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Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities held by the Wexford Entities and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein. 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Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities held by the Wexford Entities and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein. 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Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities held by the Wexford Entities and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein.  The Reporting Persons may be deemed to be directors by deputization by virtue of Paul Jacobi, an employee of Wexford Capital, serving as a director of the Issuer."}],"balance_after":21690075,"source":{"system":"sec-edgar","filing":"0001048462-24-000010","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846224000010/form4.xml","form_type":"4"}},{"id":2226070,"issuer":{"id":6519,"kind":"organization","name":"MAMMOTH ENERGY SERVICES, INC.","symbol":"TUSK"},"owners":[{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":1,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"ten_percent_owner":true}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":2,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":3,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"ten_percent_owner":true}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":4,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"ten_percent_owner":true}}],"security":"Common Stock","published_at":"2022-06-21T20:32:56.000Z","date":"2022-06-17","kind":"purchase","acquired":true,"shares":10382,"price":2.1747,"value":22577.7354,"ownership":{"direct":false,"nature":"See footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents a weighted average price. These shares of common stock were purchased in multiple transactions at prices ranging from $2.1745 to $2.1749, inclusive. The Reporting Persons, as defined below, undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth herein"},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Wexford Capital LP (\"Wexford Capital\") may, by reason of its status as (i) sub-advisor of each of Wexford Spectrum Trading Limited (\"WST\") and Wexford Catalyst Trading Limited (\"WCT\") and (ii) manager of each of Wexford Focused Investors LLC (\"WFI\") and MEH SUB LLC (\"MEH\", and together with WST, WCT and WFI, the \"Wexford Entities\"), be deemed to own beneficially the securities held by the Wexford Entities. Wexford GP LLC (\"Wexford GP\") may, as the General Partner of Wexford Capital, be deemed to own beneficially the securities held by the Wexford Entities. Each of Charles E. Davidson (\"Davidson\") and Joseph M. Jacobs (\"Jacobs\", and together with the Wexford Entities, Wexford Capital, Wexford GP and Davidson, the \"Reporting Persons\") may, by reason of his status as a controlling person of Wexford GP, be deemed to own beneficially the securities held by the Wexford Entities."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Each of Wexford Capital, Wexford GP, Davidson and Jacobs share the power to vote and to dispose of the securities held by the Wexford Entities. Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities held by the Wexford Entities and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein.  The Reporting Persons may be deemed to be directors by deputization by virtue of Paul Jacobi and Arthur Amron, each an employee of Wexford Capital, serving as directors of the Issuer."}],"balance_after":22434125,"source":{"system":"sec-edgar","filing":"0001048462-22-000021","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846222000021/form4.xml","form_type":"4"}},{"id":2226069,"issuer":{"id":6519,"kind":"organization","name":"MAMMOTH ENERGY SERVICES, INC.","symbol":"TUSK"},"owners":[{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":1,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"ten_percent_owner":true}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":2,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":3,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"ten_percent_owner":true}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":4,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"ten_percent_owner":true}}],"security":"Common Stock","published_at":"2022-06-21T20:32:56.000Z","date":"2022-06-16","kind":"purchase","acquired":true,"shares":35000,"price":2.1257,"value":74399.5,"ownership":{"direct":false,"nature":"See footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents a weighted average price. These shares of common stock were purchased in multiple transactions at prices ranging from $2.1098 to $2.1452, inclusive. The Reporting Persons, as defined below, undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Wexford Capital LP (\"Wexford Capital\") may, by reason of its status as (i) sub-advisor of each of Wexford Spectrum Trading Limited (\"WST\") and Wexford Catalyst Trading Limited (\"WCT\") and (ii) manager of each of Wexford Focused Investors LLC (\"WFI\") and MEH SUB LLC (\"MEH\", and together with WST, WCT and WFI, the \"Wexford Entities\"), be deemed to own beneficially the securities held by the Wexford Entities. Wexford GP LLC (\"Wexford GP\") may, as the General Partner of Wexford Capital, be deemed to own beneficially the securities held by the Wexford Entities. Each of Charles E. Davidson (\"Davidson\") and Joseph M. Jacobs (\"Jacobs\", and together with the Wexford Entities, Wexford Capital, Wexford GP and Davidson, the \"Reporting Persons\") may, by reason of his status as a controlling person of Wexford GP, be deemed to own beneficially the securities held by the Wexford Entities."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Each of Wexford Capital, Wexford GP, Davidson and Jacobs share the power to vote and to dispose of the securities held by the Wexford Entities. Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities held by the Wexford Entities and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein.  The Reporting Persons may be deemed to be directors by deputization by virtue of Paul Jacobi and Arthur Amron, each an employee of Wexford Capital, serving as directors of the Issuer."