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The reported person undertakes to provide to the Company, any Company security holder, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":128249,"source":{"system":"sec-edgar","filing":"0001629039-26-000005","document":"form4-03112026_080321.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1629039/000162903926000005/form4-03112026_080321.xml","form_type":"4"}},{"id":849184,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":48067,"kind":"person","name":"DJEREJIAN EDWARD P","position":1,"cik":"0001173584","reported_name":"DJEREJIAN EDWARD P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-03-11T20:12:13.000Z","date":"2026-03-10","kind":"sale","planned":false,"acquired":false,"shares":18000,"price":28.978,"value":521604.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $28.90 to $29.025, inclusive. The reported person undertakes to provide to the Company, any Company security holder, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":110425,"source":{"system":"sec-edgar","filing":"0001173584-26-000002","document":"form4-03112026_080310.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1173584/000117358426000002/form4-03112026_080310.xml","form_type":"4"}},{"id":848449,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":34434,"kind":"person","name":"SMITH DAN F","position":1,"cik":"0001188511","reported_name":"SMITH DAN F","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-03-11T20:09:09.000Z","date":"2026-03-09","kind":"sale","planned":false,"acquired":false,"shares":18000,"price":29.012,"value":522216.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $29.01 to $29.03, inclusive. The reported person undertakes to provide to the Company, any Company security holder, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":119204,"source":{"system":"sec-edgar","filing":"0001188511-26-000002","document":"form4-03112026_080304.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1188511/000118851126000002/form4-03112026_080304.xml","form_type":"4"}},{"id":848129,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61466,"kind":"person","name":"Corales Brian","position":1,"cik":"0001952725","reported_name":"Corales Brian","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & CHIEF FINANCIAL OFFICER"}}],"security":"Class A Common Stock","published_at":"2026-03-11T20:07:47.000Z","date":"2026-03-09","kind":"sale","planned":false,"acquired":false,"shares":33000,"price":29.12,"value":960960.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $29.04 to $29.21, inclusive. The reported person undertakes to provide to the Company, any Company security holder, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":184178,"source":{"system":"sec-edgar","filing":"0001952725-26-000008","document":"form4-03112026_080343.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1698990/000195272526000008/form4-03112026_080343.xml","form_type":"4"}},{"id":848645,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61504,"kind":"person","name":"Yang Timothy D.","position":1,"cik":"0001627951","reported_name":"Yang Timothy D.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, CHIEF LEGAL & COMM & SEC"}}],"security":"Class A Common Stock","published_at":"2026-03-11T16:06:42.000Z","date":"2026-03-09","kind":"sale","planned":false,"acquired":false,"shares":150000,"price":29.292,"value":4393800.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $29.2203 to $29.371, inclusive. The reported person undertakes to provide to the Company, any Company security holder, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":526661,"source":{"system":"sec-edgar","filing":"0001627951-26-000008","document":"form4-03112026_080339.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1627951/000162795126000008/form4-03112026_080339.xml","form_type":"4"}},{"id":848192,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61470,"kind":"person","name":"Stavros Christopher G","position":1,"cik":"0001613357","reported_name":"Stavros Christopher G","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO & CHAIRMAN"}}],"security":"Class A Common Stock","published_at":"2026-03-11T16:05:34.000Z","date":"2026-03-09","kind":"sale","planned":false,"acquired":false,"shares":119954,"price":29.288,"value":3513212.752,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $29.04 to $29.345, inclusive. The reported person undertakes to provide to the Company, any Company security holder, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":883592,"source":{"system":"sec-edgar","filing":"0001613357-26-000008","document":"form4-03112026_080330.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1613357/000161335726000008/form4-03112026_080330.xml","form_type":"4"}},{"id":860573,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61466,"kind":"person","name":"Corales Brian","position":1,"cik":"0001952725","reported_name":"Corales Brian","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & CHIEF FINANCIAL OFFICER"}}],"security":"Class A Common Stock","published_at":"2026-03-04T21:07:25.000Z","date":"2026-03-02","kind":"tax_withholding","planned":false,"acquired":false,"shares":15916,"price":28.55,"value":454401.8,"ownership":{"direct":true},"balance_after":217178,"source":{"system":"sec-edgar","filing":"0001952725-26-000006","document":"form4-03042026_090321.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1698990/000195272526000006/form4-03042026_090321.xml","form_type":"4"}},{"id":860640,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":1984,"kind":"person","name":"Acosta Arcilia","position":1,"cik":"0001629039","reported_name":"Acosta Arcilia","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-03-04T21:05:48.000Z","date":"2026-03-02","kind":"grant","planned":false,"acquired":true,"shares":69,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects additional fully-vested restricted stock units (\"RSUs\") issued under the Magnolia Oil & Gas Corporation Long Term Incentive Plan with respect to dividend equivalent rights on previously deferred RSUs held by the reporting person, in connection with the payment of cash dividends to holders of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation on March 2, 2026. Each RSU represents a contingent right to receive one share of Class A Common Stock."}],"balance_after":147484,"source":{"system":"sec-edgar","filing":"0001629039-26-000003","document":"form4-03042026_090342.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1629039/000162903926000003/form4-03042026_090342.xml","form_type":"4"}},{"id":860671,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61470,"kind":"person","name":"Stavros Christopher G","position":1,"cik":"0001613357","reported_name":"Stavros Christopher G","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO & CHAIRMAN"}}],"security":"Class A Common Stock","published_at":"2026-03-04T16:09:20.000Z","date":"2026-03-02","kind":"tax_withholding","planned":false,"acquired":false,"shares":42863,"price":28.55,"value":1223738.65,"ownership":{"direct":true},"balance_after":1003546,"source":{"system":"sec-edgar","filing":"0001613357-26-000006","document":"form4-03042026_090316.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1613357/000161335726000006/form4-03042026_090316.xml","form_type":"4"}},{"id":861447,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61504,"kind":"person","name":"Yang Timothy D.","position":1,"cik":"0001627951","reported_name":"Yang Timothy D.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP - GENERAL COUNSEL  & SEC"}}],"security":"Class A Common Stock","published_at":"2026-03-04T16:08:24.000Z","date":"2026-03-02","kind":"tax_withholding","planned":false,"acquired":false,"shares":15156,"price":28.55,"value":432703.8,"ownership":{"direct":true},"balance_after":676661,"source":{"system":"sec-edgar","filing":"0001627951-26-000006","document":"form4-03042026_090320.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1627951/000162795126000006/form4-03042026_090320.xml","form_type":"4"}},{"id":913961,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61466,"kind":"person","name":"Corales Brian","position":1,"cik":"0001952725","reported_name":"Corales Brian","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & CHIEF FINANCIAL OFFICER"}}],"security":"Performance Share Units","published_at":"2026-02-09T21:06:58.000Z","date":"2026-02-05","kind":"grant","planned":false,"acquired":true,"shares":40016,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"Reflects PSUs granted under the Plan. Each PSU, to the extent earned, represents a contingent right to receive one share of Class A Common Stock of the Company, or the cash equivalent thereof, and the officer may earn between 0% and 200% of the target number of PSUs reported above, based on the Compensation Committee's certification of the relative total shareholder return of the Company measured against a peer group of companies for the performance period commencing January 1, 2026 and ending December 31, 2028 and subject to the officer's continued employment through the date of settlement of the PSUs (which will occur within 60 days following the conclusion of the performance period)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Reflects PSUs granted under the Plan. Each PSU, to the extent earned, represents a contingent right to receive one share of Class A Common Stock of the Company, or the cash equivalent thereof, and the officer may earn between 0% and 200% of the target number of PSUs reported above, based on the Compensation Committee's certification of the relative total shareholder return of the Company measured against a peer group of companies for the performance period commencing January 1, 2026 and ending December 31, 2028 and subject to the officer's continued employment through the date of settlement of the PSUs (which will occur within 60 days following the conclusion of the performance period)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"Reflects PSUs granted under the Plan. Each PSU, to the extent earned, represents a contingent right to receive one share of Class A Common Stock of the Company, or the cash equivalent thereof, and the officer may earn between 0% and 200% of the target number of PSUs reported above, based on the Compensation Committee's certification of the relative total shareholder return of the Company measured against a peer group of companies for the performance period commencing January 1, 2026 and ending December 31, 2028 and subject to the officer's continued employment through the date of settlement of the PSUs (which will occur within 60 days following the conclusion of the performance period)."}],"balance_after":40016,"derivative":{"underlying":"Class A Common Stock","underlying_shares":40016},"source":{"system":"sec-edgar","filing":"0001952725-26-000003","document":"form4-02092026_090254.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1698990/000195272526000003/form4-02092026_090254.xml","form_type":"4"}},{"id":913960,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61466,"kind":"person","name":"Corales Brian","position":1,"cik":"0001952725","reported_name":"Corales Brian","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & CHIEF FINANCIAL OFFICER"}}],"security":"Performance Share Units","published_at":"2026-02-09T21:06:58.000Z","date":"2026-02-05","kind":"exercise","planned":false,"acquired":false,"shares":31708,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Corales's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."},{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Corales's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Corales's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Corales's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Corales's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":31708},"source":{"system":"sec-edgar","filing":"0001952725-26-000003","document":"form4-02092026_090254.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1698990/000195272526000003/form4-02092026_090254.xml","form_type":"4"}},{"id":913959,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61466,"kind":"person","name":"Corales Brian","position":1,"cik":"0001952725","reported_name":"Corales Brian","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & CHIEF FINANCIAL OFFICER"}}],"security":"Class A Common Stock","published_at":"2026-02-09T21:06:58.000Z","date":"2026-02-05","kind":"grant","planned":false,"acquired":true,"shares":40016,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Reflects restricted stock units (\"RSUs\") granted under the Magnolia Oil & Gas Corporation Long Term Incentive Plan, as amended from time to time (the \"Plan\"). Each RSU represents a contingent right to receive one share of Class A Common Stock of the Company. The RSUs will vest in three substantially equal installments on March 1, 2027, 2028, and 2029, subject to the officer's continued employment through the applicable vesting date."}],"balance_after":233094,"source":{"system":"sec-edgar","filing":"0001952725-26-000003","document":"form4-02092026_090254.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1698990/000195272526000003/form4-02092026_090254.xml","form_type":"4"}},{"id":913958,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61466,"kind":"person","name":"Corales Brian","position":1,"cik":"0001952725","reported_name":"Corales Brian","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & CHIEF FINANCIAL OFFICER"}}],"security":"Class A Common Stock","published_at":"2026-02-09T21:06:58.000Z","date":"2026-02-05","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":15854,"price":23.985,"value":380258.19,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Reflects the cash settlement of one-half of the Earned PSUs."}],"balance_after":193078,"source":{"system":"sec-edgar","filing":"0001952725-26-000003","document":"form4-02092026_090254.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1698990/000195272526000003/form4-02092026_090254.xml","form_type":"4"}},{"id":913957,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61466,"kind":"person","name":"Corales Brian","position":1,"cik":"0001952725","reported_name":"Corales Brian","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & CHIEF FINANCIAL OFFICER"}}],"security":"Class A Common Stock","published_at":"2026-02-09T21:06:58.000Z","date":"2026-02-05","kind":"tax_withholding","planned":false,"acquired":false,"shares":6239,"price":26.21,"value":163524.19,"ownership":{"direct":true},"balance_after":208932,"source":{"system":"sec-edgar","filing":"0001952725-26-000003","document":"form4-02092026_090254.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1698990/000195272526000003/form4-02092026_090254.xml","form_type":"4"}},{"id":913956,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61466,"kind":"person","name":"Corales Brian","position":1,"cik":"0001952725","reported_name":"Corales Brian","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & CHIEF FINANCIAL OFFICER"}}],"security":"Class A Common Stock","published_at":"2026-02-09T21:06:58.000Z","date":"2026-02-05","kind":"exercise","planned":false,"acquired":true,"shares":31708,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Corales's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Corales's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."}],"balance_after":215171,"source":{"system":"sec-edgar","filing":"0001952725-26-000003","document":"form4-02092026_090254.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1698990/000195272526000003/form4-02092026_090254.xml","form_type":"4"}},{"id":914415,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61504,"kind":"person","name":"Yang Timothy D.","position":1,"cik":"0001627951","reported_name":"Yang Timothy D.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP - GENERAL COUNSEL  & SEC"}}],"security":"Performance Share Units","published_at":"2026-02-09T16:08:26.000Z","date":"2026-02-05","kind":"grant","planned":false,"acquired":true,"shares":42122,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"Reflects PSUs granted under the Plan. Each PSU, to the extent earned, represents a contingent right to receive one share of Class A Common Stock of the Company, or the cash equivalent thereof, and the officer may earn between 0% and 200% of the target number of PSUs reported above, based on the Compensation Committee's certification of the relative total shareholder return of the Company measured against a peer group of companies for the performance period commencing January 1, 2026 and ending December 31, 2028 and subject to the officer's continued employment through the date of settlement of the PSUs (which will occur within 60 days following the conclusion of the performance period)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Reflects PSUs granted under the Plan. Each PSU, to the extent earned, represents a contingent right to receive one share of Class A Common Stock of the Company, or the cash equivalent thereof, and the officer may earn between 0% and 200% of the target number of PSUs reported above, based on the Compensation Committee's certification of the relative total shareholder return of the Company measured against a peer group of companies for the performance period commencing January 1, 2026 and ending December 31, 2028 and subject to the officer's continued employment through the date of settlement of the PSUs (which will occur within 60 days following the conclusion of the performance period)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"Reflects PSUs granted under the Plan. Each PSU, to the extent earned, represents a contingent right to receive one share of Class A Common Stock of the Company, or the cash equivalent thereof, and the officer may earn between 0% and 200% of the target number of PSUs reported above, based on the Compensation Committee's certification of the relative total shareholder return of the Company measured against a peer group of companies for the performance period commencing January 1, 2026 and ending December 31, 2028 and subject to the officer's continued employment through the date of settlement of the PSUs (which will occur within 60 days following the conclusion of the performance period)."