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Mammoth Energy Services
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Overview Fund Activity

136 hedge funds and large institutions have $1.02B invested in Mammoth Energy Services in 2018 Q3 according to their latest regulatory filings, with 33 funds opening new positions, 52 increasing their positions, 41 reducing their positions, and 40 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
136
Holders Change
-8
Holders Change %
-5.56%
% of All Funds
3.11%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.05%
New
33
Increased
52
Reduced
41
Closed
40
Calls
$2.89M
Puts
$3.55M
Net Calls
-$665K
Net Calls Change
-$665K

Top Buyers

1
Russell Investments Group
1
Russell Investments Group
United Kingdom
$21.6M
2
Allianz Asset Management
2
Allianz Asset Management
Germany
$13.1M
3
AQR Capital Management
3
AQR Capital Management
Connecticut
$10.9M
4
TA
4
Teachers Advisors
New York
$8.11M
5
Prudential Financial
5
Prudential Financial
New Jersey
$14.2M

Top Sellers

1
WC
1
Wexford Capital
Florida
$640M
2
CS
2
Credit Suisse
Switzerland
$240K
3
Janus Henderson Group
3
Janus Henderson Group
United Kingdom
$21.3M
4
MIM
4
Monashee Investment Management
Massachusetts
$0
5
LCM
5
Laurion Capital Management
New York
$462K
Name Holding Trade Value Shares
Change 		Shares
Change %
Geode Capital Management
26
Geode Capital Management
Massachusetts
$4.41M +$441K +15,174 +11%
Man Group
27
Man Group
United Kingdom
$4.33M +$4.33M +148,833 New
BGIM
28
Brandywine Global Investment Management
Pennsylvania
$4.24M +$4.24M +145,782 New
Invesco
29
Invesco
Georgia
$4.19M +$1.88M +64,738 +82%
TCIM
30
TIAA CREF Investment Management
New York
$4.06M +$3.42M +117,433 +536%
CEI
31
Clark Estates Inc
New York
$3.96M +$3.96M +136,000 New
Bank of America
32
Bank of America
North Carolina
$3.94M +$3.36M +115,525 +585%
MSL
33
Mackay Shields LLC
New York
$3.73M +$2.5M +85,900 +203%
AllianceBernstein
34
AllianceBernstein
Tennessee
$3.61M +$3.1M +106,430 +608%
D.E. Shaw & Co
35
D.E. Shaw & Co
New York
$3.18M +$3.18M +109,340 New
First Trust Advisors
36
First Trust Advisors
Illinois
$2.99M +$1.33M +45,591 +80%
HK
37
Horizon Kinetics
New York
$2.84M -$7.92M -272,191 -74%
Citigroup
38
Citigroup
New York
$2.71M +$2.5M +86,043 +1,195%
VIA
39
Vident Investment Advisory
Georgia
$2.64M +$2.64M +90,592 New
Ohio Public Employees Retirement System (OPERS)
40
Ohio Public Employees Retirement System (OPERS)
Ohio
$2.43M -$330K -11,334 -12%
Luther King Capital Management (LKCM)
41
Luther King Capital Management (LKCM)
Texas
$2.15M -$119K -4,090 -5%
JIR
42
James Investment Research
Ohio
$2.15M +$405K +13,920 +23%
Norges Bank
43
Norges Bank
Norway
$1.75M – – –
Wells Fargo
44
Wells Fargo
California
$1.56M -$1.03M -35,248 -40%
Goldman Sachs
45
Goldman Sachs
New York
$1.56M -$578K -19,860 -27%
MRI
46
Mad River Investors
Massachusetts
$1.55M -$128K -4,400 -8%
GCP
47
GSA Capital Partners
United Kingdom
$1.49M +$1.49M +51,127 New
BPM
48
Bowling Portfolio Management
Ohio
$1.45M -$125K -4,287 -8%
KC
49
Kepos Capital
New York
$1.42M +$905K +31,089 +175%
JPMorgan Chase & Co
50
JPMorgan Chase & Co
New York
$1.41M -$300K -10,305 -18%
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