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Mammoth Energy Services
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Overview Fund Activity

60 hedge funds and large institutions have $23.1M invested in Mammoth Energy Services in 2020 Q1 according to their latest regulatory filings, with 10 funds opening new positions, 11 increasing their positions, 26 reducing their positions, and 18 closing their positions.

Holders
60
Holders Change
-9
Holders Change %
-13.04%
% of All Funds
1.33%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
10
Increased
11
Reduced
26
Closed
18
Calls
$1K
Puts
–
Net Calls
+$1K
Net Calls Change
-$96K

Top Buyers

1
V
1
ValueWorks
New York
$2.36M
2
Invesco
2
Invesco
Georgia
$198K
3
Stifel Financial
3
Stifel Financial
Missouri
$35K
4
Bank of New York Mellon
4
Bank of New York Mellon
New York
$63K
5
FAAS
5
First Allied Advisory Services
California
$13K

Top Sellers

1
MAM
1
Monaco Asset Management
Monaco
$0
2
Boston Partners
2
Boston Partners
Massachusetts
$0
3
Russell Investments Group
3
Russell Investments Group
United Kingdom
$495K
4
Connor, Clark & Lunn Investment Management (CC&L)
4
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$0
5
Two Sigma Investments
5
Two Sigma Investments
New York
$141K
Name Market Value Shares Shares
Change 		Shares
Change %
WC
1
Wexford Capital
Florida
$16.5M 22,045,274 +1 +0%
V
2
ValueWorks
New York
$2.36M 3,144,883 +944,182 +43%
BlackRock
3
BlackRock
New York
$651K 869,610 -4,355 -0.5%
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$564K 753,157 -1,294 -0.2%
Russell Investments Group
5
Russell Investments Group
United Kingdom
$495K 662,769 -581,029 -47%
Vanguard Group
6
Vanguard Group
Pennsylvania
$360K 481,123 -4,315 -0.9%
BCM
7
Bridgeway Capital Management
Texas
$263K 351,400 -70,000 -17%
Two Sigma Advisers
8
Two Sigma Advisers
New York
$231K 309,100 -9,800 -3%
Invesco
9
Invesco
Georgia
$198K 263,281 +241,144 +1,089%
State Street
10
State Street
Massachusetts
$189K 251,860 -57,669 -19%
D.E. Shaw & Co
11
D.E. Shaw & Co
New York
$166K 221,352 -115,022 -34%
Geode Capital Management
12
Geode Capital Management
Massachusetts
$161K 215,987 +6,577 +3%
Two Sigma Investments
13
Two Sigma Investments
New York
$141K 187,790 -291,461 -61%
Northern Trust
14
Northern Trust
Illinois
$120K 161,176 -33,904 -17%
WG
15
Winton Group
United Kingdom
$75K 100,044 +2,295 +2%
Bank of New York Mellon
16
Bank of New York Mellon
New York
$63K 84,382 +42,331 +101%
SO
17
STRS Ohio
Ohio
$61K 81,800 – –
Charles Schwab
18
Charles Schwab
California
$54K 71,667 +1,139 +2%
HSBC Holdings
19
HSBC Holdings
United Kingdom
$45K 60,205 -41 -0.1%
Nuveen Asset Management
20
Nuveen Asset Management
Illinois
$40K 53,215 -2,947 -5%
AllianceBernstein
21
AllianceBernstein
Tennessee
$38K 51,200 – –
Stifel Financial
22
Stifel Financial
Missouri
$35K 47,035 +47,035 New
ZCM
23
Zebra Capital Management
Connecticut
$31K 42,508 – –
NJBEST
24
New Jersey Better Educational Savings Trust
New Jersey
$31K 41,600 – –
Wells Fargo
25
Wells Fargo
California
$27K 35,817 -55,755 -61%
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