We are live on ! Find out more
TUSK icon

Mammoth Energy Services

77 hedge funds and large institutions have $82.6M invested in Mammoth Energy Services in 2025 Q3 according to their latest regulatory filings, with 16 funds opening new positions, 17 increasing their positions, 30 reducing their positions, and 5 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more funds holding in top 10

Funds holding in top 10:

less ownership

Funds ownership:

19% less capital invested

Capital invested by funds: $102M → $82.6M (-$19.4M)

43% less repeat investments, than reductions

Existing positions increased: 17 | Existing positions reduced: 30

66% less call options, than puts

Call options by funds: $35K | Put options by funds: $102K

Holders
77
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$35K
Puts
$102K
Net Calls
Net Calls Change

Top Buyers

1 +$300K
2 +$178K
3 +$97.3K
4
Jane Street
Jane Street
New York
+$85K
5
NA
NewEdge Advisors
Louisiana
+$62.8K
Name Holding Trade Value Shares
Change
Change in
Stake
26
$119K
27
$102K
28
$90K
29
$84.4K
30
$82.9K
31
$79.6K
32
$73.7K
33
$58.4K
34
$57.4K
35
$55.6K
36
$55K
37
$46.9K
38
$43.3K
39
$41.1K
40
$36.2K
41
$35.4K
42
$34K
43
$32K
44
$31K
45
$29K
46
$27.9K
47
$27.4K
48
$27.1K
49
$26.1K
50
$25.9K