}],"balance_after":42122,"derivative":{"underlying":"Class A Common Stock","underlying_shares":42122},"source":{"system":"sec-edgar","filing":"0001627951-26-000003","document":"form4-02092026_090223.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1627951/000162795126000003/form4-02092026_090223.xml","form_type":"4"}},{"id":914414,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61504,"kind":"person","name":"Yang Timothy D.","position":1,"cik":"0001627951","reported_name":"Yang Timothy D.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP - GENERAL COUNSEL  & SEC"}}],"security":"Performance Share Units","published_at":"2026-02-09T16:08:26.000Z","date":"2026-02-05","kind":"exercise","planned":false,"acquired":false,"shares":49532,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Yang's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."},{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Yang's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Yang's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Yang's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Yang's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":49532},"source":{"system":"sec-edgar","filing":"0001627951-26-000003","document":"form4-02092026_090223.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1627951/000162795126000003/form4-02092026_090223.xml","form_type":"4"}},{"id":914413,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61504,"kind":"person","name":"Yang Timothy D.","position":1,"cik":"0001627951","reported_name":"Yang Timothy D.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP - GENERAL COUNSEL  & SEC"}}],"security":"Class A Common Stock","published_at":"2026-02-09T16:08:26.000Z","date":"2026-02-05","kind":"grant","planned":false,"acquired":true,"shares":42122,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Reflects restricted stock units (\"RSUs\") granted under the Magnolia Oil & Gas Corporation Long Term Incentive Plan, as amended from time to time (the \"Plan\"). Each RSU represents a contingent right to receive one share of Class A Common Stock of the Company. The RSUs will vest in three substantially equal installments on March 1, 2027, 2028, and 2029, subject to the officer's continued employment through the applicable vesting date."}],"balance_after":691817,"source":{"system":"sec-edgar","filing":"0001627951-26-000003","document":"form4-02092026_090223.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1627951/000162795126000003/form4-02092026_090223.xml","form_type":"4"}},{"id":914412,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61504,"kind":"person","name":"Yang Timothy D.","position":1,"cik":"0001627951","reported_name":"Yang Timothy D.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP - GENERAL COUNSEL  & SEC"}}],"security":"Class A Common Stock","published_at":"2026-02-09T16:08:26.000Z","date":"2026-02-05","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":24766,"price":23.985,"value":594012.51,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Reflects the cash settlement of one-half of the Earned PSUs."}],"balance_after":649695,"source":{"system":"sec-edgar","filing":"0001627951-26-000003","document":"form4-02092026_090223.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1627951/000162795126000003/form4-02092026_090223.xml","form_type":"4"}},{"id":914411,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61504,"kind":"person","name":"Yang Timothy D.","position":1,"cik":"0001627951","reported_name":"Yang Timothy D.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP - GENERAL COUNSEL  & SEC"}}],"security":"Class A Common Stock","published_at":"2026-02-09T16:08:26.000Z","date":"2026-02-05","kind":"tax_withholding","planned":false,"acquired":false,"shares":9746,"price":26.21,"value":255442.66,"ownership":{"direct":true},"balance_after":674461,"source":{"system":"sec-edgar","filing":"0001627951-26-000003","document":"form4-02092026_090223.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1627951/000162795126000003/form4-02092026_090223.xml","form_type":"4"}},{"id":914410,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61504,"kind":"person","name":"Yang Timothy D.","position":1,"cik":"0001627951","reported_name":"Yang Timothy D.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP - GENERAL COUNSEL  & SEC"}}],"security":"Class A Common Stock","published_at":"2026-02-09T16:08:26.000Z","date":"2026-02-05","kind":"exercise","planned":false,"acquired":true,"shares":49532,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Yang's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Yang's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."}],"balance_after":684207,"source":{"system":"sec-edgar","filing":"0001627951-26-000003","document":"form4-02092026_090223.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1627951/000162795126000003/form4-02092026_090223.xml","form_type":"4"}},{"id":914030,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61470,"kind":"person","name":"Stavros Christopher G","position":1,"cik":"0001613357","reported_name":"Stavros Christopher G","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO & CHAIRMAN"}}],"security":"Performance Share Units","published_at":"2026-02-09T16:05:50.000Z","date":"2026-02-05","kind":"grant","planned":false,"acquired":true,"shares":121102,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"Reflects PSUs granted under the Plan. Each PSU, to the extent earned, represents a contingent right to receive one share of Class A Common Stock of the Company, or the cash equivalent thereof, and the officer may earn between 0% and 200% of the target number of PSUs reported above, based on the Compensation Committee's certification of the relative total shareholder return of the Company measured against a peer group of companies for the performance period commencing January 1, 2026 and ending December 31, 2028 and subject to the officer's continued employment through the date of settlement of the PSUs (which will occur within 60 days following the conclusion of the performance period)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Reflects PSUs granted under the Plan. Each PSU, to the extent earned, represents a contingent right to receive one share of Class A Common Stock of the Company, or the cash equivalent thereof, and the officer may earn between 0% and 200% of the target number of PSUs reported above, based on the Compensation Committee's certification of the relative total shareholder return of the Company measured against a peer group of companies for the performance period commencing January 1, 2026 and ending December 31, 2028 and subject to the officer's continued employment through the date of settlement of the PSUs (which will occur within 60 days following the conclusion of the performance period)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"Reflects PSUs granted under the Plan. Each PSU, to the extent earned, represents a contingent right to receive one share of Class A Common Stock of the Company, or the cash equivalent thereof, and the officer may earn between 0% and 200% of the target number of PSUs reported above, based on the Compensation Committee's certification of the relative total shareholder return of the Company measured against a peer group of companies for the performance period commencing January 1, 2026 and ending December 31, 2028 and subject to the officer's continued employment through the date of settlement of the PSUs (which will occur within 60 days following the conclusion of the performance period)."}],"balance_after":121102,"derivative":{"underlying":"Class A Common Stock","underlying_shares":121102},"source":{"system":"sec-edgar","filing":"0001613357-26-000003","document":"form4-02092026_090246.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1613357/000161335726000003/form4-02092026_090246.xml","form_type":"4"}},{"id":914029,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61470,"kind":"person","name":"Stavros Christopher G","position":1,"cik":"0001613357","reported_name":"Stavros Christopher G","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO & CHAIRMAN"}}],"security":"Performance Share Units","published_at":"2026-02-09T16:05:50.000Z","date":"2026-02-05","kind":"exercise","planned":false,"acquired":false,"shares":108603,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Stavros's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."},{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Stavros's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Stavros's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Stavros's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Stavros's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":108603},"source":{"system":"sec-edgar","filing":"0001613357-26-000003","document":"form4-02092026_090246.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1613357/000161335726000003/form4-02092026_090246.xml","form_type":"4"}},{"id":914028,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61470,"kind":"person","name":"Stavros Christopher G","position":1,"cik":"0001613357","reported_name":"Stavros Christopher G","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO & CHAIRMAN"}}],"security":"Class A Common Stock","published_at":"2026-02-09T16:05:50.000Z","date":"2026-02-05","kind":"grant","planned":false,"acquired":true,"shares":121103,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Reflects restricted stock units (\"RSUs\") granted under the Magnolia Oil & Gas Corporation Long Term Incentive Plan, as amended from time to time (the \"Plan\"). Each RSU represents a contingent right to receive one share of Class A Common Stock of the Company. The RSUs will vest in three substantially equal installments on March 1, 2027, 2028, and 2029, subject to the officer's continued employment through the applicable vesting date."}],"balance_after":1046409,"source":{"system":"sec-edgar","filing":"0001613357-26-000003","document":"form4-02092026_090246.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1613357/000161335726000003/form4-02092026_090246.xml","form_type":"4"}},{"id":914027,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61470,"kind":"person","name":"Stavros Christopher G","position":1,"cik":"0001613357","reported_name":"Stavros Christopher G","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO & CHAIRMAN"}}],"security":"Class A Common Stock","published_at":"2026-02-09T16:05:50.000Z","date":"2026-02-05","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":54301,"price":23.985,"value":1302409.485,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Reflects the cash settlement of one-half of the Earned PSUs."}],"balance_after":925306,"source":{"system":"sec-edgar","filing":"0001613357-26-000003","document":"form4-02092026_090246.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1613357/000161335726000003/form4-02092026_090246.xml","form_type":"4"}},{"id":914026,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61470,"kind":"person","name":"Stavros Christopher G","position":1,"cik":"0001613357","reported_name":"Stavros Christopher G","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO & CHAIRMAN"}}],"security":"Class A Common Stock","published_at":"2026-02-09T16:05:50.000Z","date":"2026-02-05","kind":"tax_withholding","planned":false,"acquired":false,"shares":21368,"price":26.21,"value":560055.28,"ownership":{"direct":true},"balance_after":979607,"source":{"system":"sec-edgar","filing":"0001613357-26-000003","document":"form4-02092026_090246.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1613357/000161335726000003/form4-02092026_090246.xml","form_type":"4"}},{"id":914025,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61470,"kind":"person","name":"Stavros Christopher G","position":1,"cik":"0001613357","reported_name":"Stavros Christopher G","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO & CHAIRMAN"}}],"security":"Class A Common Stock","published_at":"2026-02-09T16:05:50.000Z","date":"2026-02-05","kind":"exercise","planned":false,"acquired":true,"shares":108603,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Stavros's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. On February 5, 2026, the Compensation Committee certified that the Company's relative total shareholder return performance resulted in the officer earning 140.46% of the target number of PSUs (the \"Earned PSUs\")."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Reflects performance share units (\"PSUs\"), the grant of which was previously reported in Table II of Mr. Stavros's Form 4 filed on February 15, 2023 (the \"Prior Form 4\"). Each PSU, to the extent earned, represented a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"), or the cash equivalent thereof, and the officer could earn between 0% and 150% of the target number of PSUs reported on the Prior Form 4, based on the Company's relative total shareholder return performance for the specified period and subject to the officer's continued employment through the date of settlement of the PSUs. 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Each PSU, to the extent earned, represents a contingent right to receive one share of Class A Common Stock of the Company (or the cash equivalent thereof), and the officer may earn between 0% and 150% of the target number of PSUs reported above, based on the Compensation Committee's certification of the relative total shareholder return of the Company measured against a peer group of companies for the performance period commencing January 1, 2025 and ending December 31, 2027 and subject to the officer's continued employment through the date of settlement of the PSUs (which will occur within 60 days following the conclusion of the performance period)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Reflects performance share units (\"PSUs\") granted under the Plan. Each PSU, to the extent earned, represents a contingent right to receive one share of Class A Common Stock of the Company (or the cash equivalent thereof), and the officer may earn between 0% and 150% of the target number of PSUs reported above, based on the Compensation Committee's certification of the relative total shareholder return of the Company measured against a peer group of companies for the performance period commencing January 1, 2025 and ending December 31, 2027 and subject to the officer's continued employment through the date of settlement of the PSUs (which will occur within 60 days following the conclusion of the performance period)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Reflects performance share units (\"PSUs\") granted under the Plan. Each PSU, to the extent earned, represents a contingent right to receive one share of Class A Common Stock of the Company (or the cash equivalent thereof), and the officer may earn between 0% and 150% of the target number of PSUs reported above, based on the Compensation Committee's certification of the relative total shareholder return of the Company measured against a peer group of companies for the performance period commencing January 1, 2025 and ending December 31, 2027 and subject to the officer's continued employment through the date of settlement of the PSUs (which will occur within 60 days following the conclusion of the performance period)."}],"balance_after":36246,"derivative":{"underlying":"Class A Common Stock","underlying_shares":36246},"source":{"system":"sec-edgar","filing":"0001415889-25-004106","document":"form4-02142025_090213.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1698990/000141588925004106/form4-02142025_090213.xml","form_type":"4"}},{"id":1266593,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61466,"kind":"person","name":"Corales Brian","position":1,"cik":"0001952725","reported_name":"Corales Brian","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & CHIEF FINANCIAL OFFICER"}}],"security":"Class A Common Stock","published_at":"2025-02-14T21:11:17.000Z","date":"2025-02-12","kind":"grant","planned":false,"acquired":true,"shares":36246,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects restricted stock units (\"RSUs\") granted under the Magnolia Oil & Gas Corporation Long Term Incentive Plan, as amended from time to time (the \"Plan\"). Each RSU represents a contingent right to receive one share of Class A Common Stock of the Company. 