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Mammoth Energy Services

Name Holding Trade Value Shares
Change
Change in
Stake
WC
1
Wexford Capital
Florida
$151M +$53.4K +4,204 +0%
Janus Henderson Group
2
Janus Henderson Group
$13.3M +$5.87M +462,224 +32%
Russell Investments Group
3
Russell Investments Group
United Kingdom
$13.1M +$10M +788,958 +71%
Boston Partners
4
Boston Partners
Massachusetts
$6.6M +$6.29M +495,089 +107%
BlackRock
5
BlackRock
New York
$5.94M +$274K +21,553 +3%
Vanguard Group
6
Vanguard Group
Pennsylvania
$5.02M -$2.16M -169,722 -19%
Dimensional Fund Advisors
7
Dimensional Fund Advisors
Texas
$5M +$1.92M +151,398 +26%
Principal Financial Group
8
Principal Financial Group
Iowa
$4.87M -$951K -74,851 -10%
Schroder Investment Management Group
9
Schroder Investment Management Group
United Kingdom
$4.6M +$4.07M +319,907 +92%
Hotchkis & Wiley Capital Management
10
Hotchkis & Wiley Capital Management
California
$4.31M +$5.61M +441,310 +238%
Bank of New York Mellon
11
Bank of New York Mellon
New York
$2.52M +$201K +15,795 +4%
Nuveen
12
Nuveen
North Carolina
$2.03M +$3.74M +294,510 New
Renaissance Technologies
13
Renaissance Technologies
New York
$1.85M +$2.38M +187,300 +228%
Deutsche Bank
14
Deutsche Bank
Germany
$1.83M +$2.69M +211,710 +387%
BCM
15
Bridgeway Capital Management
Texas
$1.73M
State of New Jersey Common Pension Fund D
16
State of New Jersey Common Pension Fund D
New Jersey
$1.72M +$381K +30,000 +14%
State Street
17
State Street
Massachusetts
$1.68M +$147K +11,556 +5%
Northern Trust
18
Northern Trust
Illinois
$1.54M +$17.1K +1,345 +0.6%
AllianceBernstein
19
AllianceBernstein
Tennessee
$1.37M +$484K +38,100 +24%
Geode Capital Management
20
Geode Capital Management
Massachusetts
$1.36M +$189K +14,861 +8%
Ameriprise
21
Ameriprise
Minnesota
$1.2M -$139K -10,940 -6%
First Trust Advisors
22
First Trust Advisors
Illinois
$1.17M +$585K +46,008 +37%
MCM
23
Matarin Capital Management
New York
$1.04M +$1.92M +150,721 New
AQR Capital Management
24
AQR Capital Management
Connecticut
$965K -$1.6M -125,563 -47%
D.E. Shaw & Co
25
D.E. Shaw & Co
New York
$911K +$488K +38,439 +41%