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Mammoth Energy Services
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Overview Fund Activity

54 hedge funds and large institutions have $153M invested in Mammoth Energy Services in 2021 Q1 according to their latest regulatory filings, with 14 funds opening new positions, 18 increasing their positions, 11 reducing their positions, and 4 closing their positions.

Holders
54
Holders Change
+9
Holders Change %
+20%
% of All Funds
0.95%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
14
Increased
18
Reduced
11
Closed
4
Calls
$607K
Puts
$80K
Net Calls
+$527K
Net Calls Change
+$525K

Top Buyers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$3.39M
2
Squarepoint
2
Squarepoint
New York
$453K
3
Susquehanna International Group
3
Susquehanna International Group
Pennsylvania
$585K
4
Acadian Asset Management
4
Acadian Asset Management
Massachusetts
$366K
5
T. Rowe Price Associates
5
T. Rowe Price Associates
Maryland
$236K

Top Sellers

1
Invesco
1
Invesco
Georgia
$202K
2
V
2
ValueWorks
New York
$17.4M
3
6CM
3
683 Capital Management
New York
$0
4
TF
4
Trek Financial
Arizona
$0
5
Millennium Management
5
Millennium Management
New York
$1.24M
Name Market Value Shares Shares
Change 		Shares
Change %
SPC
26
Sigma Planning Corp
Michigan
$114K 21,500 +21,500 New
BGIM
27
Brandywine Global Investment Management
Pennsylvania
$101K 18,950 +18,950 New
Charles Schwab
28
Charles Schwab
California
$85K 15,843 – –
OQS
29
Occudo Quantitative Strategies
Florida
$74K 13,844 +13,844 New
SSA
30
Schonfeld Strategic Advisors
New York
$68K 12,755 +1,955 +18%
HF
31
HRT Financial
New York
$60K 11,424 +11,424 New
State Street
32
State Street
Massachusetts
$58K 10,900 +10,900 New
MRI
33
Mad River Investors
Massachusetts
$57K 10,700 -1,000 -9%
PCM
34
Pinz Capital Management
New York
$43K 8,028 +8,028 New
Schroder Investment Management Group
35
Schroder Investment Management Group
United Kingdom
$35K 6,500 – –
Citigroup
36
Citigroup
New York
$33K 6,197 +303 +5%
DWA
37
Dorsey Wright & Associates
California
$32.9K 6,190 +6,190 New
Simplex Trading
38
Simplex Trading
Illinois
$29K 5,566 +4,702 +544%
Royal Bank of Canada
39
Royal Bank of Canada
Ontario, Canada
$21K 3,872 +812 +27%
Group One Trading
40
Group One Trading
Illinois
$21K 3,900 +2,800 +255%
NFG
41
Next Financial Group
Texas
$14K 2,600 – –
APA
42
American Portfolios Advisors
New York
$12.1K 2,280 – –
Barclays
43
Barclays
United Kingdom
$12K 2,326 +2,326 New
Osaic Holdings
44
Osaic Holdings
Arizona
$11K 2,123 – –
Wells Fargo
45
Wells Fargo
California
$10K 2,007 +1,778 +776%
JPMorgan Chase & Co
46
JPMorgan Chase & Co
New York
$7K 1,414 +1,398 +8,738%
Bank of America
47
Bank of America
North Carolina
$5K 949 +547 +136%
TRCT
48
Tower Research Capital (TRC)
New York
$3K 534 +534 New
BNP Paribas Financial Markets
49
BNP Paribas Financial Markets
France
$2.84K 534 – –
OSAM
50
O'Shaughnessy Asset Management
Connecticut
$2K 286 +286 New
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