2.61M
14
$2.46M
15
$2.44M
16
$2.32M
17
$1.99M
18
$1.94M
19
$1.9M
20
$1.54M
21
$1.45M
22
$1.13M
23
$1.09M
24
$1.07M
25
$1.03M