}],"balance_after":22423743,"source":{"system":"sec-edgar","filing":"0001048462-22-000021","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846222000021/form4.xml","form_type":"4"}},{"id":2231852,"issuer":{"id":6519,"kind":"organization","name":"MAMMOTH ENERGY SERVICES, INC.","symbol":"TUSK"},"owners":[{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":1,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"ten_percent_owner":true}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":2,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":3,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"ten_percent_owner":true}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":4,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"ten_percent_owner":true}}],"security":"Common Stock","published_at":"2022-06-15T20:37:09.000Z","date":"2022-06-15","kind":"purchase","acquired":true,"shares":5100,"price":2.2309,"value":11377.59,"ownership":{"direct":false,"nature":"See footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents a weighted average price. These shares of common stock were purchased in multiple transactions at prices ranging from $2.2292 to $2.2326, inclusive. The Reporting Persons, as defined below, undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth herein"},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Wexford Capital LP (\"Wexford Capital\") may, by reason of its status as (i) sub-advisor of each of Wexford Spectrum Trading Limited (\"WST\") and Wexford Catalyst Trading Limited (\"WCT\") and (ii) manager of each of Wexford Focused Investors LLC (\"WFI\") and MEH SUB LLC (\"MEH\", and together with WST, WCT and WFI, the \"Wexford Entities\"), be deemed to own beneficially the securities held by the Wexford Entities. Wexford GP LLC (\"Wexford GP\") may, as the General Partner of Wexford Capital, be deemed to own beneficially the securities held by the Wexford Entities. Each of Charles E. Davidson (\"Davidson\") and Joseph M. Jacobs (\"Jacobs\", and together with the Wexford Entities, Wexford Capital, Wexford GP and Davidson, the \"Reporting Persons\") may, by reason of his status as a controlling person of Wexford GP, be deemed to own beneficially the securities held by the Wexford Entities."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Each of Wexford Capital, Wexford GP, Davidson and Jacobs share the power to vote and to dispose of the securities held by the Wexford Entities. Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities held by the Wexford Entities and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein.  The Reporting Persons may be deemed to be directors by deputization by virtue of Paul Jacobi and Arthur Amron, each an employee of Wexford Capital, serving as directors of the Issuer."}],"balance_after":22388743,"source":{"system":"sec-edgar","filing":"0001048462-22-000018","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846222000018/form4.xml","form_type":"4"}},{"id":2231851,"issuer":{"id":6519,"kind":"organization","name":"MAMMOTH ENERGY SERVICES, INC.","symbol":"TUSK"},"owners":[{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":1,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"ten_percent_owner":true}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":2,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":3,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"ten_percent_owner":true}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":4,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"ten_percent_owner":true}}],"security":"Common Stock","published_at":"2022-06-15T20:37:09.000Z","date":"2022-06-14","kind":"purchase","acquired":true,"shares":20600,"price":2.2799,"value":46965.94,"ownership":{"direct":false,"nature":"See footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents a weighted average price. These shares of common stock were purchased in multiple transactions at prices ranging from $2.2638 to $2.2969, inclusive. The Reporting Persons, as defined below, undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Wexford Capital LP (\"Wexford Capital\") may, by reason of its status as (i) sub-advisor of each of Wexford Spectrum Trading Limited (\"WST\") and Wexford Catalyst Trading Limited (\"WCT\") and (ii) manager of each of Wexford Focused Investors LLC (\"WFI\") and MEH SUB LLC (\"MEH\", and together with WST, WCT and WFI, the \"Wexford Entities\"), be deemed to own beneficially the securities held by the Wexford Entities. Wexford GP LLC (\"Wexford GP\") may, as the General Partner of Wexford Capital, be deemed to own beneficially the securities held by the Wexford Entities. Each of Charles E. Davidson (\"Davidson\") and Joseph M. Jacobs (\"Jacobs\", and together with the Wexford Entities, Wexford Capital, Wexford GP and Davidson, the \"Reporting Persons\") may, by reason of his status as a controlling person of Wexford GP, be deemed to own beneficially the securities held by the Wexford Entities."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Each of Wexford Capital, Wexford GP, Davidson and Jacobs share the power to vote and to dispose of the securities held by the Wexford Entities. Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities held by the Wexford Entities and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein.  The Reporting Persons may be deemed to be directors by deputization by virtue of Paul Jacobi and Arthur Amron, each an employee of Wexford Capital, serving as directors of the Issuer."}],"balance_after":22383643,"source":{"system":"sec-edgar","filing":"0001048462-22-000018","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846222000018/form4.xml","form_type":"4"}},{"id":2231850,"issuer":{"id":6519,"kind":"organization","name":"MAMMOTH ENERGY SERVICES, INC.","symbol":"TUSK"},"owners":[{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":1,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"ten_percent_owner":true}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":2,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":3,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"ten_percent_owner":true}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":4,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"ten_percent_owner":true}}],"security":"Common Stock","published_at":"2022-06-15T20:37:09.000Z","date":"2022-06-13","kind":"purchase","acquired":true,"shares":25102,"price":2.3505,"value":59002.251,"ownership":{"direct":false,"nature":"See footnotes"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Wexford Capital LP (\"Wexford Capital\") may, by reason of its status as (i) sub-advisor of each of Wexford Spectrum Trading Limited (\"WST\") and Wexford Catalyst Trading Limited (\"WCT\") and (ii) manager of each of Wexford Focused Investors LLC (\"WFI\") and MEH SUB LLC (\"MEH\", and together with WST, WCT and WFI, the \"Wexford Entities\"), be deemed to own beneficially the securities held by the Wexford Entities. Wexford GP LLC (\"Wexford GP\") may, as the General Partner of Wexford Capital, be deemed to own beneficially the securities held by the Wexford Entities. Each of Charles E. Davidson (\"Davidson\") and Joseph M. Jacobs (\"Jacobs\", and together with the Wexford Entities, Wexford Capital, Wexford GP and Davidson, the \"Reporting Persons\") may, by reason of his status as a controlling person of Wexford GP, be deemed to own beneficially the securities held by the Wexford Entities."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Each of Wexford Capital, Wexford GP, Davidson and Jacobs share the power to vote and to dispose of the securities held by the Wexford Entities. Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities held by the Wexford Entities and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein.  The Reporting Persons may be deemed to be directors by deputization by virtue of Paul Jacobi and Arthur Amron, each an employee of Wexford Capital, serving as directors of the Issuer."