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Mammoth Energy Services
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Overview Fund Activity

46 hedge funds and large institutions have $22.1M invested in Mammoth Energy Services in 2021 Q3 according to their latest regulatory filings, with 2 funds opening new positions, 12 increasing their positions, 17 reducing their positions, and 7 closing their positions.

Holders
46
Holders Change
-6
Holders Change %
-11.54%
% of All Funds
0.81%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.02%
New
2
Increased
12
Reduced
17
Closed
7
Calls
$17K
Puts
$65K
Net Calls
-$48K
Net Calls Change
-$14K

Top Buyers

1
RA
1
Royce & Associates
New York
$2.41M
2
EWA
2
Exencial Wealth Advisors
Oklahoma
$715K
3
Russell Investments Group
3
Russell Investments Group
United Kingdom
$525K
4
V
4
ValueWorks
New York
$10.4M
5
Boston Partners
5
Boston Partners
Massachusetts
$222K

Top Sellers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$1.48M
2
Acadian Asset Management
2
Acadian Asset Management
Massachusetts
$0
3
Renaissance Technologies
3
Renaissance Technologies
New York
$407K
4
Two Sigma Investments
4
Two Sigma Investments
New York
$0
5
Two Sigma Advisers
5
Two Sigma Advisers
New York
$257K
Name Market Value Shares Shares
Change 		Shares
Change %
V
1
ValueWorks
New York
$10.4M 3,579,579 +66,708 +2%
RA
2
Royce & Associates
New York
$2.41M 827,790 +761,814 +1,155%
Vanguard Group
3
Vanguard Group
Pennsylvania
$1.48M 508,130 -345,211 -40%
BCM
4
Bridgeway Capital Management
Texas
$1.46M 501,016 +24,516 +5%
Geode Capital Management
5
Geode Capital Management
Massachusetts
$880K 302,684 -7,685 -2%
EWA
6
Exencial Wealth Advisors
Oklahoma
$715K 245,777 +245,777 New
BlackRock
7
BlackRock
New York
$651K 224,005 +22,490 +11%
Russell Investments Group
8
Russell Investments Group
United Kingdom
$525K 180,917 +140,662 +349%
Dimensional Fund Advisors
9
Dimensional Fund Advisors
Texas
$473K 162,623 -34,407 -17%
Renaissance Technologies
10
Renaissance Technologies
New York
$407K 139,972 -82,552 -37%
Bank of New York Mellon
11
Bank of New York Mellon
New York
$265K 91,232 – –
Two Sigma Advisers
12
Two Sigma Advisers
New York
$257K 88,400 -52,800 -37%
Boston Partners
13
Boston Partners
Massachusetts
$222K 76,378 +28,653 +60%
State Street
14
State Street
Massachusetts
$206K 70,714 +18,307 +35%
Stifel Financial
15
Stifel Financial
Missouri
$162K 55,572 – –
Cambridge Investment Research Advisors
16
Cambridge Investment Research Advisors
Iowa
$160K 55,029 – –
WG
17
Winton Group
United Kingdom
$157K 53,943 -6,378 -11%
Northern Trust
18
Northern Trust
Illinois
$147K 50,477 -26,516 -34%
Squarepoint
19
Squarepoint
New York
$133K 45,576 -40,224 -47%
Millennium Management
20
Millennium Management
New York
$130K 44,696 -39,640 -47%
T. Rowe Price Associates
21
T. Rowe Price Associates
Maryland
$116K 39,800 – –
Invesco
22
Invesco
Georgia
$114K 39,067 +1,364 +4%
Susquehanna International Group
23
Susquehanna International Group
Pennsylvania
$86K 29,662 +16,657 +128%
Morgan Stanley
24
Morgan Stanley
New York
$77K 26,730 -36,338 -58%
NSEDCP
25
NJ State Employees Deferred Compensation Plan
New Jersey
$70K 24,000 – –
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