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Each PSU, to the extent earned, represents a contingent right to receive one share of Class A Common Stock of the Company (or the cash equivalent thereof), and the officer may earn between 0% and 150% of the target number of PSUs reported above, based on the Compensation Committee's certification of the relative total shareholder return of the Company measured against a peer group of companies for the performance period commencing January 1, 2025 and ending December 31, 2027 and subject to the officer's continued employment through the date of settlement of the PSUs (which will occur within 60 days following the conclusion of the performance period)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Reflects performance share units (\"PSUs\") granted under the Plan. Each PSU, to the extent earned, represents a contingent right to receive one share of Class A Common Stock of the Company (or the cash equivalent thereof), and the officer may earn between 0% and 150% of the target number of PSUs reported above, based on the Compensation Committee's certification of the relative total shareholder return of the Company measured against a peer group of companies for the performance period commencing January 1, 2025 and ending December 31, 2027 and subject to the officer's continued employment through the date of settlement of the PSUs (which will occur within 60 days following the conclusion of the performance period)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Reflects performance share units (\"PSUs\") granted under the Plan. Each PSU, to the extent earned, represents a contingent right to receive one share of Class A Common Stock of the Company (or the cash equivalent thereof), and the officer may earn between 0% and 150% of the target number of PSUs reported above, based on the Compensation Committee's certification of the relative total shareholder return of the Company measured against a peer group of companies for the performance period commencing January 1, 2025 and ending December 31, 2027 and subject to the officer's continued employment through the date of settlement of the PSUs (which will occur within 60 days following the conclusion of the performance period)."}],"balance_after":36246,"derivative":{"underlying":"Class A Common Stock","underlying_shares":36246},"source":{"system":"sec-edgar","filing":"0001415889-25-004102","document":"form4-02142025_090200.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1627951/000141588925004102/form4-02142025_090200.xml","form_type":"4"}},{"id":1267278,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61504,"kind":"person","name":"Yang Timothy D.","position":1,"cik":"0001627951","reported_name":"Yang Timothy D.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP - GENERAL COUNSEL  & SEC"}}],"security":"Class A Common Stock","published_at":"2025-02-14T16:10:07.000Z","date":"2025-02-12","kind":"grant","planned":false,"acquired":true,"shares":36246,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects restricted stock units (\"RSUs\") granted under the Magnolia Oil & Gas Corporation Long Term Incentive Plan, as amended from time to time (the \"Plan\"). Each RSU represents a contingent right to receive one share of Class A Common Stock of the Company. 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Each PSU, to the extent earned, represents a contingent right to receive one share of Class A Common Stock of the Company (or the cash equivalent thereof), and the officer may earn between 0% and 150% of the target number of PSUs reported above, based on the Compensation Committee's certification of the relative total shareholder return of the Company measured against a peer group of companies for the performance period commencing January 1, 2025 and ending December 31, 2027 and subject to the officer's continued employment through the date of settlement of the PSUs (which will occur within 60 days following the conclusion of the performance period)."}],"balance_after":100684,"derivative":{"underlying":"Class A Common Stock","underlying_shares":100684},"source":{"system":"sec-edgar","filing":"0001415889-25-004100","document":"form4-02142025_090241.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1613357/000141588925004100/form4-02142025_090241.xml","form_type":"4"}},{"id":1266634,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":61470,"kind":"person","name":"Stavros Christopher G","position":1,"cik":"0001613357","reported_name":"Stavros Christopher G","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO & DIRECTOR"}}],"security":"Class A Common Stock","published_at":"2025-02-14T16:08:45.000Z","date":"2025-02-12","kind":"grant","planned":false,"acquired":true,"shares":100684,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects restricted stock units (\"RSUs\") granted under the Magnolia Oil & Gas Corporation Long Term Incentive Plan, as amended from time to time (the \"Plan\"). Each RSU represents a contingent right to receive one share of Class A Common Stock of the Company. 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The RSUs will vest on the earlier of (a) the day preceding the next annual meeting of stockholders of the Company at which directors are elected, or (b) the first anniversary of the grant date, in each case, subject to the director's continued service through the applicable vesting date."}],"balance_after":2247,"source":{"system":"sec-edgar","filing":"0001415889-25-001128","document":"form4-01082025_090122.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2049474/000141588925001128/form4-01082025_090122.xml","form_type":"4"}},{"id":1342470,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":1984,"kind":"person","name":"Acosta Arcilia","position":1,"cik":"0001629039","reported_name":"Acosta Arcilia","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2024-12-04T21:13:20.000Z","date":"2024-12-02","kind":"grant","planned":false,"acquired":true,"shares":55,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects additional fully-vested restricted stock units (\"RSUs\") issued under the Magnolia Oil & Gas Corporation Long Term Incentive Plan with respect to dividend equivalent rights on previously deferred RSUs held by the reporting person, in connection with the payment of cash dividends to holders of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation on December 2, 2024. Each RSU represents a contingent right to receive one share of Class A Common Stock."}],"balance_after":139168,"source":{"system":"sec-edgar","filing":"0001415889-24-028241","document":"form4-12042024_091217.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1629039/000141588924028241/form4-12042024_091217.xml","form_type":"4"}},{"id":1399494,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":87252,"kind":"person","name":"EnerVest, Ltd.","position":1,"cik":"0001375345","reported_name":"EnerVest, Ltd.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87253,"kind":"person","name":"EnerVest Management GP, L.C.","position":2,"cik":"0001749934","reported_name":"EnerVest Management GP, L.C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87254,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-A, L.P.","position":3,"cik":"0001634806","reported_name":"EnerVest Energy Institutional Fund XIV-A, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87255,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-2A, L.P.","position":4,"cik":"0001674589","reported_name":"EnerVest Energy Institutional Fund XIV-2A, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87256,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-3A, L.P.","position":5,"cik":"0001677997","reported_name":"EnerVest Energy Institutional Fund XIV-3A, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87257,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-WIC, L.P.","position":6,"cik":"0001749857","reported_name":"EnerVest Energy Institutional Fund XIV-WIC, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87258,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-C-AIV, L.P.","position":7,"cik":"0001749935","reported_name":"EnerVest Energy Institutional Fund XIV-C-AIV, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87259,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-C, L.P.","position":8,"cik":"0001634809","reported_name":"EnerVest Energy Institutional Fund XIV-C, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87260,"kind":"person","name":"EnerVest Investment Services, L.L.C.","position":9,"cik":"0001749921","reported_name":"EnerVest Investment Services, L.L.C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2024-09-25T18:39:22.000Z","date":"2024-09-23","kind":"sale","planned":false,"acquired":false,"shares":500000,"price":25.86,"value":12930000.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F14","text":"Represents: (i) 330,921 shares of Class B Common Stock transferred by EV XIV-A; (ii) 3,457 shares of Class B Common Stock transferred by EV XIV-WIC; (iii) 63,328 shares of Class B Common Stock transferred by EV XIV-2A; (iv) 65,329 shares of Class B Common Stock transferred by EV XIV-3A; and (v) 36,965 shares of Class B Common Stock transferred by EV XIV-C-AIV (collectively, the \"September 2024 Transfer\")."},{"field":"shares","element":"transactionShares","label":"F14","text":"Represents: (i) 330,921 shares of Class B Common Stock transferred by EV XIV-A; (ii) 3,457 shares of Class B Common Stock transferred by EV XIV-WIC; (iii) 63,328 shares of Class B Common Stock transferred by EV XIV-2A; (iv) 65,329 shares of Class B Common Stock transferred by EV XIV-3A; and (v) 36,965 shares of Class B Common Stock transferred by EV XIV-C-AIV (collectively, the \"September 2024 Transfer\")."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"This amount represents the purchase price in the Block Trade (as defined below). The Record Holders, other than EV XIV-C, also used this price per share for the purchase price of the shares of the Class B Common Stock under the September 2024 Transfer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"Not applicable."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F14","text":"Represents: (i) 330,921 shares of Class B Common Stock transferred by EV XIV-A; (ii) 3,457 shares of Class B Common Stock transferred by EV XIV-WIC; (iii) 63,328 shares of Class B Common Stock transferred by EV XIV-2A; (iv) 65,329 shares of Class B Common Stock transferred by EV XIV-3A; and (v) 36,965 shares of Class B Common Stock transferred by EV XIV-C-AIV (collectively, the \"September 2024 Transfer\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"EnerVest Management GP, L.C. (\"EVM GP\") is the general partner of EnerVest, Ltd. (\"EnerVest\"), which is the sole member, with sole control over the actions of, each of, EVFA GP XIV, LLC, EVFA XIV-2A, LLC and EVFA XIV-3A, LLC, the managing general partners, respectively, of EnerVest Energy Institutional Fund XIV-A, L.P. (\"EV XIV-A\"), EnerVest Energy Institutional Fund XIV-2A, L.P. (\"EV XIV-2A\") and EnerVest Energy Institutional Fund XIV-3A, L.P. (\"EV XIV-3A\"). EnerVest is also the sole member, with sole control over the actions of, each of, EnerVest Holding XIV, LLC, the general partner of EnerVest Energy Institutional Fund XIV-WIC, L.P. (\"EV XIV-WIC\"), EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C-AIV, L.P. (\"EV XIV-C-AIV\"), and EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C, L.P. (\"EV XIV-C\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"EnerVest Investment Services, L.L.C. (\"EIS, LLC\") is the investment advisor for EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, EV XIV-C-AIV and EV XIV-C (such six entities together, the \"Record Holders\" and each, a \"Record Holder\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F9","text":"Each Record Holder and each of EVM GP, EnerVest, EVFA GP XIV, LLC, EVFA XIV-2A, LLC, EVFA XIV-3A, LLC, EnerVest Holding XIV, LLC, EVFC GP XIV, LLC, and EIS, LLC (collectively, the \"Non-Fund Entities\") directly (whether through ownership or position) or indirectly through one or more intermediaries, may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, to be the indirect beneficial owner of some or all of the Equity Interests (as defined below) owned by the Record Holders and, therefore, a \"ten percent holder\" hereunder."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F10","text":"Each Record Holder and each Non-Fund Entity disclaims beneficial ownership of the Equity Interests reported herein, except to the extent of its pecuniary interest therein, and, with respect to each of the Record Holders, except to the extent of its respective direct ownership reported herein, and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of such securities for purposes of Section 16 or for any other purposes."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F11","text":"Represents the aggregate number of shares of Class B Common Stock owned by EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, and EV XIV-C-AIV. (EV XIV-C's shares of Class A Common Stock, together with the shares of Class B Common Stock and Units held by EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, and EV XIV-C-AIV, are collectively referred to herein as the \"Equity Interests.\")"},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F15","text":"EV XIV-A owns of record 3,655,669 shares of Class B Common Stock; EV XIV-2A owns of record 699,578 shares of Class B Common Stock; EV XIV-3A owns of record 721,689 shares of Class B Common Stock; EV XIV-WIC owns of record 38,182 shares of Class B Common Stock; and EV XIV-C-AIV owns of record 408,361 shares of Class B Common Stock."}],"balance_after":5523479,"derivative":{"underlying":"Class A Common Stock","underlying_shares":500000},"source":{"system":"sec-edgar","filing":"0001104659-24-102887","document":"tm2424887-2_4seq1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1749921/000110465924102887/tm2424887-2_4seq1.xml","form_type":"4"}},{"id":1399493,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":87252,"kind":"person","name":"EnerVest, Ltd.","position":1,"cik":"0001375345","reported_name":"EnerVest, Ltd.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87253,"kind":"person","name":"EnerVest Management GP, L.C.","position":2,"cik":"0001749934","reported_name":"EnerVest Management GP, L.C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87254,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-A, L.P.","position":3,"cik":"0001634806","reported_name":"EnerVest Energy Institutional Fund XIV-A, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87255,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-2A, L.P.","position":4,"cik":"0001674589","reported_name":"EnerVest Energy Institutional Fund XIV-2A, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87256,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-3A, L.P.","position":5,"cik":"0001677997","reported_name":"EnerVest Energy Institutional Fund XIV-3A, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87257,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-WIC, L.P.","position":6,"cik":"0001749857","reported_name":"EnerVest Energy Institutional Fund XIV-WIC, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87258,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-C-AIV, L.P.","position":7,"cik":"0001749935","reported_name":"EnerVest Energy Institutional Fund XIV-C-AIV, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87259,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-C, L.P.","position":8,"cik":"0001634809","reported_name":"EnerVest Energy Institutional Fund XIV-C, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87260,"kind":"person","name":"EnerVest Investment Services, L.L.C.","position":9,"cik":"0001749921","reported_name":"EnerVest Investment Services, L.L.C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2024-09-25T18:39:22.000Z","date":"2024-09-23","kind":"exercise","planned":false,"acquired":false,"shares":4934442,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"Represents: (i) 3,265,817 shares of Class B Common Stock held by EV XIV-A converted to the same number of shares of Class A Common Stock; (ii) 34,117 shares of Class B Common Stock held by EV XIV-WIC converted to the same number of shares of Class A Common Stock; (iii) 624,974 shares of Class B Common Stock held by EV XIV-2A converted to the same number of shares of Class A Common Stock; (iv) 644,724 shares of Class B Common Stock held by EV XIV-3A converted to the same number of shares of Class A Common Stock; and (v) 364,810 shares of Class B Common Stock held by EV XIV-C-AIV converted to the same number of shares of Class A Common Stock (collectively, the \"September 2024 Conversion Shares\")."},{"field":"shares","element":"transactionShares","label":"F4","text":"Represents: (i) 3,265,817 shares of Class B Common Stock held by EV XIV-A converted to the same number of shares of Class A Common Stock; (ii) 34,117 shares of Class B Common Stock held by EV XIV-WIC converted to the same number of shares of Class A Common Stock; (iii) 624,974 shares of Class B Common Stock held by EV XIV-2A converted to the same number of shares of Class A Common Stock; (iv) 644,724 shares of Class B Common Stock held by EV XIV-3A converted to the same number of shares of Class A Common Stock; and (v) 364,810 shares of Class B Common Stock held by EV XIV-C-AIV converted to the same number of shares of Class A Common Stock (collectively, the \"September 2024 Conversion Shares\")."