}],"balance_after":22363043,"source":{"system":"sec-edgar","filing":"0001048462-22-000018","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846222000018/form4.xml","form_type":"4"}},{"id":2236727,"issuer":{"id":6519,"kind":"organization","name":"MAMMOTH ENERGY SERVICES, INC.","symbol":"TUSK"},"owners":[{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":1,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"ten_percent_owner":true}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":2,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":3,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"ten_percent_owner":true}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":4,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"ten_percent_owner":true}}],"security":"Common Stock","published_at":"2022-06-10T20:34:17.000Z","date":"2022-06-10","kind":"purchase","acquired":true,"shares":54779,"price":2.4555,"value":134509.8345,"ownership":{"direct":false,"nature":"See footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Represents a weighted average price. These shares of common stock were purchased in multiple transactions at prices ranging from $2.4497 to $2.4566, inclusive. The Reporting Persons, as defined below, undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth herein"},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Wexford Capital LP (\"Wexford Capital\") may, by reason of its status as (i) sub-advisor of each of Wexford Spectrum Trading Limited (\"WST\") and Wexford Catalyst Trading Limited (\"WCT\") and (ii) manager of each of Wexford Focused Investors LLC (\"WFI\") and MEH SUB LLC (\"MEH\", and together with WST, WCT and WFI, the \"Wexford Entities\"), be deemed to own beneficially the securities held by the Wexford Entities. Wexford GP LLC (\"Wexford GP\") may, as the General Partner of Wexford Capital, be deemed to own beneficially the securities held by the Wexford Entities. Each of Charles E. Davidson (\"Davidson\") and Joseph M. Jacobs (\"Jacobs\", and together with the Wexford Entities, Wexford Capital, Wexford GP and Davidson, the \"Reporting Persons\") may, by reason of his status as a controlling person of Wexford GP, be deemed to own beneficially the securities held by the Wexford Entities."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Each of Wexford Capital, Wexford GP, Davidson and Jacobs share the power to vote and to dispose of the securities held by the Wexford Entities. Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities held by the Wexford Entities and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein.  The Reporting Persons may be deemed to be directors by deputization by virtue of Paul Jacobi and Arthur Amron, each an employee of Wexford Capital, serving as directors of the Issuer."}],"balance_after":22337941,"source":{"system":"sec-edgar","filing":"0001048462-22-000011","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846222000011/form4.xml","form_type":"4"}},{"id":2236726,"issuer":{"id":6519,"kind":"organization","name":"MAMMOTH ENERGY SERVICES, INC.","symbol":"TUSK"},"owners":[{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":1,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"ten_percent_owner":true}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":2,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":3,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"ten_percent_owner":true}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":4,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"ten_percent_owner":true}}],"security":"Common Stock","published_at":"2022-06-10T20:34:17.000Z","date":"2022-06-09","kind":"purchase","acquired":true,"shares":27489,"price":2.4797,"value":68164.4733,"ownership":{"direct":false,"nature":"See footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents a weighted average price. These shares of common stock were purchased in multiple transactions at prices ranging from $2.4646 to $2.4846, inclusive. The Reporting Persons, as defined below, undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Wexford Capital LP (\"Wexford Capital\") may, by reason of its status as (i) sub-advisor of each of Wexford Spectrum Trading Limited (\"WST\") and Wexford Catalyst Trading Limited (\"WCT\") and (ii) manager of each of Wexford Focused Investors LLC (\"WFI\") and MEH SUB LLC (\"MEH\", and together with WST, WCT and WFI, the \"Wexford Entities\"), be deemed to own beneficially the securities held by the Wexford Entities. Wexford GP LLC (\"Wexford GP\") may, as the General Partner of Wexford Capital, be deemed to own beneficially the securities held by the Wexford Entities. Each of Charles E. Davidson (\"Davidson\") and Joseph M. Jacobs (\"Jacobs\", and together with the Wexford Entities, Wexford Capital, Wexford GP and Davidson, the \"Reporting Persons\") may, by reason of his status as a controlling person of Wexford GP, be deemed to own beneficially the securities held by the Wexford Entities."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Each of Wexford Capital, Wexford GP, Davidson and Jacobs share the power to vote and to dispose of the securities held by the Wexford Entities. Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities held by the Wexford Entities and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein.  The Reporting Persons may be deemed to be directors by deputization by virtue of Paul Jacobi and Arthur Amron, each an employee of Wexford Capital, serving as directors of the Issuer."}],"balance_after":22283162,"source":{"system":"sec-edgar","filing":"0001048462-22-000011","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846222000011/form4.xml","form_type":"4"}},{"id":2236725,"issuer":{"id":6519,"kind":"organization","name":"MAMMOTH ENERGY SERVICES, INC.","symbol":"TUSK"},"owners":[{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":1,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"ten_percent_owner":true}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":2,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":3,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"ten_percent_owner":true}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":4,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"ten_percent_owner":true}}],"security":"Common Stock","published_at":"2022-06-10T20:34:17.000Z","date":"2022-06-08","kind":"purchase","acquired":true,"shares":15500,"price":2.4972,"value":38706.6,"ownership":{"direct":false,"nature":"See footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents a weighted average price. These shares of common stock were purchased in multiple transactions at prices ranging from $2.4640 to $2.4983, inclusive. The Reporting Persons, as defined below, undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Wexford Capital LP (\"Wexford Capital\") may, by reason of its status as (i) sub-advisor of each of Wexford Spectrum Trading Limited (\"WST\") and Wexford Catalyst Trading Limited (\"WCT\") and (ii) manager of each of Wexford Focused Investors LLC (\"WFI\") and MEH SUB LLC (\"MEH\", and together with WST, WCT and WFI, the \"Wexford Entities\"), be deemed to own beneficially the securities held by the Wexford Entities. Wexford GP LLC (\"Wexford GP\") may, as the General Partner of Wexford Capital, be deemed to own beneficially the securities held by the Wexford Entities. Each of Charles E. Davidson (\"Davidson\") and Joseph M. Jacobs (\"Jacobs\", and together with the Wexford Entities, Wexford Capital, Wexford GP and Davidson, the \"Reporting Persons\") may, by reason of his status as a controlling person of Wexford GP, be deemed to own beneficially the securities held by the Wexford Entities."