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Mammoth Energy Services

Name Holding Trade Value Shares
Change
Change in
Stake
WC
1
Wexford Capital
Florida
$491M
Janus Henderson Group
2
Janus Henderson Group
$44.8M -$16.3M -895,232 -28%
Principal Financial Group
3
Principal Financial Group
Iowa
$10.9M -$44.1K -2,421 -0.4%
BlackRock
4
BlackRock
New York
$8.8M -$299K -16,440 -4%
Vanguard Group
5
Vanguard Group
Pennsylvania
$8.53M +$118K +6,470 +2%
CAM
6
Cortina Asset Management
Wisconsin
$6.74M +$1.37M +75,127 +28%
TAM
7
THB Asset Management
Connecticut
$5.04M +$596K +32,702 +15%
RA
8
Royce & Associates
New York
$3.65M +$283K +15,518 +9%
Russell Investments Group
9
Russell Investments Group
United Kingdom
$3.2M -$73.5K -4,036 -2%
Boston Partners
10
Boston Partners
Massachusetts
$2.96M +$50.5K +2,771 +2%
Millennium Management
11
Millennium Management
New York
$2.92M +$2.71M +148,934 New
CA
12
CastleArk Alternatives
Illinois
$2.64M +$2.45M +134,336 New
NC
13
Northpointe Capital
Michigan
$2.61M +$2M +109,985 +475%
State Street
14
State Street
Massachusetts
$2.46M +$189K +10,385 +9%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$2.44M +$36.6K +2,011 +2%
Franklin Resources
16
Franklin Resources
California
$2.32M -$521K -28,598 -20%
American Century Companies
17
American Century Companies
Missouri
$1.99M -$11.8M -645,733 -86%
CM
18
Castleark Management
Illinois
$1.94M +$371K +20,350 +26%
Northern Trust
19
Northern Trust
Illinois
$1.9M -$6.92K -380 -0.4%
Victory Capital Management
20
Victory Capital Management
Texas
$1.54M +$126K +6,914 +10%
Charles Schwab
21
Charles Schwab
California
$1.45M +$775K +42,553 +136%
ZIM
22
Zacks Investment Management
Illinois
$1.13M +$1.05M +57,522 New
Wells Fargo
23
Wells Fargo
California
$1.09M +$259K +14,231 +35%
Luther King Capital Management (LKCM)
24
Luther King Capital Management (LKCM)
Texas
$1.07M +$546K +30,000 +122%
Invesco
25
Invesco
Georgia
$1.03M +$956K +52,491 New