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"Not applicable."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F4","text":"Represents: (i) 3,265,817 shares of Class B Common Stock held by EV XIV-A converted to the same number of shares of Class A Common Stock; (ii) 34,117 shares of Class B Common Stock held by EV XIV-WIC converted to the same number of shares of Class A Common Stock; (iii) 624,974 shares of Class B Common Stock held by EV XIV-2A converted to the same number of shares of Class A Common Stock; (iv) 644,724 shares of Class B Common Stock held by EV XIV-3A converted to the same number of shares of Class A Common Stock; and (v) 364,810 shares of Class B Common Stock held by EV XIV-C-AIV converted to the same number of shares of Class A Common Stock (collectively, the \"September 2024 Conversion Shares\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"EnerVest Management GP, L.C. (\"EVM GP\") is the general partner of EnerVest, Ltd. (\"EnerVest\"), which is the sole member, with sole control over the actions of, each of, EVFA GP XIV, LLC, EVFA XIV-2A, LLC and EVFA XIV-3A, LLC, the managing general partners, respectively, of EnerVest Energy Institutional Fund XIV-A, L.P. (\"EV XIV-A\"), EnerVest Energy Institutional Fund XIV-2A, L.P. (\"EV XIV-2A\") and EnerVest Energy Institutional Fund XIV-3A, L.P. (\"EV XIV-3A\"). EnerVest is also the sole member, with sole control over the actions of, each of, EnerVest Holding XIV, LLC, the general partner of EnerVest Energy Institutional Fund XIV-WIC, L.P. (\"EV XIV-WIC\"), EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C-AIV, L.P. (\"EV XIV-C-AIV\"), and EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C, L.P. (\"EV XIV-C\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"EnerVest Investment Services, L.L.C. (\"EIS, LLC\") is the investment advisor for EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, EV XIV-C-AIV and EV XIV-C (such six entities together, the \"Record Holders\" and each, a \"Record Holder\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"Represents shares of Class B Common Stock held (prior to giving effect to the September 2024 Transfer (as defined below)) as follows: (i) 3,986,590 shares of Class B Common Stock held by EV XIV-A; (ii) 41,639 shares of Class B Common Stock held by EV XIV-WIC; (iii) 762,906 shares of Class B Common Stock held by EV XIV-2A; (iv) 787,018 shares of Class B Common Stock held by EV XIV-3A; and (v) 445,326 shares of Class B Common Stock held by EV XIV-C-AIV."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F9","text":"Each Record Holder and each of EVM GP, EnerVest, EVFA GP XIV, LLC, EVFA XIV-2A, LLC, EVFA XIV-3A, LLC, EnerVest Holding XIV, LLC, EVFC GP XIV, LLC, and EIS, LLC (collectively, the \"Non-Fund Entities\") directly (whether through ownership or position) or indirectly through one or more intermediaries, may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, to be the indirect beneficial owner of some or all of the Equity Interests (as defined below) owned by the Record Holders and, therefore, a \"ten percent holder\" hereunder."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F10","text":"Each Record Holder and each Non-Fund Entity disclaims beneficial ownership of the Equity Interests reported herein, except to the extent of its pecuniary interest therein, and, with respect to each of the Record Holders, except to the extent of its respective direct ownership reported herein, and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of such securities for purposes of Section 16 or for any other purposes."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F11","text":"Represents the aggregate number of shares of Class B Common Stock owned by EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, and EV XIV-C-AIV. (EV XIV-C's shares of Class A Common Stock, together with the shares of Class B Common Stock and Units held by EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, and EV XIV-C-AIV, are collectively referred to herein as the \"Equity Interests.\")"}],"balance_after":6023479,"derivative":{"underlying":"Class A Common Stock","underlying_shares":4934442},"source":{"system":"sec-edgar","filing":"0001104659-24-102887","document":"tm2424887-2_4seq1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1749921/000110465924102887/tm2424887-2_4seq1.xml","form_type":"4"}},{"id":1399492,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":87252,"kind":"person","name":"EnerVest, Ltd.","position":1,"cik":"0001375345","reported_name":"EnerVest, Ltd.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87253,"kind":"person","name":"EnerVest Management GP, L.C.","position":2,"cik":"0001749934","reported_name":"EnerVest Management GP, L.C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87254,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-A, L.P.","position":3,"cik":"0001634806","reported_name":"EnerVest Energy Institutional Fund XIV-A, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87255,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-2A, L.P.","position":4,"cik":"0001674589","reported_name":"EnerVest Energy Institutional Fund XIV-2A, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87256,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-3A, L.P.","position":5,"cik":"0001677997","reported_name":"EnerVest Energy Institutional Fund XIV-3A, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87257,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-WIC, L.P.","position":6,"cik":"0001749857","reported_name":"EnerVest Energy Institutional Fund XIV-WIC, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87258,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-C-AIV, L.P.","position":7,"cik":"0001749935","reported_name":"EnerVest Energy Institutional Fund XIV-C-AIV, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87259,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-C, L.P.","position":8,"cik":"0001634809","reported_name":"EnerVest Energy Institutional Fund XIV-C, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87260,"kind":"person","name":"EnerVest Investment Services, L.L.C.","position":9,"cik":"0001749921","reported_name":"EnerVest Investment Services, L.L.C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2024-09-25T18:39:22.000Z","date":"2024-09-23","kind":"sale","planned":false,"acquired":false,"shares":7000000,"price":25.86,"value":181020000.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F12","text":"Represents shares of Class A Common Stock sold in a block trade transaction entered into by the Record Holders on September 23, 2024, which transaction closed on September 25, 2024 (the \"Block Trade\"), as follows: (i) 3,265,817 shares of Class A Common Stock sold by EV XIV-A; (ii) 34,117 shares of Class A Common Stock sold by EV XIV-WIC; (iii) 624,974 shares of Class A Common Stock sold by EV XIV-2A; (iv) 644,724 shares of Class A Common Stock sold by EV XIV-3A; (v) 364,810 shares of Class A Common Stock sold by EV XIV-C-AIV; and (vi) 2,065,558 shares of Class A Common Stock sold by EV XIV-C."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"This amount represents the purchase price in the Block Trade (as defined below). The Record Holders, other than EV XIV-C, also used this price per share for the purchase price of the shares of the Class B Common Stock under the September 2024 Transfer."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"EnerVest Management GP, L.C. (\"EVM GP\") is the general partner of EnerVest, Ltd. (\"EnerVest\"), which is the sole member, with sole control over the actions of, each of, EVFA GP XIV, LLC, EVFA XIV-2A, LLC and EVFA XIV-3A, LLC, the managing general partners, respectively, of EnerVest Energy Institutional Fund XIV-A, L.P. (\"EV XIV-A\"), EnerVest Energy Institutional Fund XIV-2A, L.P. (\"EV XIV-2A\") and EnerVest Energy Institutional Fund XIV-3A, L.P. (\"EV XIV-3A\"). EnerVest is also the sole member, with sole control over the actions of, each of, EnerVest Holding XIV, LLC, the general partner of EnerVest Energy Institutional Fund XIV-WIC, L.P. (\"EV XIV-WIC\"), EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C-AIV, L.P. (\"EV XIV-C-AIV\"), and EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C, L.P. (\"EV XIV-C\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"EnerVest Investment Services, L.L.C. (\"EIS, LLC\") is the investment advisor for EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, EV XIV-C-AIV and EV XIV-C (such six entities together, the \"Record Holders\" and each, a \"Record Holder\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F9","text":"Each Record Holder and each of EVM GP, EnerVest, EVFA GP XIV, LLC, EVFA XIV-2A, LLC, EVFA XIV-3A, LLC, EnerVest Holding XIV, LLC, EVFC GP XIV, LLC, and EIS, LLC (collectively, the \"Non-Fund Entities\") directly (whether through ownership or position) or indirectly through one or more intermediaries, may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, to be the indirect beneficial owner of some or all of the Equity Interests (as defined below) owned by the Record Holders and, therefore, a \"ten percent holder\" hereunder."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F10","text":"Each Record Holder and each Non-Fund Entity disclaims beneficial ownership of the Equity Interests reported herein, except to the extent of its pecuniary interest therein, and, with respect to each of the Record Holders, except to the extent of its respective direct ownership reported herein, and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of such securities for purposes of Section 16 or for any other purposes."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F13","text":"EV XIV-C owns of record 2,099,403 shares of Class A Common Stock."}],"balance_after":2099403,"source":{"system":"sec-edgar","filing":"0001104659-24-102887","document":"tm2424887-2_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1749921/000110465924102887/tm2424887-2_4seq1.xml","form_type":"4"}},{"id":1399491,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":87252,"kind":"person","name":"EnerVest, Ltd.","position":1,"cik":"0001375345","reported_name":"EnerVest, Ltd.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87253,"kind":"person","name":"EnerVest Management GP, L.C.","position":2,"cik":"0001749934","reported_name":"EnerVest Management GP, L.C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87254,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-A, L.P.","position":3,"cik":"0001634806","reported_name":"EnerVest Energy Institutional Fund XIV-A, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87255,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-2A, L.P.","position":4,"cik":"0001674589","reported_name":"EnerVest Energy Institutional Fund XIV-2A, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87256,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-3A, L.P.","position":5,"cik":"0001677997","reported_name":"EnerVest Energy Institutional Fund XIV-3A, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87257,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-WIC, L.P.","position":6,"cik":"0001749857","reported_name":"EnerVest Energy Institutional Fund XIV-WIC, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87258,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-C-AIV, L.P.","position":7,"cik":"0001749935","reported_name":"EnerVest Energy Institutional Fund XIV-C-AIV, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87259,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-C, L.P.","position":8,"cik":"0001634809","reported_name":"EnerVest Energy Institutional Fund XIV-C, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":87260,"kind":"person","name":"EnerVest Investment Services, L.L.C.","position":9,"cik":"0001749921","reported_name":"EnerVest Investment Services, L.L.C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2024-09-25T18:39:22.000Z","date":"2024-09-23","kind":"exercise","planned":false,"acquired":true,"shares":4934442,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Represents: (i) 3,265,817 shares of Class B Common Stock held by EV XIV-A converted to the same number of shares of Class A Common Stock; (ii) 34,117 shares of Class B Common Stock held by EV XIV-WIC converted to the same number of shares of Class A Common Stock; (iii) 624,974 shares of Class B Common Stock held by EV XIV-2A converted to the same number of shares of Class A Common Stock; (iv) 644,724 shares of Class B Common Stock held by EV XIV-3A converted to the same number of shares of Class A Common Stock; and (v) 364,810 shares of Class B Common Stock held by EV XIV-C-AIV converted to the same number of shares of Class A Common Stock (collectively, the \"September 2024 Conversion Shares\")."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"EnerVest Management GP, L.C. (\"EVM GP\") is the general partner of EnerVest, Ltd. (\"EnerVest\"), which is the sole member, with sole control over the actions of, each of, EVFA GP XIV, LLC, EVFA XIV-2A, LLC and EVFA XIV-3A, LLC, the managing general partners, respectively, of EnerVest Energy Institutional Fund XIV-A, L.P. (\"EV XIV-A\"), EnerVest Energy Institutional Fund XIV-2A, L.P. (\"EV XIV-2A\") and EnerVest Energy Institutional Fund XIV-3A, L.P. (\"EV XIV-3A\"). EnerVest is also the sole member, with sole control over the actions of, each of, EnerVest Holding XIV, LLC, the general partner of EnerVest Energy Institutional Fund XIV-WIC, L.P. (\"EV XIV-WIC\"), EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C-AIV, L.P. (\"EV XIV-C-AIV\"), and EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C, L.P. (\"EV XIV-C\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"EnerVest Investment Services, L.L.C. (\"EIS, LLC\") is the investment advisor for EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, EV XIV-C-AIV and EV XIV-C (such six entities together, the \"Record Holders\" and each, a \"Record Holder\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Represents the September 2024 Conversion Shares and 4,164,961 shares of Class A Common Stock held by EV XIV-C."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F9","text":"Each Record Holder and each of EVM GP, EnerVest, EVFA GP XIV, LLC, EVFA XIV-2A, LLC, EVFA XIV-3A, LLC, EnerVest Holding XIV, LLC, EVFC GP XIV, LLC, and EIS, LLC (collectively, the \"Non-Fund Entities\") directly (whether through ownership or position) or indirectly through one or more intermediaries, may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, to be the indirect beneficial owner of some or all of the Equity Interests (as defined below) owned by the Record Holders and, therefore, a \"ten percent holder\" hereunder."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F10","text":"Each Record Holder and each Non-Fund Entity disclaims beneficial ownership of the Equity Interests reported herein, except to the extent of its pecuniary interest therein, and, with respect to each of the Record Holders, except to the extent of its respective direct ownership reported herein, and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of such securities for purposes of Section 16 or for any other purposes."}],"balance_after":9099403,"source":{"system":"sec-edgar","filing":"0001104659-24-102887","document":"tm2424887-2_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1749921/000110465924102887/tm2424887-2_4seq1.xml","form_type":"4"}},{"id":1399439,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":87250,"kind":"person","name":"Walker John B","position":1,"cik":"0001374442","reported_name":"Walker John B","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2024-09-25T18:32:20.000Z","date":"2024-09-23","kind":"sale","planned":false,"acquired":false,"shares":500000,"price":25.86,"value":12930000.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F14","text":"Represents: (i) 330,921 shares of Class B Common Stock transferred by EV XIV-A; (ii) 3,457 shares of Class B Common Stock transferred by EV XIV-WIC; (iii) 63,328 shares of Class B Common Stock transferred by EV XIV-2A; (iv) 65,329 shares of Class B Common Stock transferred by EV XIV-3A; and (v) 36,965 shares of Class B Common Stock transferred by EV XIV-C-AIV (collectively, the \"September 2024 Transfer\")."},{"field":"shares","element":"transactionShares","label":"F14","text":"Represents: (i) 330,921 shares of Class B Common Stock transferred by EV XIV-A; (ii) 3,457 shares of Class B Common Stock transferred by EV XIV-WIC; (iii) 63,328 shares of Class B Common Stock transferred by EV XIV-2A; (iv) 65,329 shares of Class B Common Stock transferred by EV XIV-3A; and (v) 36,965 shares of Class B Common Stock transferred by EV XIV-C-AIV (collectively, the \"September 2024 Transfer\")."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"This amount represents the purchase price in the Block Trade (as defined below). The Record Holders, other than EV XIV-C, also used this price per share for the purchase price of the shares of the Class B Common Stock under the September 2024 Transfer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F9","text":"Not applicable."