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Each of Wexford Capital, Wexford GP, Davidson and Jacobs share the power to vote and to dispose of the securities held by the Wexford Entities. Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities held by the Wexford Entities and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein.  The Reporting Persons may be deemed to be directors by deputization by virtue of Paul Jacobi and Arthur Amron, each an employee of Wexford Capital, serving as directors of the Issuer."}],"balance_after":22255673,"source":{"system":"sec-edgar","filing":"0001048462-22-000011","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846222000011/form4.xml","form_type":"4"}},{"id":2684499,"issuer":{"id":7279,"kind":"organization","name":"NEPHROS INC","symbol":"NEPH"},"owners":[{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":1,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":2,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":3,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":4,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock Warrants","published_at":"2021-06-03T20:41:10.000Z","date":"2021-06-01","kind":"other","acquired":false,"shares":66667,"price":2.7,"value":180000.9,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Wexford Capital LP (\"Wexford Capital\") may, by reason of its status as (i) investment manager of WP11, (ii) manager of WPIC2 and (iii) sub-advisor of WST, be deemed to own beneficially the securities held by the Wexford Entities and WST. Wexford GP LLC (\"Wexford GP\") may, as the General Partner of Wexford Capital, be deemed to own beneficially the securities held by the Wexford Entities and WST. Each of Charles E. Davidson (\"Davidson\") and Joseph M. Jacobs (\"Jacobs\", and together with Wexford Capital, Wexford GP and Davidson, the \"Reporting Persons\") may, by reason of his status as a controlling person of Wexford GP and Wexford Advisors, be deemed to own beneficially the securities held by the Wexford Entities, Wexford Advisors and WST."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Each of Wexford Capital, Wexford GP, Davidson and Jacobs share the power to vote and to dispose of the securities beneficially owned by the Wexford Entities and WST. Each of Davidson and Jacobs share the power to vote and to dispose of the securities beneficially owned by Wexford Advisors. Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities owned by the Wexford Entities, Wexford Advisors and/or WST, as applicable, and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein. 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Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities owned by the Wexford Entities, Wexford Advisors and/or WST, as applicable, and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein. The Reporting Persons may be deemed to be directors by deputization by virtue of Arthur Amron, an employee of Wexford Capital, serving as a director of the Issuer."}],"balance_after":3544492,"source":{"system":"sec-edgar","filing":"0000902664-21-002989","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000090266421002989/ownership.xml","form_type":"4"}},{"id":2891017,"issuer":{"id":7279,"kind":"organization","name":"NEPHROS INC","symbol":"NEPH"},"owners":[{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":1,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"ten_percent_owner":true}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":2,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES 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Wexford GP LLC (\"Wexford GP\") may, as the General Partner of Wexford Capital, be deemed to own beneficially the securities held by the Wexford Entities. Each of Charles E. Davidson (\"Davidson\") and Joseph M. Jacobs (\"Jacobs\", and together with Wexford Capital, Wexford GP and Davidson, the \"Reporting Persons\") may, by reason of his status as a controlling person of Wexford GP and Wexford Advisors, be deemed to own beneficially the securities held by the Wexford Entities and Wexford Advisors."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Each of Wexford Capital, Wexford GP, Davidson and Jacobs share the power to vote and to dispose of the securities beneficially owned by the Wexford Entities.  Each of Davidson and Jacobs share the power to vote and to dispose of the securities beneficially owned by Wexford Advisors. Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities owned by the Wexford Entities and/or Wexford Advisors, as applicable, and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein. The Reporting Persons may be deemed to be directors by deputization by virtue of Arthur Amron and Paul Mieyal, each an employee of Wexford Capital, serving as directors of the Issuer."}],"balance_after":3605471,"source":{"system":"sec-edgar","filing":"0001048462-20-000017","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846220000017/form4.xml","form_type":"4"}},{"id":3361711,"issuer":{"id":6519,"kind":"organization","name":"MAMMOTH ENERGY SERVICES, INC.","symbol":"TUSK"},"owners":[{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":1,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"ten_percent_owner":true}},{"id":153614,"kind":"person","name":"Wexford Catalyst Trading LTD","position":2,"cik":"0001415181","reported_name":"Wexford Catalyst Trading LTD","relationship":{"director":true,"ten_percent_owner":true}},{"id":153615,"kind":"person","name":"Wexford Spectrum Trading LTD","position":3,"cik":"0001415180","reported_name":"Wexford Spectrum Trading LTD","relationship":{"director":true,"ten_percent_owner":true}},{"id":153616,"kind":"person","name":"MEH SUB LLC","position":4,"cik":"0001710079","reported_name":"MEH SUB LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":5,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":6,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"ten_percent_owner":true}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":7,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"ten_percent_owner":true}}],"security":"Common Stock","published_at":"2019-11-22T22:35:10.000Z","date":"2019-11-20","kind":"purchase","acquired":true,"shares":16692,"price":1.3281,"value":22168.6452,"ownership":{"direct":false,"nature":"See footnotes"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the common stock of the Issuer acquired by Wexford Catalyst Trading Limited (\"WCT\")."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents a weighted average price. These shares of common stock were purchased in multiple transactions at prices ranging from $1.3058 to $1.3494, inclusive. The Reporting Persons, as defined below, undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth herein."