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Mammoth Energy Services
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Overview Fund Activity

69 hedge funds and large institutions have $71.3M invested in Mammoth Energy Services in 2019 Q4 according to their latest regulatory filings, with 9 funds opening new positions, 21 increasing their positions, 31 reducing their positions, and 27 closing their positions.

Holders
69
Holders Change
-18
Holders Change %
-20.69%
% of All Funds
1.36%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
9
Increased
21
Reduced
31
Closed
27
Calls
$97K
Puts
–
Net Calls
+$97K
Net Calls Change
-$19K

Top Buyers

1
V
1
ValueWorks
New York
$4.84M
2
MAM
2
Monaco Asset Management
Monaco
$868K
3
BCM
3
Bridgeway Capital Management
Texas
$927K
4
Two Sigma Advisers
4
Two Sigma Advisers
New York
$702K
5
Two Sigma Investments
5
Two Sigma Investments
New York
$1.05M

Top Sellers

1
Hotchkis & Wiley Capital Management
1
Hotchkis & Wiley Capital Management
California
$0
2
Russell Investments Group
2
Russell Investments Group
United Kingdom
$2.73M
3
Morgan Stanley
3
Morgan Stanley
New York
$392K
4
First Trust Advisors
4
First Trust Advisors
Illinois
$64K
5
Nuveen Asset Management
5
Nuveen Asset Management
Illinois
$123K
Name Market Value Shares Shares
Change 		Shares
Change %
New York State Common Retirement Fund
51
New York State Common Retirement Fund
New York
$31K 14,100 – –
Barclays
52
Barclays
United Kingdom
$30K 13,357 +6,018 +82%
VOYA Investment Management
53
VOYA Investment Management
Georgia
$28K 12,513 +12,513 New
Allianz Asset Management
54
Allianz Asset Management
Germany
$27K 12,084 -99,727 -89%
Los Angeles Capital Management
55
Los Angeles Capital Management
California
$23K 10,590 +470 +5%
AIG
56
American International Group
New York
$18K 8,138 -68 -0.8%
MWNA
57
Marshall Wace North America
New York
$13K 6,088 +6,088 New
AIC
58
Archer Investment Corporation
Indiana
$11K 5,000 +3,000 +150%
Deutsche Bank
59
Deutsche Bank
Germany
$9K 4,578 -75,533 -94%
TRCT
60
Tower Research Capital (TRC)
New York
$8K 3,588 -10,148 -74%
BNP Paribas Financial Markets
61
BNP Paribas Financial Markets
France
$6.65K 3,021 +987 +49%
Citigroup
62
Citigroup
New York
$6K 2,607 -8,755 -77%
APA
63
American Portfolios Advisors
New York
$5.02K 2,280 +2,280 New
LTFS
64
Ladenburg Thalmann Financial Services
Florida
$5K 2,123 – –
Legal & General Group
65
Legal & General Group
United Kingdom
$5K 2,095 – –
Bank of Montreal
66
Bank of Montreal
Ontario, Canada
$4K 1,726 +30 +2%
Group One Trading
67
Group One Trading
Illinois
$3K 1,256 -13,300 -91%
AIP
68
Ameritas Investment Partners
Nebraska
$2K 1,056 – –
BCA
69
Berman Capital Advisors
Georgia
$2K 971 +971 New
Hotchkis & Wiley Capital Management
70
Hotchkis & Wiley Capital Management
California
– – -915,560 Closed
Janus Henderson Group
71
Janus Henderson Group
United Kingdom
– – -194,597 Closed
Ameriprise
72
Ameriprise
Minnesota
– – -193,320 Closed
AAP
73
Ardsley Advisory Partners
Connecticut
– – -100,000 Closed
AQR Capital Management
74
AQR Capital Management
Connecticut
– – -84,069 Closed
Walleye Capital
75
Walleye Capital
New York
– – -77,759 Closed
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