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F14","text":"Represents: (i) 330,921 shares of Class B Common Stock transferred by EV XIV-A; (ii) 3,457 shares of Class B Common Stock transferred by EV XIV-WIC; (iii) 63,328 shares of Class B Common Stock transferred by EV XIV-2A; (iv) 65,329 shares of Class B Common Stock transferred by EV XIV-3A; and (v) 36,965 shares of Class B Common Stock transferred by EV XIV-C-AIV (collectively, the \"September 2024 Transfer\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F11","text":"Represents the aggregate number of shares of Class B Common Stock owned by EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, and EV XIV-C-AIV. (EV XIV-C's shares of Class A Common Stock, together with the shares of Class B Common Stock and Units held by EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, and EV XIV-C-AIV, are collectively referred to herein as the \"Equity Interests.\")"},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F15","text":"EV XIV-A owns of record 3,655,669 shares of Class B Common Stock; EV XIV-2A owns of record 699,578 shares of Class B Common Stock; EV XIV-3A owns of record 721,689 shares of Class B Common Stock; EV XIV-WIC owns of record 38,182 shares of Class B Common Stock; and EV XIV-C-AIV owns of record 408,361 shares of Class B Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"EnerVest Management GP, L.C. (\"EVM GP\") is the general partner of EnerVest, Ltd. (\"EnerVest\"), which is the sole member, with sole control over the actions of, each of, EVFA GP XIV, LLC, EVFA XIV-2A, LLC and EVFA XIV-3A, LLC, the managing general partners, respectively, of EnerVest Energy Institutional Fund XIV-A, L.P. (\"EV XIV-A\"), EnerVest Energy Institutional Fund XIV-2A, L.P. (\"EV XIV-2A\") and EnerVest Energy Institutional Fund XIV-3A, L.P. (\"EV XIV-3A\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"EnerVest is also the sole member, with sole control over the actions of, each of, EnerVest Holding XIV, LLC, the general partner of EnerVest Energy Institutional Fund XIV-WIC, L.P. (\"EV XIV-WIC\"), EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C-AIV, L.P. (\"EV XIV-C-AIV\"), and EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C, L.P. (\"EV XIV-C\"). (EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, EV XIV-C-AIV and EV XIV-C together, the \"Record Holders\"). Mr. Walker is an indirect owner and the Executive Chairman of EVM GP."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Mr. Walker directly (whether through ownership or position) or indirectly through one or more intermediaries, may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, to be the indirect beneficial owner of the Equity Interests (as defined below) owned by the Record Holders. Mr. Walker disclaims beneficial ownership of the Equity Interests held by each of the Record Holders except to the extent of his pecuniary interest in each of the Record Holders and this report shall not be deemed an admission that he is the beneficial owner of such securities for purposes of Section 16 or for any other purpose."}],"balance_after":5523479,"derivative":{"underlying":"Class A Common Stock","underlying_shares":500000},"source":{"system":"sec-edgar","filing":"0001104659-24-102885","document":"tm2424887-1_4seq1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1374442/000110465924102885/tm2424887-1_4seq1.xml","form_type":"4"}},{"id":1399438,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":87250,"kind":"person","name":"Walker John B","position":1,"cik":"0001374442","reported_name":"Walker John B","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2024-09-25T18:32:20.000Z","date":"2024-09-23","kind":"exercise","planned":false,"acquired":false,"shares":4934442,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"Represents: (i) 3,265,817 shares of Class B Common Stock held by EV XIV-A converted to the same number of shares of Class A Common Stock; (ii) 34,117 shares of Class B Common Stock held by EV XIV-WIC converted to the same number of shares of Class A Common Stock; (iii) 624,974 shares of Class B Common Stock held by EV XIV-2A converted to the same number of shares of Class A Common Stock; (iv) 644,724 shares of Class B Common Stock held by EV XIV-3A converted to the same number of shares of Class A Common Stock; and (v) 364,810 shares of Class B Common Stock held by EV XIV-C-AIV converted to the same number of shares of Class A Common Stock (collectively, the \"September 2024 Conversion Shares\")."},{"field":"shares","element":"transactionShares","label":"F4","text":"Represents: (i) 3,265,817 shares of Class B Common Stock held by EV XIV-A converted to the same number of shares of Class A Common Stock; (ii) 34,117 shares of Class B Common Stock held by EV XIV-WIC converted to the same number of shares of Class A Common Stock; (iii) 624,974 shares of Class B Common Stock held by EV XIV-2A converted to the same number of shares of Class A Common Stock; (iv) 644,724 shares of Class B Common Stock held by EV XIV-3A converted to the same number of shares of Class A Common Stock; and (v) 364,810 shares of Class B Common Stock held by EV XIV-C-AIV converted to the same number of shares of Class A Common Stock (collectively, the \"September 2024 Conversion Shares\")."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F9","text":"Not applicable."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F4","text":"Represents: (i) 3,265,817 shares of Class B Common Stock held by EV XIV-A converted to the same number of shares of Class A Common Stock; (ii) 34,117 shares of Class B Common Stock held by EV XIV-WIC converted to the same number of shares of Class A Common Stock; (iii) 624,974 shares of Class B Common Stock held by EV XIV-2A converted to the same number of shares of Class A Common Stock; (iv) 644,724 shares of Class B Common Stock held by EV XIV-3A converted to the same number of shares of Class A Common Stock; and (v) 364,810 shares of Class B Common Stock held by EV XIV-C-AIV converted to the same number of shares of Class A Common Stock (collectively, the \"September 2024 Conversion Shares\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F7","text":"Represents shares of Class B Common Stock held (prior to giving effect to the September 2024 Transfer (as defined below)) as follows: (i) 3,986,590 shares of Class B Common Stock held by EV XIV-A; (ii) 41,639 shares of Class B Common Stock held by EV XIV-WIC; (iii) 762,906 shares of Class B Common Stock held by EV XIV-2A; (iv) 787,018 shares of Class B Common Stock held by EV XIV-3A; and (v) 445,326 shares of Class B Common Stock held by EV XIV-C-AIV."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F11","text":"Represents the aggregate number of shares of Class B Common Stock owned by EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, and EV XIV-C-AIV. (EV XIV-C's shares of Class A Common Stock, together with the shares of Class B Common Stock and Units held by EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, and EV XIV-C-AIV, are collectively referred to herein as the \"Equity Interests.\")"},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"EnerVest Management GP, L.C. (\"EVM GP\") is the general partner of EnerVest, Ltd. (\"EnerVest\"), which is the sole member, with sole control over the actions of, each of, EVFA GP XIV, LLC, EVFA XIV-2A, LLC and EVFA XIV-3A, LLC, the managing general partners, respectively, of EnerVest Energy Institutional Fund XIV-A, L.P. (\"EV XIV-A\"), EnerVest Energy Institutional Fund XIV-2A, L.P. (\"EV XIV-2A\") and EnerVest Energy Institutional Fund XIV-3A, L.P. (\"EV XIV-3A\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"EnerVest is also the sole member, with sole control over the actions of, each of, EnerVest Holding XIV, LLC, the general partner of EnerVest Energy Institutional Fund XIV-WIC, L.P. (\"EV XIV-WIC\"), EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C-AIV, L.P. (\"EV XIV-C-AIV\"), and EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C, L.P. (\"EV XIV-C\"). (EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, EV XIV-C-AIV and EV XIV-C together, the \"Record Holders\"). Mr. Walker is an indirect owner and the Executive Chairman of EVM GP."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Mr. Walker directly (whether through ownership or position) or indirectly through one or more intermediaries, may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, to be the indirect beneficial owner of the Equity Interests (as defined below) owned by the Record Holders. Mr. Walker disclaims beneficial ownership of the Equity Interests held by each of the Record Holders except to the extent of his pecuniary interest in each of the Record Holders and this report shall not be deemed an admission that he is the beneficial owner of such securities for purposes of Section 16 or for any other purpose."}],"balance_after":6023479,"derivative":{"underlying":"Class A Common Stock","underlying_shares":4934442},"source":{"system":"sec-edgar","filing":"0001104659-24-102885","document":"tm2424887-1_4seq1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1374442/000110465924102885/tm2424887-1_4seq1.xml","form_type":"4"}},{"id":1399437,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":87250,"kind":"person","name":"Walker John B","position":1,"cik":"0001374442","reported_name":"Walker John B","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2024-09-25T18:32:20.000Z","date":"2024-09-23","kind":"sale","planned":false,"acquired":false,"shares":7000000,"price":25.86,"value":181020000.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F12","text":"Represents shares of Class A Common Stock sold in a block trade transaction entered into by the Record Holders on September 23, 2024, which transaction closed on September 25, 2024 (the \"Block Trade\"), as follows: (i) 3,265,817 shares of Class A Common Stock sold by EV XIV-A; (ii) 34,117 shares of Class A Common Stock sold by EV XIV-WIC; (iii) 624,974 shares of Class A Common Stock sold by EV XIV-2A; (iv) 644,724 shares of Class A Common Stock sold by EV XIV-3A; (v) 364,810 shares of Class A Common Stock sold by EV XIV-C-AIV; and (vi) 2,065,558 shares of Class A Common Stock sold by EV XIV-C."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"This amount represents the purchase price in the Block Trade (as defined below). The Record Holders, other than EV XIV-C, also used this price per share for the purchase price of the shares of the Class B Common Stock under the September 2024 Transfer."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F13","text":"EV XIV-C owns of record 2,099,403 shares of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"EnerVest Management GP, L.C. (\"EVM GP\") is the general partner of EnerVest, Ltd. (\"EnerVest\"), which is the sole member, with sole control over the actions of, each of, EVFA GP XIV, LLC, EVFA XIV-2A, LLC and EVFA XIV-3A, LLC, the managing general partners, respectively, of EnerVest Energy Institutional Fund XIV-A, L.P. (\"EV XIV-A\"), EnerVest Energy Institutional Fund XIV-2A, L.P. (\"EV XIV-2A\") and EnerVest Energy Institutional Fund XIV-3A, L.P. (\"EV XIV-3A\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"EnerVest is also the sole member, with sole control over the actions of, each of, EnerVest Holding XIV, LLC, the general partner of EnerVest Energy Institutional Fund XIV-WIC, L.P. (\"EV XIV-WIC\"), EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C-AIV, L.P. (\"EV XIV-C-AIV\"), and EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C, L.P. (\"EV XIV-C\"). (EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, EV XIV-C-AIV and EV XIV-C together, the \"Record Holders\"). Mr. Walker is an indirect owner and the Executive Chairman of EVM GP."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Mr. Walker directly (whether through ownership or position) or indirectly through one or more intermediaries, may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, to be the indirect beneficial owner of the Equity Interests (as defined below) owned by the Record Holders. Mr. Walker disclaims beneficial ownership of the Equity Interests held by each of the Record Holders except to the extent of his pecuniary interest in each of the Record Holders and this report shall not be deemed an admission that he is the beneficial owner of such securities for purposes of Section 16 or for any other purpose."}],"balance_after":2099403,"source":{"system":"sec-edgar","filing":"0001104659-24-102885","document":"tm2424887-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1374442/000110465924102885/tm2424887-1_4seq1.xml","form_type":"4"}},{"id":1399436,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":87250,"kind":"person","name":"Walker John B","position":1,"cik":"0001374442","reported_name":"Walker John B","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2024-09-25T18:32:20.000Z","date":"2024-09-23","kind":"exercise","planned":false,"acquired":true,"shares":4934442,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Represents: (i) 3,265,817 shares of Class B Common Stock held by EV XIV-A converted to the same number of shares of Class A Common Stock; (ii) 34,117 shares of Class B Common Stock held by EV XIV-WIC converted to the same number of shares of Class A Common Stock; (iii) 624,974 shares of Class B Common Stock held by EV XIV-2A converted to the same number of shares of Class A Common Stock; (iv) 644,724 shares of Class B Common Stock held by EV XIV-3A converted to the same number of shares of Class A Common Stock; and (v) 364,810 shares of Class B Common Stock held by EV XIV-C-AIV converted to the same number of shares of Class A Common Stock (collectively, the \"September 2024 Conversion Shares\")."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Represents the September 2024 Conversion Shares and 4,164,961 shares of Class A Common Stock held by EV XIV-C."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"EnerVest Management GP, L.C. (\"EVM GP\") is the general partner of EnerVest, Ltd. (\"EnerVest\"), which is the sole member, with sole control over the actions of, each of, EVFA GP XIV, LLC, EVFA XIV-2A, LLC and EVFA XIV-3A, LLC, the managing general partners, respectively, of EnerVest Energy Institutional Fund XIV-A, L.P. (\"EV XIV-A\"), EnerVest Energy Institutional Fund XIV-2A, L.P. (\"EV XIV-2A\") and EnerVest Energy Institutional Fund XIV-3A, L.P. (\"EV XIV-3A\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"EnerVest is also the sole member, with sole control over the actions of, each of, EnerVest Holding XIV, LLC, the general partner of EnerVest Energy Institutional Fund XIV-WIC, L.P. (\"EV XIV-WIC\"), EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C-AIV, L.P. (\"EV XIV-C-AIV\"), and EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C, L.P. (\"EV XIV-C\"). (EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, EV XIV-C-AIV and EV XIV-C together, the \"Record Holders\"). Mr. Walker is an indirect owner and the Executive Chairman of EVM GP."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Mr. Walker directly (whether through ownership or position) or indirectly through one or more intermediaries, may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, to be the indirect beneficial owner of the Equity Interests (as defined below) owned by the Record Holders. Mr. Walker disclaims beneficial ownership of the Equity Interests held by each of the Record Holders except to the extent of his pecuniary interest in each of the Record Holders and this report shall not be deemed an admission that he is the beneficial owner of such securities for purposes of Section 16 or for any other purpose."}],"balance_after":9099403,"source":{"system":"sec-edgar","filing":"0001104659-24-102885","document":"tm2424887-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1374442/000110465924102885/tm2424887-1_4seq1.xml","form_type":"4"}},{"id":1413491,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":1984,"kind":"person","name":"Acosta Arcilia","position":1,"cik":"0001629039","reported_name":"Acosta Arcilia","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2024-09-05T20:12:46.000Z","date":"2024-09-03","kind":"grant","planned":false,"acquired":true,"shares":62,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects additional fully-vested restricted stock units (\"RSUs\") issued under the Magnolia Oil & Gas Corporation Long Term Incentive Plan with respect to dividend equivalent rights on previously deferred RSUs held by the reporting person, in connection with the payment of cash dividends to holders of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation on September 3, 2024. Each RSU represents a contingent right to receive one share of Class A Common Stock."}],"balance_after":139113,"source":{"system":"sec-edgar","filing":"0001415889-24-022898","document":"form4-09052024_080943.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1629039/000141588924022898/form4-09052024_080943.xml","form_type":"4"}},{"id":1489412,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":1984,"kind":"person","name":"Acosta Arcilia","position":1,"cik":"0001629039","reported_name":"Acosta Arcilia","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2024-06-05T20:12:48.000Z","date":"2024-06-03","kind":"grant","planned":false,"acquired":true,"shares":61,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects additional fully-vested restricted stock units (\"RSUs\") issued under the Magnolia Oil & Gas Corporation Long Term Incentive Plan with respect to dividend equivalent rights on previously deferred RSUs held by the reporting person, in connection with the payment of cash dividends to holders of Class A\ncommon stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation on June 3, 2024. Each RSU represents a contingent right to receive one share of Class A Common Stock."