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Represents the common stock of the Issuer held in the aggregate by Wexford Spectrum Trading Limited (\"WST\"), WCT, MEH SUB LLC (\"MEH\", and together with WST and WCT, the \"Wexford Entities\") and Wexford Capital LP (\"Wexford Capital\")."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"Wexford Capital may, by reason of its status as (i) sub-advisor of each of WST and WCT and (ii) manager of MEH, be deemed to own beneficially the securities of which the Wexford Entities possess beneficial ownership. Wexford GP LLC (\"Wexford GP\") may, as the General Partner of Wexford Capital, be deemed to own beneficially the securities of which the Wexford Entities possess beneficial ownership. Each of Charles E. Davidson (\"Davidson\") and Joseph M. Jacobs (\"Jacobs\", and together with the Wexford Entities, Wexford Capital, Wexford GP and Davidson, the \"Reporting Persons\") may, by reason of his status as a controlling person of Wexford GP, be deemed to own beneficially the securities of which the Wexford Entities possess beneficial ownership."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F5","text":"Each of Wexford Capital, Wexford GP, Davidson and Jacobs share the power to vote and to dispose of the securities beneficially owned by the Wexford Entities. Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities owned by the Wexford Entities and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein.  The Reporting Persons may be deemed to be directors by deputization by virtue of Marc McCarthy and Arthur Amron, each an employee of Wexford Capital, serving as directors of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Represents the common stock of the Issuer acquired by Wexford Catalyst Trading Limited (\"WCT\")."}],"balance_after":22045273,"source":{"system":"sec-edgar","filing":"0001048462-19-000065","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846219000065/form4.xml","form_type":"4"}},{"id":3370405,"issuer":{"id":6519,"kind":"organization","name":"MAMMOTH ENERGY SERVICES, INC.","symbol":"TUSK"},"owners":[{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":1,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"ten_percent_owner":true}},{"id":153615,"kind":"person","name":"Wexford Spectrum Trading LTD","position":2,"cik":"0001415180","reported_name":"Wexford Spectrum Trading LTD","relationship":{"director":true,"ten_percent_owner":true}},{"id":153614,"kind":"person","name":"Wexford Catalyst Trading LTD","position":3,"cik":"0001415181","reported_name":"Wexford Catalyst Trading LTD","relationship":{"director":true,"ten_percent_owner":true}},{"id":153616,"kind":"person","name":"MEH SUB LLC","position":4,"cik":"0001710079","reported_name":"MEH SUB LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":5,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":6,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"ten_percent_owner":true}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":7,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"ten_percent_owner":true}}],"security":"Common Stock","published_at":"2019-11-15T22:10:15.000Z","date":"2019-11-13","kind":"purchase","acquired":true,"shares":35904,"price":1.3617,"value":48890.4768,"ownership":{"direct":false,"nature":"See footnotes"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the common stock of the Issuer acquired in the aggregate by Wexford Spectrum Trading Limited (\"WST\") and Wexford Catalyst Trading Limited (\"WCT\")."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents a weighted average price. These shares of common stock were purchased in multiple transactions at prices ranging from $1.3600 to $1.3629, inclusive. The Reporting Persons, as defined below, undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth herein."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Represents the common stock of the Issuer held in the aggregate by WST, WCT, MEH SUB LLC (\"MEH\", and together with WST and WCT, the \"Wexford Entities\") and Wexford Capital LP (\"Wexford Capital\")."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"Wexford Capital may, by reason of its status as (i) sub-advisor of each of WST and WCT and (ii) manager of MEH, be deemed to own beneficially the securities of which the Wexford Entities possess beneficial ownership. Wexford GP LLC (\"Wexford GP\") may, as the General Partner of Wexford Capital, be deemed to own beneficially the securities of which the Wexford Entities possess beneficial ownership. Each of Charles E. Davidson (\"Davidson\") and Joseph M. Jacobs (\"Jacobs\", and together with the Wexford Entities, Wexford Capital, Wexford GP and Davidson, the \"Reporting Persons\") may, by reason of his status as a controlling person of Wexford GP, be deemed to own beneficially the securities of which the Wexford Entities possess beneficial ownership."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F5","text":"Each of Wexford Capital, Wexford GP, Davidson and Jacobs share the power to vote and to dispose of the securities beneficially owned by the Wexford Entities. Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities owned by the Wexford Entities and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein.  The Reporting Persons may be deemed to be directors by deputization by virtue of Marc McCarthy and Arthur Amron, each an employee of Wexford Capital, serving as directors of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Represents the common stock of the Issuer acquired in the aggregate by Wexford Spectrum Trading Limited (\"WST\") and Wexford Catalyst Trading Limited (\"WCT\")."}],"balance_after":22028581,"source":{"system":"sec-edgar","filing":"0001048462-19-000063","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846219000063/form4.xml","form_type":"4"}},{"id":3857121,"issuer":{"id":6519,"kind":"organization","name":"MAMMOTH ENERGY SERVICES, INC.","symbol":"TUSK"},"owners":[{"id":153616,"kind":"person","name":"MEH SUB LLC","position":1,"cik":"0001710079","reported_name":"MEH SUB LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":2,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"ten_percent_owner":true}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":3,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":4,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"ten_percent_owner":true}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":5,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"ten_percent_owner":true}}],"security":"Common Stock","published_at":"2018-08-01T21:10:05.000Z","date":"2018-07-30","kind":"sale","acquired":false,"shares":266026,"price":38.01,"value":10111648.26,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"These shares of common stock of the Issuer were sold by MEH SUB LLC (\"MEH\") to the underwriters in a secondary public offering of the common stock at a price of $38.01 per share, in connection with the underwriters' partial exercise of their option to purchase additional shares of the Issuer's common stock from MEH and the other selling stockholder granted by such selling stockholders in the previously reported June 2018 secondary offering (the \"Option Exercise\"). The Option Exercise closed on July 30, 2018. Other material terms of the Offering are described in the Form 424B5, dated June 19, 2018, filed by the Issuer with the SEC on June 28, 2018."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"These shares of common stock of the Issuer were sold by MEH SUB LLC (\"MEH\") to the underwriters in a secondary public offering of the common stock at a price of $38.01 per share, in connection with the underwriters' partial exercise of their option to purchase additional shares of the Issuer's common stock from MEH and the other selling stockholder granted by such selling stockholders in the previously reported June 2018 secondary offering (the \"Option Exercise\"). The Option Exercise closed on July 30, 2018. Other material terms of the Offering are described in the Form 424B5, dated June 19, 2018, filed by the Issuer with the SEC on June 28, 2018."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"Wexford Capital may, by reason of its status as manager of MEH, be deemed to own beneficially the securities of which MEH possesses beneficial ownership. Wexford GP LLC (\"Wexford GP\") may, as the General Partner of Wexford Capital, be deemed to own beneficially the securities of which MEH possesses beneficial ownership. Each of Charles E. Davidson (\"Davidson\") and Joseph M. Jacobs (\"Jacobs\") may, by reason of his status as a controlling person of Wexford GP, be deemed to own beneficially the securities of which MEH possesses beneficial ownership. Each of Wexford Capital, Wexford GP, Davidson and Jacobs share the power to vote and to dispose of the securities beneficially owned by MEH. Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities owned by MEH and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein."}],"balance_after":21978893,"source":{"system":"sec-edgar","filing":"0001048462-18-000035","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846218000035/form4.xml","form_type":"4"}},{"id":3876554,"issuer":{"id":6519,"kind":"organization","name":"MAMMOTH ENERGY SERVICES, INC.","symbol":"TUSK"},"owners":[{"id":153616,"kind":"person","name":"MEH SUB LLC","position":1,"cik":"0001710079","reported_name":"MEH SUB LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":2,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"ten_percent_owner":true}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":3,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":4,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"ten_percent_owner":true}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":5,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"ten_percent_owner":true}}],"security":"Common Stock","published_at":"2018-07-03T18:43:38.000Z","date":"2018-06-29","kind":"sale","acquired":false,"shares":2764400,"price":38.01,"value":105074844.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"These shares of common stock of the Issuer were sold by MEH SUB LLC (\"MEH\") to the underwriters in a secondary public offering of the common stock (the \"Offering\") at a price of $38.01 per share, which Offering closed on June 29, 2018. Other material terms of the Offering are described in the Form 424B5, dated June 19, 2018, filed by the Issuer with the SEC on June 28, 2018."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"These shares of common stock of the Issuer were sold by MEH SUB LLC (\"MEH\") to the underwriters in a secondary public offering of the common stock (the \"Offering\") at a price of $38.01 per share, which Offering closed on June 29, 2018. Other material terms of the Offering are described in the Form 424B5, dated June 19, 2018, filed by the Issuer with the SEC on June 28, 2018."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"Wexford Capital may, by reason of its status as manager of MEH, be deemed to own beneficially the securities of which MEH possesses beneficial ownership. Wexford GP LLC (\"Wexford GP\") may, as the General Partner of Wexford Capital, be deemed to own beneficially the securities of which MEH possesses beneficial ownership. Each of Charles E. Davidson (\"Davidson\") and Joseph M. Jacobs (\"Jacobs\") may, by reason of his status as a controlling person of Wexford GP, be deemed to own beneficially the securities of which MEH possesses beneficial ownership. Each of Wexford Capital, Wexford GP, Davidson and Jacobs share the power to vote and to dispose of the securities beneficially owned by MEH. Each of Wexford Capital, Wexford GP, Davidson and Jacobs disclaim beneficial ownership of the securities owned by MEH and this report shall not be deemed as an admission that they are the beneficial owners of such securities, except to the extent of any pecuniary interests therein."}],"balance_after":22244919,"source":{"system":"sec-edgar","filing":"0001048462-18-000030","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846218000030/form4.xml","form_type":"4"}},{"id":3962554,"issuer":{"id":123890,"kind":"organization","name":"BBQ HOLDINGS, INC.","symbol":"BBQ"},"owners":[{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":1,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"ten_percent_owner":true}},{"id":167507,"kind":"person","name":"DEBELLO INVESTORS LLC","position":2,"cik":"0001282329","reported_name":"DEBELLO INVESTORS LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":167508,"kind":"person","name":"WEXFORD SPECTRUM INVESTORS LLC","position":3,"cik":"0001048461","reported_name":"WEXFORD SPECTRUM INVESTORS LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":167509,"kind":"person","name":"Wexford Focused Investors LLC","position":4,"cik":"0001735147","reported_name":"Wexford Focused Investors LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":5,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":6,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"ten_percent_owner":true}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":7,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"ten_percent_owner":true}}],"security":"Common Stock, par value $0.01","published_at":"2018-04-17T22:19:25.000Z","date":"2018-04-16","kind":"other","acquired":true,"shares":68623,"price":3.5,"value":240180.5,"ownership":{"direct":false,"nature":"See footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents Common Stock of the Issuer acquired in the aggregate by Debello Investors LLC (\"DI\"), Wexford Focused Investors LLC (\"WFI\"), and Wexford Spectrum Investors LLC (\"WSI\", and together with WFI and DI, the \"Funds\") in the Issuer's rights offering described in the Form 424B4 filed by the Issuer with the U.S. Securities and Exchange Commission on March 12, 2018."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents Common Stock of the Issuer acquired in the aggregate by Debello Investors LLC (\"DI\"), Wexford Focused Investors LLC (\"WFI\"), and Wexford Spectrum Investors LLC (\"WSI\", and together with WFI and DI, the \"Funds\") in the Issuer's rights offering described in the Form 424B4 filed by the Issuer with the U.S. Securities and Exchange Commission on March 12, 2018."