}],"balance_after":139051,"source":{"system":"sec-edgar","filing":"0001415889-24-015553","document":"form4-06052024_080644.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1629039/000141588924015553/form4-06052024_080644.xml","form_type":"4"}},{"id":1515814,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":87250,"kind":"person","name":"Walker John B","position":1,"cik":"0001374442","reported_name":"Walker John B","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class B Common Stock","published_at":"2024-05-15T21:41:38.000Z","date":"2024-05-14","kind":"sale","planned":false,"acquired":false,"shares":3000000,"price":25.58,"value":76740000.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F14","text":"Represents: (i) 1,985,524 shares of Class B Common Stock transferred by EV XIV-A; (ii) 20,742 shares of Class B Common Stock transferred by EV XIV-WIC; (iii) 379,966 shares of Class B Common Stock transferred by EV XIV-2A; (iv) 391,974 of Class B Common Stock transferred by EV XIV-3A; and (v) 221,794 shares of Class B Common Stock transferred by EV XIV-C-AIV (collectively, the \"May 2024 Transfer\")."},{"field":"shares","element":"transactionShares","label":"F14","text":"Represents: (i) 1,985,524 shares of Class B Common Stock transferred by EV XIV-A; (ii) 20,742 shares of Class B Common Stock transferred by EV XIV-WIC; (iii) 379,966 shares of Class B Common Stock transferred by EV XIV-2A; (iv) 391,974 of Class B Common Stock transferred by EV XIV-3A; and (v) 221,794 shares of Class B Common Stock transferred by EV XIV-C-AIV (collectively, the \"May 2024 Transfer\")."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"This amount represents the purchase price in the Block Trade (as defined below).  The Record Holders, other than EV XIV-C, also used this price per share for the purchase price of the shares of the Class B Common Stock under the May 2024 Transfer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F9","text":"Not applicable."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F14","text":"Represents: (i) 1,985,524 shares of Class B Common Stock transferred by EV XIV-A; (ii) 20,742 shares of Class B Common Stock transferred by EV XIV-WIC; (iii) 379,966 shares of Class B Common Stock transferred by EV XIV-2A; (iv) 391,974 of Class B Common Stock transferred by EV XIV-3A; and (v) 221,794 shares of Class B Common Stock transferred by EV XIV-C-AIV (collectively, the \"May 2024 Transfer\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F11","text":"Represents the aggregate number of shares of Class B Common Stock owned by EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, and EV XIV-C-AIV. (EV XIV-C's shares of Class A Common Stock, together with the shares of Class B Common Stock and Units held by EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, and EV XIV-C-AIV, are collectively referred to herein as the \"Equity Interests.\")"},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F15","text":"EV XIV-A owns of record 7,252,407 shares of Class B Common Stock; EV XIV-2A owns of record 1,387,880 shares of Class B Common Stock; EV XIV-3A owns of record 1,431,742 shares of Class B Common Stock; EV XIV-WIC owns of record 75,756 shares of Class B Common Stock; and EV XIV-C-AIV owns of record 810,136 shares of Class B Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"EnerVest Management GP, L.C. (\"EVM GP\") is the general partner of EnerVest, Ltd. (\"EnerVest\"), which is the sole member, with sole control over the actions of, each of, EVFA GP XIV, LLC, EVFA XIV-2A, LLC and EVFA XIV-3A, LLC, the managing general partners, respectively, of EnerVest Energy Institutional Fund XIV-A, L.P. (\"EV XIV-A\"), EnerVest Energy Institutional Fund XIV-2A, L.P. (\"EV XIV-2A\") and EnerVest Energy Institutional Fund XIV-3A, L.P. (\"EV XIV-3A\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"EnerVest is also the sole member, with sole control over the actions of, each of, EnerVest Holding XIV, LLC, the general partner of EnerVest Energy Institutional Fund XIV-WIC, L.P. (\"EV XIV-WIC\"), EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C-AIV, L.P. (\"EV XIV-C-AIV\"), and EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C, L.P. (\"EV XIV-C\"). (EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, EV XIV-C-AIV and EV XIV-C together, the \"Record Holders\"). Mr. Walker is an indirect owner and the Executive Chairman of EVM GP."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Mr. Walker directly (whether through ownership or position) or indirectly through one or more intermediaries, may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, to be the indirect beneficial owner of the Equity Interests (as defined below) owned by the Record Holders. Mr. Walker disclaims beneficial ownership of the Equity Interests held by each of the Record Holders except to the extent of his pecuniary interest in each of the Record Holders and this report shall not be deemed an admission that he is the beneficial owner of such securities for purposes of Section 16 or for any other purpose."}],"balance_after":10957921,"derivative":{"underlying":"Class A Common Stock","underlying_shares":3000000},"source":{"system":"sec-edgar","filing":"0001104659-24-062156","document":"tm2414674-2_4seq1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1374442/000110465924062156/tm2414674-2_4seq1.xml","form_type":"4"}},{"id":1515813,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":87250,"kind":"person","name":"Walker John B","position":1,"cik":"0001374442","reported_name":"Walker John B","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class B Common Stock","published_at":"2024-05-15T21:41:38.000Z","date":"2024-05-14","kind":"exercise","planned":false,"acquired":false,"shares":7868884,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"Represents: (i) 5,207,951 shares of Class B Common Stock held by EV XIV-A converted to the same number of shares of Class A Common Stock; (ii) 54,406 shares of Class B Common Stock held by EV XIV-WIC converted to the same number of shares of Class A Common Stock; (iii) 996,637 shares of Class B Common Stock held by EV XIV-2A converted to the same number of shares of Class A Common Stock; (iv) 1,028,132 shares of Class B Common Stock held by EV XIV-3A converted to the same number of shares of Class A Common Stock; and (v) 581,758 shares of Class B Common Stock held by EV XIV-C-AIV converted to the same number of shares of Class A Common Stock (collectively, the \"May 2024 Conversion Shares\")."},{"field":"shares","element":"transactionShares","label":"F4","text":"Represents: (i) 5,207,951 shares of Class B Common Stock held by EV XIV-A converted to the same number of shares of Class A Common Stock; (ii) 54,406 shares of Class B Common Stock held by EV XIV-WIC converted to the same number of shares of Class A Common Stock; (iii) 996,637 shares of Class B Common Stock held by EV XIV-2A converted to the same number of shares of Class A Common Stock; (iv) 1,028,132 shares of Class B Common Stock held by EV XIV-3A converted to the same number of shares of Class A Common Stock; and (v) 581,758 shares of Class B Common Stock held by EV XIV-C-AIV converted to the same number of shares of Class A Common Stock (collectively, the \"May 2024 Conversion Shares\")."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F9","text":"Not applicable."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F4","text":"Represents: (i) 5,207,951 shares of Class B Common Stock held by EV XIV-A converted to the same number of shares of Class A Common Stock; (ii) 54,406 shares of Class B Common Stock held by EV XIV-WIC converted to the same number of shares of Class A Common Stock; (iii) 996,637 shares of Class B Common Stock held by EV XIV-2A converted to the same number of shares of Class A Common Stock; (iv) 1,028,132 shares of Class B Common Stock held by EV XIV-3A converted to the same number of shares of Class A Common Stock; and (v) 581,758 shares of Class B Common Stock held by EV XIV-C-AIV converted to the same number of shares of Class A Common Stock (collectively, the \"May 2024 Conversion Shares\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F7","text":"Represents shares of Class B Common Stock held (prior to giving effect to the May 2024 Transfer (as defined below)) as follows: (i) 14,445,882 shares of Class B Common Stock held by EV XIV-A; (ii) 150,904 shares of Class B Common Stock held by EV XIV-WIC; (iii) 2,764,483 shares of Class B Common Stock held by EV XIV-2A; (iv) 2,851,848 shares of Class B Common Stock held by EV XIV-3A; and (v) 1,613,688 shares of Class B Common Stock held by EV XIV-C-AIV."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F11","text":"Represents the aggregate number of shares of Class B Common Stock owned by EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, and EV XIV-C-AIV. (EV XIV-C's shares of Class A Common Stock, together with the shares of Class B Common Stock and Units held by EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, and EV XIV-C-AIV, are collectively referred to herein as the \"Equity Interests.\")"},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"EnerVest Management GP, L.C. (\"EVM GP\") is the general partner of EnerVest, Ltd. (\"EnerVest\"), which is the sole member, with sole control over the actions of, each of, EVFA GP XIV, LLC, EVFA XIV-2A, LLC and EVFA XIV-3A, LLC, the managing general partners, respectively, of EnerVest Energy Institutional Fund XIV-A, L.P. (\"EV XIV-A\"), EnerVest Energy Institutional Fund XIV-2A, L.P. (\"EV XIV-2A\") and EnerVest Energy Institutional Fund XIV-3A, L.P. (\"EV XIV-3A\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"EnerVest is also the sole member, with sole control over the actions of, each of, EnerVest Holding XIV, LLC, the general partner of EnerVest Energy Institutional Fund XIV-WIC, L.P. (\"EV XIV-WIC\"), EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C-AIV, L.P. (\"EV XIV-C-AIV\"), and EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C, L.P. (\"EV XIV-C\"). (EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, EV XIV-C-AIV and EV XIV-C together, the \"Record Holders\"). Mr. Walker is an indirect owner and the Executive Chairman of EVM GP."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Mr. Walker directly (whether through ownership or position) or indirectly through one or more intermediaries, may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, to be the indirect beneficial owner of the Equity Interests (as defined below) owned by the Record Holders. Mr. Walker disclaims beneficial ownership of the Equity Interests held by each of the Record Holders except to the extent of his pecuniary interest in each of the Record Holders and this report shall not be deemed an admission that he is the beneficial owner of such securities for purposes of Section 16 or for any other purpose."}],"balance_after":13957921,"derivative":{"underlying":"Class A Common Stock","underlying_shares":7868884},"source":{"system":"sec-edgar","filing":"0001104659-24-062156","document":"tm2414674-2_4seq1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1374442/000110465924062156/tm2414674-2_4seq1.xml","form_type":"4"}},{"id":1515812,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":87250,"kind":"person","name":"Walker John B","position":1,"cik":"0001374442","reported_name":"Walker John B","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2024-05-15T21:41:38.000Z","date":"2024-05-14","kind":"sale","planned":false,"acquired":false,"shares":12000000,"price":25.58,"value":306960000.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F12","text":"Represents shares of Class A Common Stock sold in a block trade transaction entered into by the Record Holders on May 14, 2024, which transaction is expected to close on May 16, 2024 (the \"Block Trade\"), as follows: (i) 5,207,951 shares of Class A Common Stock sold by EV XIV-A; (ii) 54,406 shares of Class A Common Stock sold by EV XIV-WIC; (iii) 996,637 shares of Class A Common Stock sold by EV XIV-2A; (iv) 1,028,132 shares of Class A Common Stock sold by EV XIV-3A; (v) 581,758 shares of Class A Common Stock sold by EV XIV-C-AIV; and (vi) 4,131,116 shares of Class A Common Stock sold by EV XIV-C."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"This amount represents the purchase price in the Block Trade (as defined below).  The Record Holders, other than EV XIV-C, also used this price per share for the purchase price of the shares of the Class B Common Stock under the May 2024 Transfer."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F13","text":"EV XIV-C owns of record 4,164,961 shares of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"EnerVest Management GP, L.C. (\"EVM GP\") is the general partner of EnerVest, Ltd. (\"EnerVest\"), which is the sole member, with sole control over the actions of, each of, EVFA GP XIV, LLC, EVFA XIV-2A, LLC and EVFA XIV-3A, LLC, the managing general partners, respectively, of EnerVest Energy Institutional Fund XIV-A, L.P. (\"EV XIV-A\"), EnerVest Energy Institutional Fund XIV-2A, L.P. (\"EV XIV-2A\") and EnerVest Energy Institutional Fund XIV-3A, L.P. (\"EV XIV-3A\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"EnerVest is also the sole member, with sole control over the actions of, each of, EnerVest Holding XIV, LLC, the general partner of EnerVest Energy Institutional Fund XIV-WIC, L.P. (\"EV XIV-WIC\"), EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C-AIV, L.P. (\"EV XIV-C-AIV\"), and EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C, L.P. (\"EV XIV-C\"). (EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, EV XIV-C-AIV and EV XIV-C together, the \"Record Holders\"). Mr. Walker is an indirect owner and the Executive Chairman of EVM GP."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Mr. Walker directly (whether through ownership or position) or indirectly through one or more intermediaries, may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, to be the indirect beneficial owner of the Equity Interests (as defined below) owned by the Record Holders. Mr. Walker disclaims beneficial ownership of the Equity Interests held by each of the Record Holders except to the extent of his pecuniary interest in each of the Record Holders and this report shall not be deemed an admission that he is the beneficial owner of such securities for purposes of Section 16 or for any other purpose."}],"balance_after":4164961,"source":{"system":"sec-edgar","filing":"0001104659-24-062156","document":"tm2414674-2_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1374442/000110465924062156/tm2414674-2_4seq1.xml","form_type":"4"}},{"id":1515811,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":87250,"kind":"person","name":"Walker John B","position":1,"cik":"0001374442","reported_name":"Walker John B","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2024-05-15T21:41:38.000Z","date":"2024-05-14","kind":"exercise","planned":false,"acquired":true,"shares":7868884,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Represents: (i) 5,207,951 shares of Class B Common Stock held by EV XIV-A converted to the same number of shares of Class A Common Stock; (ii) 54,406 shares of Class B Common Stock held by EV XIV-WIC converted to the same number of shares of Class A Common Stock; (iii) 996,637 shares of Class B Common Stock held by EV XIV-2A converted to the same number of shares of Class A Common Stock; (iv) 1,028,132 shares of Class B Common Stock held by EV XIV-3A converted to the same number of shares of Class A Common Stock; and (v) 581,758 shares of Class B Common Stock held by EV XIV-C-AIV converted to the same number of shares of Class A Common Stock (collectively, the \"May 2024 Conversion Shares\")."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Represents the May 2024 Conversion Shares and 4,131,116 shares of Class A Common Stock held by EV XIV-C."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"EnerVest Management GP, L.C. (\"EVM GP\") is the general partner of EnerVest, Ltd. (\"EnerVest\"), which is the sole member, with sole control over the actions of, each of, EVFA GP XIV, LLC, EVFA XIV-2A, LLC and EVFA XIV-3A, LLC, the managing general partners, respectively, of EnerVest Energy Institutional Fund XIV-A, L.P. (\"EV XIV-A\"), EnerVest Energy Institutional Fund XIV-2A, L.P. (\"EV XIV-2A\") and EnerVest Energy Institutional Fund XIV-3A, L.P. (\"EV XIV-3A\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"EnerVest is also the sole member, with sole control over the actions of, each of, EnerVest Holding XIV, LLC, the general partner of EnerVest Energy Institutional Fund XIV-WIC, L.P. (\"EV XIV-WIC\"), EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C-AIV, L.P. (\"EV XIV-C-AIV\"), and EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C, L.P. (\"EV XIV-C\"). (EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, EV XIV-C-AIV and EV XIV-C together, the \"Record Holders\"). Mr. Walker is an indirect owner and the Executive Chairman of EVM GP."