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"This form is jointly filed by the Funds, Wexford Capital LP (\"Wexford\"), Charles E. Davidson (\"Davidson\"), Joseph M. Jacobs (\"Jacobs\"), and Wexford GP LLC (\"Wexford GP\"). The common stock shown as beneficially owned by Davidson, Jacobs, Wexford GP and Wexford reflects common stock owned of record by the Funds. Wexford serves as manager of each of the Funds, and as such may be deemed to share beneficial ownership of the securities beneficially owned by the Funds. Wexford GP, as the general partner of Wexford, may be deemed to share beneficial ownership of the securities beneficially owned by the Funds. (Continued under Footnote (3) below)"},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"(Continued from Footnote (2) above) Davidson and Jacobs, as the controlling persons of Wexford GP, may be deemed to share beneficial ownership of any securities beneficially owned by the Funds for which Wexford serves as manager. Each of Wexford, Wexford GP, Davidson and Jacobs disclaims beneficial ownership of the securities reported herein, except to the extent of his or its actual pecuniary interest therein.  The Reporting Persons may be deemed to be directors by deputization by virtue of Jacobs and Richard A. Shapiro, each an employee of Wexford, serving as directors of the Issuer."}],"balance_after":1685556,"source":{"system":"sec-edgar","filing":"0001048462-18-000021","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846218000021/form4.xml","form_type":"4"}},{"id":3964962,"issuer":{"id":123890,"kind":"organization","name":"BBQ HOLDINGS, INC.","symbol":"BBQ"},"owners":[{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":1,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"ten_percent_owner":true}},{"id":167508,"kind":"person","name":"WEXFORD SPECTRUM INVESTORS LLC","position":2,"cik":"0001048461","reported_name":"WEXFORD SPECTRUM INVESTORS LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":167507,"kind":"person","name":"DEBELLO INVESTORS LLC","position":3,"cik":"0001282329","reported_name":"DEBELLO INVESTORS LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":167509,"kind":"person","name":"Wexford Focused Investors LLC","position":4,"cik":"0001735147","reported_name":"Wexford Focused Investors LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":5,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":6,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"ten_percent_owner":true}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":7,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"ten_percent_owner":true}}],"security":"Subscription Rights","published_at":"2018-04-12T21:45:35.000Z","date":"2018-04-10","kind":"other","acquired":false,"shares":284222,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See footnotes"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"This form is jointly filed by the Funds, Wexford Capital LP (\"Wexford\"), Charles E. Davidson (\"Davidson\"), Joseph M. Jacobs (\"Jacobs\"), and Wexford GP LLC (\"Wexford GP\"). The common stock shown as beneficially owned by Davidson, Jacobs, Wexford GP and Wexford reflects common stock owned of record by the Funds. Wexford serves as manager of each of the Funds, and as such may be deemed to share beneficial ownership of the securities beneficially owned by the Funds. Wexford GP, as the general partner of Wexford, may be deemed to share beneficial ownership of the securities beneficially owned by the Funds. (Continued under Footnote (3) below)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"(Continued from Footnote (2) above) Davidson and Jacobs, as the controlling persons of Wexford GP, may be deemed to share beneficial ownership of any securities beneficially owned by the Funds for which Wexford serves as manager. Each of Wexford, Wexford GP, Davidson and Jacobs disclaims beneficial ownership of the securities reported herein, except to the extent of his or its actual pecuniary interest therein.  The Reporting Persons may be deemed to be directors by deputization by virtue of Jacobs and Richard A. Shapiro, each an employee of Wexford, serving as directors of the Issuer."}],"balance_after":0,"derivative":{"exercise_price":3.5,"exercise_date":"2018-03-09","expiration_date":"2018-04-10","underlying":"Common Stock, par value $0.01","underlying_shares":284222},"source":{"system":"sec-edgar","filing":"0001048462-18-000017","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846218000017/form4.xml","form_type":"4"}},{"id":3964961,"issuer":{"id":123890,"kind":"organization","name":"BBQ HOLDINGS, INC.","symbol":"BBQ"},"owners":[{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":1,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"ten_percent_owner":true}},{"id":167508,"kind":"person","name":"WEXFORD SPECTRUM INVESTORS LLC","position":2,"cik":"0001048461","reported_name":"WEXFORD SPECTRUM INVESTORS LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":167507,"kind":"person","name":"DEBELLO INVESTORS LLC","position":3,"cik":"0001282329","reported_name":"DEBELLO INVESTORS LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":167509,"kind":"person","name":"Wexford Focused Investors LLC","position":4,"cik":"0001735147","reported_name":"Wexford Focused Investors LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":5,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"ten_percent_owner":true}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":6,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"ten_percent_owner":true}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":7,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"ten_percent_owner":true}}],"security":"Common Stock, par value $0.01","published_at":"2018-04-12T21:45:35.000Z","date":"2018-04-10","kind":"other","acquired":true,"shares":284222,"price":3.5,"value":994777.0,"ownership":{"direct":false,"nature":"See footnotes"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents Common Stock of the Issuer acquired in the aggregate by Debello Investors LLC (\"DI\"), Wexford Focused Investors LLC (\"WFI\"), and Wexford Spectrum Investors LLC (\"WSI\", and together with WFI and DI, the \"Funds\") in the Issuer's rights offering described in the Form 424B4 filed by the Issuer with the U.S. Securities and Exchange Commission on March 12, 2018."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"This form is jointly filed by the Funds, Wexford Capital LP (\"Wexford\"), Charles E. Davidson (\"Davidson\"), Joseph M. Jacobs (\"Jacobs\"), and Wexford GP LLC (\"Wexford GP\"). The common stock shown as beneficially owned by Davidson, Jacobs, Wexford GP and Wexford reflects common stock owned of record by the Funds. Wexford serves as manager of each of the Funds, and as such may be deemed to share beneficial ownership of the securities beneficially owned by the Funds. Wexford GP, as the general partner of Wexford, may be deemed to share beneficial ownership of the securities beneficially owned by the Funds. (Continued under Footnote (3) below)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"(Continued from Footnote (2) above) Davidson and Jacobs, as the controlling persons of Wexford GP, may be deemed to share beneficial ownership of any securities beneficially owned by the Funds for which Wexford serves as manager. Each of Wexford, Wexford GP, Davidson and Jacobs disclaims beneficial ownership of the securities reported herein, except to the extent of his or its actual pecuniary interest therein.  The Reporting Persons may be deemed to be directors by deputization by virtue of Jacobs and Richard A. Shapiro, each an employee of Wexford, serving as directors of the Issuer."}],"balance_after":1616933,"source":{"system":"sec-edgar","filing":"0001048462-18-000017","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000104846218000017/form4.xml","form_type":"4"}},{"id":4274826,"issuer":{"id":6519,"kind":"organization","name":"MAMMOTH ENERGY SERVICES, INC.","symbol":"TUSK"},"owners":[{"id":153616,"kind":"person","name":"MEH SUB LLC","position":1,"cik":"0001710079","reported_name":"MEH SUB LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":2,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":3,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":4,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":5,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, par value $0.01","published_at":"2017-06-22T20:47:54.000Z","date":"2017-06-08","kind":"grant","acquired":true,"shares":4565416,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"The shares of common stock reported herein were issued to MEH Sub LLC (\"MEH SUB\") in exchange for MEH SUB's contribution of its membership interest in each of (1) Sturgeon Acquisitions LLC, a Delaware limited liability company; (2) Stingray Energy Services LLC, a Delaware limited liability company; and (3) Stingray Cementing LLC, a Delaware limited liability company.  The issuance of the shares of common stock reported herein was approved by the board of directors of the Issuer in advance."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The shares of common stock reported herein were issued to MEH Sub LLC (\"MEH SUB\") in exchange for MEH SUB's contribution of its membership interest in each of (1) Sturgeon Acquisitions LLC, a Delaware limited liability company; (2) Stingray Energy Services LLC, a Delaware limited liability company; and (3) Stingray Cementing LLC, a Delaware limited liability company.  The issuance of the shares of common stock reported herein was approved by the board of directors of the Issuer in advance."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The shares of common stock reported herein are held by MEH SUB.  The shares of common stock previously reported as being held by Mammoth Energy Holding LLC were transferred to MEH SUB in an internal reorganization.  This form is jointly filed by MEH SUB, Wexford, Wexford GP LLC (\"Wexford GP\"), Charles E. Davidson (\"Davidson\") and Joseph M. Jacobs (\"Jacobs\"). Wexford serves as manager to MEH SUB and as such may be deemed to share beneficial ownership of the common stock held by MEH, but disclaims such beneficial ownership to the extent such beneficial ownership exceeds its pecuniary interest. (*continued under Footnote (4) below)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"(*continued from Footnote (3) above) Wexford GP, as the general partner of Wexford, may be deemed to share beneficial ownership of the common stock held by MEH SUB, but disclaims such beneficial ownership to the extent such beneficial ownership exceeds its pecuniary interest. Messrs. Davidson and Jacobs, as the controlling persons of Wexford GP, may be deemed to share beneficial ownership of any common stock held by MEH SUB for which Wexford serves as manager, but disclaim such beneficial ownership to the extent such beneficial ownership exceeds their respective pecuniary interest therein."}],"balance_after":25009319,"source":{"system":"sec-edgar","filing":"0001140361-17-025875","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000114036117025875/doc1.xml","form_type":"4"}},{"id":4576363,"issuer":{"id":6519,"kind":"organization","name":"MAMMOTH ENERGY SERVICES, INC.","symbol":"TUSK"},"owners":[{"id":181576,"kind":"person","name":"Mammoth Energy Holdings LLC","position":1,"cik":"0001623083","reported_name":"Mammoth Energy Holdings LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":21373,"kind":"organization","name":"WEXFORD CAPITAL LP","position":2,"cik":"0001048462","reported_name":"WEXFORD CAPITAL LP","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":21374,"kind":"organization","name":"Wexford GP LLC","position":3,"cik":"0001472112","reported_name":"Wexford GP LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":21375,"kind":"person","name":"DAVIDSON CHARLES E","position":4,"cik":"0001001391","reported_name":"DAVIDSON CHARLES E","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":21376,"kind":"person","name":"JACOBS JOSEPH","position":5,"cik":"0001048485","reported_name":"JACOBS JOSEPH","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, par value $0.01","published_at":"2016-10-21T20:12:08.000Z","date":"2016-10-19","kind":"sale","acquired":false,"shares":171797,"price":14.0625,"value":2415895.3125,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"These shares were sold to the underwriters in the IPO at a price of $14.0625 per share."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"The shares of common stock were received by MEH in connection with MEH's contribution of its membership interest in Mammoth Energy Partners LLC to the Issuer completed prior to the IPO, which contribution was approved by the board of directors of the Issuer in advance."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"This form is jointly filed by MEH, the owner of the common stock reported on this line, Wexford, Wexford GP LLC (\"Wexford GP\"), Charles E. Davidson (\"Davidson\") and Joseph M. Jacobs (\"Jacobs\"). The common stock shown as beneficially owned by Davidson, Jacobs, Wexford GP and Wexford, reflect the common stock that were owned of record by MEH. Wexford serves as manager for MEH and as such may be deemed to share beneficial ownership of the common stock beneficially owned by MEH, but disclaims such beneficial ownership to the extent such beneficial ownership exceeds its pecuniary interest. (*continued under Footnote (5) below)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F5","text":"(*continued from Footnote (4) above) Wexford GP, as the general partner of Wexford, may be deemed to share beneficial ownership of the common stock beneficially owned by MEH, but disclaims such beneficial ownership to the extent such beneficial ownership exceeds its pecuniary interest. Messrs. Davidson and Jacobs, as the controlling persons of Wexford GP, may be deemed to share beneficial ownership of any common stock beneficially owned by MEH for which Wexford serves as manager, but disclaim such beneficial ownership to the extent such beneficial ownership exceeds their pecuniary interest."}],"balance_after":20445923,"source":{"system":"sec-edgar","filing":"0001140361-16-083276","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1001391/000114036116083276/doc1.xml","form_type":"4"}}]}