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Mr. Walker directly (whether through ownership or position) or indirectly through one or more intermediaries, may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, to be the indirect beneficial owner of the Equity Interests (as defined below) owned by the Record Holders. Mr. Walker disclaims beneficial ownership of the Equity Interests held by each of the Record Holders except to the extent of his pecuniary interest in each of the Record Holders and this report shall not be deemed an admission that he is the beneficial owner of such securities for purposes of Section 16 or for any other purpose."}],"balance_after":16164961,"source":{"system":"sec-edgar","filing":"0001104659-24-062156","document":"tm2414674-2_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1374442/000110465924062156/tm2414674-2_4seq1.xml","form_type":"4"}},{"id":1515997,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":87252,"kind":"person","name":"EnerVest, Ltd.","position":1,"cik":"0001375345","reported_name":"EnerVest, Ltd.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87253,"kind":"person","name":"EnerVest Management GP, L.C.","position":2,"cik":"0001749934","reported_name":"EnerVest Management GP, L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87254,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-A, L.P.","position":3,"cik":"0001634806","reported_name":"EnerVest Energy Institutional Fund XIV-A, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87255,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-2A, L.P.","position":4,"cik":"0001674589","reported_name":"EnerVest Energy Institutional Fund XIV-2A, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87256,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-3A, L.P.","position":5,"cik":"0001677997","reported_name":"EnerVest Energy Institutional Fund XIV-3A, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87257,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-WIC, L.P.","position":6,"cik":"0001749857","reported_name":"EnerVest Energy Institutional Fund XIV-WIC, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87258,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-C-AIV, L.P.","position":7,"cik":"0001749935","reported_name":"EnerVest Energy Institutional Fund XIV-C-AIV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87259,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-C, L.P.","position":8,"cik":"0001634809","reported_name":"EnerVest Energy Institutional Fund XIV-C, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87260,"kind":"person","name":"EnerVest Investment Services, L.L.C.","position":9,"cik":"0001749921","reported_name":"EnerVest Investment Services, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class B Common Stock","published_at":"2024-05-15T21:40:15.000Z","date":"2024-05-14","kind":"sale","planned":false,"acquired":false,"shares":3000000,"price":25.58,"value":76740000.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F14","text":"Represents: (i) 1,985,524 shares of Class B Common Stock transferred by EV XIV-A; (ii) 20,742 shares of Class B Common Stock transferred by EV XIV-WIC; (iii) 379,966 shares of Class B Common Stock transferred by EV XIV-2A; (iv) 391,974 of Class B Common Stock transferred by EV XIV-3A; and (v) 221,794 shares of Class B Common Stock transferred by EV XIV-C-AIV (collectively, the \"May 2024 Transfer\")."},{"field":"shares","element":"transactionShares","label":"F14","text":"Represents: (i) 1,985,524 shares of Class B Common Stock transferred by EV XIV-A; (ii) 20,742 shares of Class B Common Stock transferred by EV XIV-WIC; (iii) 379,966 shares of Class B Common Stock transferred by EV XIV-2A; (iv) 391,974 of Class B Common Stock transferred by EV XIV-3A; and (v) 221,794 shares of Class B Common Stock transferred by EV XIV-C-AIV (collectively, the \"May 2024 Transfer\")."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"This amount represents the purchase price in the Block Trade (as defined below). The Record Holders, other than EV XIV-C, also used this price per share for the purchase price of the shares of the Class B Common Stock under the May 2024 Transfer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"Not applicable."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F14","text":"Represents: (i) 1,985,524 shares of Class B Common Stock transferred by EV XIV-A; (ii) 20,742 shares of Class B Common Stock transferred by EV XIV-WIC; (iii) 379,966 shares of Class B Common Stock transferred by EV XIV-2A; (iv) 391,974 of Class B Common Stock transferred by EV XIV-3A; and (v) 221,794 shares of Class B Common Stock transferred by EV XIV-C-AIV (collectively, the \"May 2024 Transfer\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"EnerVest Management GP, L.C. (\"EVM GP\") is the general partner of EnerVest, Ltd. (\"EnerVest\"), which is the sole member, with sole control over the actions of, each of, EVFA GP XIV, LLC, EVFA XIV-2A, LLC and EVFA XIV-3A, LLC, the managing general partners, respectively, of EnerVest Energy Institutional Fund XIV-A, L.P. (\"EV XIV-A\"), EnerVest Energy Institutional Fund XIV-2A, L.P. (\"EV XIV-2A\") and EnerVest Energy Institutional Fund XIV-3A, L.P. (\"EV XIV-3A\"). EnerVest is also the sole member, with sole control over the actions of, each of, EnerVest Holding XIV, LLC, the general partner of EnerVest Energy Institutional Fund XIV-WIC, L.P. (\"EV XIV-WIC\"), EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C-AIV, L.P. (\"EV XIV-C-AIV\"), and EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C, L.P. (\"EV XIV-C\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"EnerVest Investment Services, L.L.C. (\"EIS, LLC\") is the investment advisor for EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, EV XIV-C-AIV and EV XIV-C (such six entities together, the \"Record Holders\" and each, a \"Record Holder\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F9","text":"Each Record Holder and each of EVM GP, EnerVest, EVFA GP XIV, LLC, EVFA XIV-2A, LLC, EVFA XIV-3A, LLC, EnerVest Holding XIV, LLC, EVFC GP XIV, LLC, and EIS, LLC (collectively, the \"Non-Fund Entities\") directly (whether through ownership or position) or indirectly through one or more intermediaries, may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, to be the indirect beneficial owner of some or all of the Equity Interests (as defined below) owned by the Record Holders and, therefore, a \"ten percent holder\" hereunder."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F10","text":"Each Record Holder and each Non-Fund Entity disclaims beneficial ownership of the Equity Interests reported herein, except to the extent of its pecuniary interest therein, and, with respect to each of the Record Holders, except to the extent of its respective direct ownership reported herein, and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of such securities for purposes of Section 16 or for any other purposes."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F11","text":"Represents the aggregate number of shares of Class B Common Stock owned by EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, and EV XIV-C-AIV. (EV XIV-C's shares of Class A Common Stock, together with the shares of Class B Common Stock and Units held by EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, and EV XIV-C-AIV, are collectively referred to herein as the \"Equity Interests.\")"},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F15","text":"EV XIV-A owns of record 7,252,407 shares of Class B Common Stock; EV XIV-2A owns of record 1,387,880 shares of Class B Common Stock; EV XIV-3A owns of record 1,431,742 shares of Class B Common Stock; EV XIV-WIC owns of record 75,756 shares of Class B Common Stock; and EV XIV-C-AIV owns of record 810,136 shares of Class B Common Stock."}],"balance_after":10957921,"derivative":{"underlying":"Class A Common Stock","underlying_shares":3000000},"source":{"system":"sec-edgar","filing":"0001104659-24-062155","document":"tm2414674-1_4seq1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1749921/000110465924062155/tm2414674-1_4seq1.xml","form_type":"4"}},{"id":1515996,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":87252,"kind":"person","name":"EnerVest, Ltd.","position":1,"cik":"0001375345","reported_name":"EnerVest, Ltd.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87253,"kind":"person","name":"EnerVest Management GP, L.C.","position":2,"cik":"0001749934","reported_name":"EnerVest Management GP, L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87254,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-A, L.P.","position":3,"cik":"0001634806","reported_name":"EnerVest Energy Institutional Fund XIV-A, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87255,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-2A, L.P.","position":4,"cik":"0001674589","reported_name":"EnerVest Energy Institutional Fund XIV-2A, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87256,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-3A, L.P.","position":5,"cik":"0001677997","reported_name":"EnerVest Energy Institutional Fund XIV-3A, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87257,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-WIC, L.P.","position":6,"cik":"0001749857","reported_name":"EnerVest Energy Institutional Fund XIV-WIC, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87258,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-C-AIV, L.P.","position":7,"cik":"0001749935","reported_name":"EnerVest Energy Institutional Fund XIV-C-AIV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87259,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-C, L.P.","position":8,"cik":"0001634809","reported_name":"EnerVest Energy Institutional Fund XIV-C, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87260,"kind":"person","name":"EnerVest Investment Services, L.L.C.","position":9,"cik":"0001749921","reported_name":"EnerVest Investment Services, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class B Common Stock","published_at":"2024-05-15T21:40:15.000Z","date":"2024-05-14","kind":"exercise","planned":false,"acquired":false,"shares":7868884,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"Represents: (i) 5,207,951 shares of Class B Common Stock held by EV XIV-A converted to the same number of shares of Class A Common Stock; (ii) 54,406 shares of Class B Common Stock held by EV XIV-WIC converted to the same number of shares of Class A Common Stock; (iii) 996,637 shares of Class B Common Stock held by EV XIV-2A converted to the same number of shares of Class A Common Stock; (iv) 1,028,132 shares of Class B Common Stock held by EV XIV-3A converted to the same number of shares of Class A Common Stock; and (v) 581,758 shares of Class B Common Stock held by EV XIV-C-AIV converted to the same number of shares of Class A Common Stock (collectively, the \"May 2024 Conversion Shares\")."},{"field":"shares","element":"transactionShares","label":"F4","text":"Represents: (i) 5,207,951 shares of Class B Common Stock held by EV XIV-A converted to the same number of shares of Class A Common Stock; (ii) 54,406 shares of Class B Common Stock held by EV XIV-WIC converted to the same number of shares of Class A Common Stock; (iii) 996,637 shares of Class B Common Stock held by EV XIV-2A converted to the same number of shares of Class A Common Stock; (iv) 1,028,132 shares of Class B Common Stock held by EV XIV-3A converted to the same number of shares of Class A Common Stock; and (v) 581,758 shares of Class B Common Stock held by EV XIV-C-AIV converted to the same number of shares of Class A Common Stock (collectively, the \"May 2024 Conversion Shares\")."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"Not applicable."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F4","text":"Represents: (i) 5,207,951 shares of Class B Common Stock held by EV XIV-A converted to the same number of shares of Class A Common Stock; (ii) 54,406 shares of Class B Common Stock held by EV XIV-WIC converted to the same number of shares of Class A Common Stock; (iii) 996,637 shares of Class B Common Stock held by EV XIV-2A converted to the same number of shares of Class A Common Stock; (iv) 1,028,132 shares of Class B Common Stock held by EV XIV-3A converted to the same number of shares of Class A Common Stock; and (v) 581,758 shares of Class B Common Stock held by EV XIV-C-AIV converted to the same number of shares of Class A Common Stock (collectively, the \"May 2024 Conversion Shares\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"EnerVest Management GP, L.C. (\"EVM GP\") is the general partner of EnerVest, Ltd. (\"EnerVest\"), which is the sole member, with sole control over the actions of, each of, EVFA GP XIV, LLC, EVFA XIV-2A, LLC and EVFA XIV-3A, LLC, the managing general partners, respectively, of EnerVest Energy Institutional Fund XIV-A, L.P. (\"EV XIV-A\"), EnerVest Energy Institutional Fund XIV-2A, L.P. (\"EV XIV-2A\") and EnerVest Energy Institutional Fund XIV-3A, L.P. (\"EV XIV-3A\"). EnerVest is also the sole member, with sole control over the actions of, each of, EnerVest Holding XIV, LLC, the general partner of EnerVest Energy Institutional Fund XIV-WIC, L.P. (\"EV XIV-WIC\"), EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C-AIV, L.P. (\"EV XIV-C-AIV\"), and EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C, L.P. (\"EV XIV-C\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"EnerVest Investment Services, L.L.C. (\"EIS, LLC\") is the investment advisor for EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, EV XIV-C-AIV and EV XIV-C (such six entities together, the \"Record Holders\" and each, a \"Record Holder\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"Represents shares of Class B Common Stock held (prior to giving effect to the May 2024 Transfer (as defined below)) as follows: (i) 14,445,882 shares of Class B Common Stock held by EV XIV-A; (ii) 150,904 shares of Class B Common Stock held by EV XIV-WIC; (iii) 2,764,483 shares of Class B Common Stock held by EV XIV-2A; (iv) 2,851,848 shares of Class B Common Stock held by EV XIV-3A; and (v) 1,613,688 shares of Class B Common Stock held by EV XIV-C-AIV."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F9","text":"Each Record Holder and each of EVM GP, EnerVest, EVFA GP XIV, LLC, EVFA XIV-2A, LLC, EVFA XIV-3A, LLC, EnerVest Holding XIV, LLC, EVFC GP XIV, LLC, and EIS, LLC (collectively, the \"Non-Fund Entities\") directly (whether through ownership or position) or indirectly through one or more intermediaries, may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, to be the indirect beneficial owner of some or all of the Equity Interests (as defined below) owned by the Record Holders and, therefore, a \"ten percent holder\" hereunder."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F10","text":"Each Record Holder and each Non-Fund Entity disclaims beneficial ownership of the Equity Interests reported herein, except to the extent of its pecuniary interest therein, and, with respect to each of the Record Holders, except to the extent of its respective direct ownership reported herein, and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of such securities for purposes of Section 16 or for any other purposes."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F11","text":"Represents the aggregate number of shares of Class B Common Stock owned by EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, and EV XIV-C-AIV. (EV XIV-C's shares of Class A Common Stock, together with the shares of Class B Common Stock and Units held by EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, and EV XIV-C-AIV, are collectively referred to herein as the \"Equity Interests.\")"}],"balance_after":13957921,"derivative":{"underlying":"Class A Common Stock","underlying_shares":7868884},"source":{"system":"sec-edgar","filing":"0001104659-24-062155","document":"tm2414674-1_4seq1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1749921/000110465924062155/tm2414674-1_4seq1.xml","form_type":"4"}},{"id":1515995,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":87252,"kind":"person","name":"EnerVest, Ltd.","position":1,"cik":"0001375345","reported_name":"EnerVest, Ltd.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87253,"kind":"person","name":"EnerVest Management GP, L.C.","position":2,"cik":"0001749934","reported_name":"EnerVest Management GP, L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87254,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-A, L.P.","position":3,"cik":"0001634806","reported_name":"EnerVest Energy Institutional Fund XIV-A, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87255,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-2A, L.P.","position":4,"cik":"0001674589","reported_name":"EnerVest Energy Institutional Fund XIV-2A, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87256,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-3A, L.P.","position":5,"cik":"0001677997","reported_name":"EnerVest Energy Institutional Fund XIV-3A, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87257,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-WIC, L.P.","position":6,"cik":"0001749857","reported_name":"EnerVest Energy Institutional Fund XIV-WIC, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87258,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-C-AIV, L.P.","position":7,"cik":"0001749935","reported_name":"EnerVest Energy Institutional Fund XIV-C-AIV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87259,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-C, L.P.","position":8,"cik":"0001634809","reported_name":"EnerVest Energy Institutional Fund XIV-C, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87260,"kind":"person","name":"EnerVest Investment Services, L.L.C.","position":9,"cik":"0001749921","reported_name":"EnerVest Investment Services, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2024-05-15T21:40:15.000Z","date":"2024-05-14","kind":"sale","planned":false,"acquired":false,"shares":12000000,"price":25.58,"value":306960000.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F12","text":"Represents shares of Class A Common Stock sold in a block trade transaction entered into by the Record Holders on May 14, 2024, which transaction is expected to close on May 16, 2024 (the \"Block Trade\"), as follows: (i) 5,207,951 shares of Class A Common Stock sold by EV XIV-A; (ii) 54,406 shares of Class A Common Stock sold by EV XIV-WIC; (iii) 996,637 shares of Class A Common Stock sold by EV XIV-2A; (iv) 1,028,132 shares of Class A Common Stock sold by EV XIV-3A; (v) 581,758 shares of Class A Common Stock sold by EV XIV-C-AIV; and (vi) 4,131,116 shares of Class A Common Stock sold by EV XIV-C."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"This amount represents the purchase price in the Block Trade (as defined below). The Record Holders, other than EV XIV-C, also used this price per share for the purchase price of the shares of the Class B Common Stock under the May 2024 Transfer."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"EnerVest Management GP, L.C. (\"EVM GP\") is the general partner of EnerVest, Ltd. (\"EnerVest\"), which is the sole member, with sole control over the actions of, each of, EVFA GP XIV, LLC, EVFA XIV-2A, LLC and EVFA XIV-3A, LLC, the managing general partners, respectively, of EnerVest Energy Institutional Fund XIV-A, L.P. (\"EV XIV-A\"), EnerVest Energy Institutional Fund XIV-2A, L.P. (\"EV XIV-2A\") and EnerVest Energy Institutional Fund XIV-3A, L.P. (\"EV XIV-3A\"). EnerVest is also the sole member, with sole control over the actions of, each of, EnerVest Holding XIV, LLC, the general partner of EnerVest Energy Institutional Fund XIV-WIC, L.P. (\"EV XIV-WIC\"), EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C-AIV, L.P. (\"EV XIV-C-AIV\"), and EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C, L.P. (\"EV XIV-C\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"EnerVest Investment Services, L.L.C. (\"EIS, LLC\") is the investment advisor for EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, EV XIV-C-AIV and EV XIV-C (such six entities together, the \"Record Holders\" and each, a \"Record Holder\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F9","text":"Each Record Holder and each of EVM GP, EnerVest, EVFA GP XIV, LLC, EVFA XIV-2A, LLC, EVFA XIV-3A, LLC, EnerVest Holding XIV, LLC, EVFC GP XIV, LLC, and EIS, LLC (collectively, the \"Non-Fund Entities\") directly (whether through ownership or position) or indirectly through one or more intermediaries, may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, to be the indirect beneficial owner of some or all of the Equity Interests (as defined below) owned by the Record Holders and, therefore, a \"ten percent holder\" hereunder."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F10","text":"Each Record Holder and each Non-Fund Entity disclaims beneficial ownership of the Equity Interests reported herein, except to the extent of its pecuniary interest therein, and, with respect to each of the Record Holders, except to the extent of its respective direct ownership reported herein, and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of such securities for purposes of Section 16 or for any other purposes."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F13","text":"EV XIV-C owns of record 4,164,961 shares of Class A Common Stock."}],"balance_after":4164961,"source":{"system":"sec-edgar","filing":"0001104659-24-062155","document":"tm2414674-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1749921/000110465924062155/tm2414674-1_4seq1.xml","form_type":"4"}},{"id":1515994,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":87252,"kind":"person","name":"EnerVest, Ltd.","position":1,"cik":"0001375345","reported_name":"EnerVest, Ltd.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87253,"kind":"person","name":"EnerVest Management GP, L.C.","position":2,"cik":"0001749934","reported_name":"EnerVest Management GP, L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87254,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-A, L.P.","position":3,"cik":"0001634806","reported_name":"EnerVest Energy Institutional Fund XIV-A, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87255,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-2A, L.P.","position":4,"cik":"0001674589","reported_name":"EnerVest Energy Institutional Fund XIV-2A, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87256,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-3A, L.P.","position":5,"cik":"0001677997","reported_name":"EnerVest Energy Institutional Fund XIV-3A, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87257,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-WIC, L.P.","position":6,"cik":"0001749857","reported_name":"EnerVest Energy Institutional Fund XIV-WIC, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87258,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-C-AIV, L.P.","position":7,"cik":"0001749935","reported_name":"EnerVest Energy Institutional Fund XIV-C-AIV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87259,"kind":"person","name":"EnerVest Energy Institutional Fund XIV-C, L.P.","position":8,"cik":"0001634809","reported_name":"EnerVest Energy Institutional Fund XIV-C, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":87260,"kind":"person","name":"EnerVest Investment Services, L.L.C.","position":9,"cik":"0001749921","reported_name":"EnerVest Investment Services, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2024-05-15T21:40:15.000Z","date":"2024-05-14","kind":"exercise","planned":false,"acquired":true,"shares":7868884,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Represents: (i) 5,207,951 shares of Class B Common Stock held by EV XIV-A converted to the same number of shares of Class A Common Stock; (ii) 54,406 shares of Class B Common Stock held by EV XIV-WIC converted to the same number of shares of Class A Common Stock; (iii) 996,637 shares of Class B Common Stock held by EV XIV-2A converted to the same number of shares of Class A Common Stock; (iv) 1,028,132 shares of Class B Common Stock held by EV XIV-3A converted to the same number of shares of Class A Common Stock; and (v) 581,758 shares of Class B Common Stock held by EV XIV-C-AIV converted to the same number of shares of Class A Common Stock (collectively, the \"May 2024 Conversion Shares\")."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Shares of the Issuer's Class B Common Stock (\"Class B Common Stock\"), when combined with an equal number of units (\"Units\") of Magnolia Oil & Gas Parent LLC, a Delaware limited liability company of which the Issuer is the managing member, are exchangeable from time to time at the option of the holders thereof for shares of the Issuer's Class A Common Stock (\"Class A Common Stock\") on a one-for-one basis (or, at the Issuer's option, for cash)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"EnerVest Management GP, L.C. (\"EVM GP\") is the general partner of EnerVest, Ltd. (\"EnerVest\"), which is the sole member, with sole control over the actions of, each of, EVFA GP XIV, LLC, EVFA XIV-2A, LLC and EVFA XIV-3A, LLC, the managing general partners, respectively, of EnerVest Energy Institutional Fund XIV-A, L.P. (\"EV XIV-A\"), EnerVest Energy Institutional Fund XIV-2A, L.P. (\"EV XIV-2A\") and EnerVest Energy Institutional Fund XIV-3A, L.P. (\"EV XIV-3A\"). EnerVest is also the sole member, with sole control over the actions of, each of, EnerVest Holding XIV, LLC, the general partner of EnerVest Energy Institutional Fund XIV-WIC, L.P. (\"EV XIV-WIC\"), EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C-AIV, L.P. (\"EV XIV-C-AIV\"), and EVFC GP XIV, LLC, the managing general partner of EnerVest Energy Institutional Fund XIV-C, L.P. (\"EV XIV-C\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"EnerVest Investment Services, L.L.C. (\"EIS, LLC\") is the investment advisor for EV XIV-A, EV XIV-2A, EV XIV-3A, EV XIV-WIC, EV XIV-C-AIV and EV XIV-C (such six entities together, the \"Record Holders\" and each, a \"Record Holder\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Represents the May 2024 Conversion Shares and 4,131,116 shares of Class A Common Stock held by EV XIV-C."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F9","text":"Each Record Holder and each of EVM GP, EnerVest, EVFA GP XIV, LLC, EVFA XIV-2A, LLC, EVFA XIV-3A, LLC, EnerVest Holding XIV, LLC, EVFC GP XIV, LLC, and EIS, LLC (collectively, the \"Non-Fund Entities\") directly (whether through ownership or position) or indirectly through one or more intermediaries, may be deemed for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, to be the indirect beneficial owner of some or all of the Equity Interests (as defined below) owned by the Record Holders and, therefore, a \"ten percent holder\" hereunder."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F10","text":"Each Record Holder and each Non-Fund Entity disclaims beneficial ownership of the Equity Interests reported herein, except to the extent of its pecuniary interest therein, and, with respect to each of the Record Holders, except to the extent of its respective direct ownership reported herein, and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of such securities for purposes of Section 16 or for any other purposes."}],"balance_after":16164961,"source":{"system":"sec-edgar","filing":"0001104659-24-062155","document":"tm2414674-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1749921/000110465924062155/tm2414674-1_4seq1.xml","form_type":"4"}},{"id":1521957,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":34434,"kind":"person","name":"SMITH DAN F","position":1,"cik":"0001188511","reported_name":"SMITH DAN F","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2024-05-09T20:27:34.000Z","date":"2024-05-07","kind":"grant","planned":false,"acquired":true,"shares":9257,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects restricted stock units (\"RSUs\") granted under the Magnolia Oil & Gas Corporation Long Term Incentive Plan (the \"Plan\"). Each RSU represents a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"). The RSUs will vest on the earlier of (a) the day preceding the next annual meeting of stockholders of the Company at which directors are elected, or (b) the first anniversary of the grant date, in each case, subject to the director's continued service through the applicable vesting date."}],"balance_after":125655,"source":{"system":"sec-edgar","filing":"0001415889-24-012735","document":"form4-05092024_080513.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1188511/000141588924012735/form4-05092024_080513.xml","form_type":"4"}},{"id":1521960,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":47935,"kind":"person","name":"LARSON JAMES R","position":1,"cik":"0001221981","reported_name":"LARSON JAMES R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2024-05-09T20:25:30.000Z","date":"2024-05-07","kind":"grant","planned":false,"acquired":true,"shares":6364,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects restricted stock units (\"RSUs\") granted under the Magnolia Oil & Gas Corporation Long Term Incentive Plan (the \"Plan\"). Each RSU represents a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"). The RSUs will vest on the earlier of (a) the day preceding the next annual meeting of stockholders of the Company at which directors are elected, or (b) the first anniversary of the grant date, in each case, subject to the director's continued service through the applicable vesting date."}],"balance_after":83035,"source":{"system":"sec-edgar","filing":"0001415889-24-012733","document":"form4-05092024_080520.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1221981/000141588924012733/form4-05092024_080520.xml","form_type":"4"}},{"id":1521835,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":1980,"kind":"person","name":"Khani David M.","position":1,"cik":"0001570372","reported_name":"Khani David M.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2024-05-09T20:22:22.000Z","date":"2024-05-07","kind":"grant","planned":false,"acquired":true,"shares":6364,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects restricted stock units (\"RSUs\") granted under the Magnolia Oil & Gas Corporation Long Term Incentive Plan (the \"Plan\"). Each RSU represents a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"). The RSUs will vest on the earlier of (a) the day preceding the next annual meeting of stockholders of the Company at which directors are elected, or (b) the first anniversary of the grant date, in each case, subject to the director's continued service through the applicable vesting date."}],"balance_after":8362,"source":{"system":"sec-edgar","filing":"0001415889-24-012731","document":"form4-05092024_080514.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1570372/000141588924012731/form4-05092024_080514.xml","form_type":"4"}},{"id":1522260,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":48067,"kind":"person","name":"DJEREJIAN EDWARD P","position":1,"cik":"0001173584","reported_name":"DJEREJIAN EDWARD P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2024-05-09T20:19:50.000Z","date":"2024-05-07","kind":"grant","planned":false,"acquired":true,"shares":6364,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects restricted stock units (\"RSUs\") granted under the Magnolia Oil & Gas Corporation Long Term Incentive Plan (the \"Plan\"). Each RSU represents a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"). The RSUs will vest on the earlier of (a) the day preceding the next annual meeting of stockholders of the Company at which directors are elected, or (b) the first anniversary of the grant date, in each case, subject to the director's continued service through the applicable vesting date."}],"balance_after":120485,"source":{"system":"sec-edgar","filing":"0001415889-24-012727","document":"form4-05092024_080543.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1173584/000141588924012727/form4-05092024_080543.xml","form_type":"4"}},{"id":1521814,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":1984,"kind":"person","name":"Acosta Arcilia","position":1,"cik":"0001629039","reported_name":"Acosta Arcilia","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2024-05-09T20:17:04.000Z","date":"2024-05-07","kind":"grant","planned":false,"acquired":true,"shares":6364,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects restricted stock units (\"RSUs\") granted under the Magnolia Oil & Gas Corporation Long Term Incentive Plan (the \"Plan\"). Each RSU represents a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"). The RSUs will vest on the earlier of (a) the day preceding the next annual meeting of stockholders of the Company at which directors are elected, or (b) the first anniversary of the grant date, in each case, subject to the director's continued service through the applicable vesting date."}],"balance_after":138990,"source":{"system":"sec-edgar","filing":"0001415889-24-012725","document":"form4-05092024_080543.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1629039/000141588924012725/form4-05092024_080543.xml","form_type":"4"}},{"id":1521798,"issuer":{"id":1979,"kind":"organization","name":"Magnolia Oil & Gas Corp","symbol":"MGY"},"owners":[{"id":41610,"kind":"person","name":"Szabo Shandell","position":1,"cik":"0001964005","reported_name":"Szabo Shandell","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2024-05-09T20:12:14.000Z","date":"2024-05-07","kind":"grant","planned":false,"acquired":true,"shares":6364,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects restricted stock units (\"RSUs\") granted under the Magnolia Oil & Gas Corporation Long Term Incentive Plan (the \"Plan\"). Each RSU represents a contingent right to receive one share of Class A common stock (\"Class A Common Stock\") of Magnolia Oil & Gas Corporation (the \"Company\"). The RSUs will vest on the earlier of (a) the day preceding the next annual meeting of stockholders of the Company at which directors are elected, or (b) the first anniversary of the grant date, in each case, subject to the director's continued service through the applicable vesting date."}],"balance_after":6364,"source":{"system":"sec-edgar","filing":"0001415889-24-012722","document":"form4-05092024_080552.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1698990/000141588924012722/form4-05092024_080552.xml","form_type":"4"}}],"next_cursor":"2024-05-09T20:12:14.000000Z,1521798"}