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The satisfaction of the performance goals for the RSUs were certified by the Company's Board of Directors on February 11, 2026, as previously reported on a Form 4 filed on February 13, 2026, and the RSUs, which had remained subject to a continued service requirement, vested on March 1, 2026."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents the vesting of performance-adjusted restricted stock units (\"RSUs\"), each of which previously represented a contingent right to receive an RSU award payable 2/3 in shares of common stock of the Company (\"Share-Based RSUs\") and 1/3 in cash (\"Cash-Based RSUs\") following the vesting date. The satisfaction of the performance goals for the RSUs were certified by the Company's Board of Directors on February 11, 2026, as previously reported on a Form 4 filed on February 13, 2026, and the RSUs, which had remained subject to a continued service requirement, vested on March 1, 2026."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":24155.778},"source":{"system":"sec-edgar","filing":"0001031296-26-000058","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000103129626000058/form4.xml","form_type":"4"}},{"id":869754,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-03-04T02:56:14.000Z","date":"2026-03-01","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":13658,"price":50.97,"value":696148.26,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F6","text":"In connection with the vesting of the Share-Based RSUs on March 1, 2026, the reporting person's receipt of 13,657 shares of the Company's common stock was deferred, resulting in the reporting person receiving instead 13,657 shares of phantom stock pursuant to the Company's deferred compensation plan. The reporting person is therefore reporting the disposition of 13,657 shares of common stock in exchange for an equal number of shares of phantom stock."}],"balance_after":38452.865,"source":{"system":"sec-edgar","filing":"0001031296-26-000058","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000103129626000058/form4.xml","form_type":"4"}},{"id":869753,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-03-04T02:56:14.000Z","date":"2026-03-01","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":8088.778,"price":50.97,"value":412285.01466,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F5","text":"On March 1, 2026, the Cash-Based RSUs were settled based on an average of the Company's high and low stock price on February 27, 2026, net of applicable tax withholding obligations."}],"balance_after":52110.865,"source":{"system":"sec-edgar","filing":"0001031296-26-000058","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000103129626000058/form4.xml","form_type":"4"}},{"id":869752,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-03-04T02:56:14.000Z","date":"2026-03-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":1540,"price":50.97,"value":78493.8,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Represents shares of common stock of the Company automatically withheld to cover tax obligations associated with the vesting on March 1, 2026, of the Share-Based RSUs described in footnote 2, which transaction is exempt under Rule 16b-3."}],"balance_after":60199.643,"source":{"system":"sec-edgar","filing":"0001031296-26-000058","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000103129626000058/form4.xml","form_type":"4"}},{"id":869751,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-03-04T02:56:14.000Z","date":"2026-03-01","kind":"exercise","planned":false,"acquired":true,"shares":24155.778,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents the vesting of performance-adjusted restricted stock units (\"RSUs\"), each of which previously represented a contingent right to receive an RSU award payable 2/3 in shares of common stock of the Company (\"Share-Based RSUs\") and 1/3 in cash (\"Cash-Based RSUs\") following the vesting date. The satisfaction of the performance goals for the RSUs were certified by the Company's Board of Directors on February 11, 2026, as previously reported on a Form 4 filed on February 13, 2026, and the RSUs, which had remained subject to a continued service requirement, vested on March 1, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The RSUs converted into shares of the Company's common stock on a one-for-one basis under the Company 2020 Incentive Compensation Plan."}],"balance_after":61739.643,"source":{"system":"sec-edgar","filing":"0001031296-26-000058","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000103129626000058/form4.xml","form_type":"4"}},{"id":869750,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-03-04T02:56:14.000Z","date":"2026-03-01","kind":"grant","planned":false,"acquired":true,"shares":11681,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These securities are time-based restricted stock units, each representing a contingent right to receive one share of common stock, par value $0.10 per share, of FirstEnergy Corp. (the \"Company\"). The time-based restricted stock units were granted under the Company's 2020 Incentive Compensation Plan and will vest in full on March 1, 2029."}],"balance_after":37583.865,"source":{"system":"sec-edgar","filing":"0001031296-26-000058","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000103129626000058/form4.xml","form_type":"4"}},{"id":905741,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"RSU","published_at":"2026-02-14T00:22:04.000Z","date":"2026-02-11","kind":"grant","planned":false,"acquired":true,"shares":23945.741,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Represents performance-adjusted restricted stock units (\"RSUs\") granted on November 30, 2023, each of which represents a contingent right to receive an award payable 2/3 in Company common stock and 1/3 in cash following the vesting date. This Form 4 is being filed to report the satisfaction of the performance goals for the RSUs, as certified by the Company's Board of Directors on February 11, 2026. As a result, these RSUs will vest on March 1, 2026, generally subject to the reporting person's continued service."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Represents performance-adjusted restricted stock units (\"RSUs\") granted on November 30, 2023, each of which represents a contingent right to receive an award payable 2/3 in Company common stock and 1/3 in cash following the vesting date. This Form 4 is being filed to report the satisfaction of the performance goals for the RSUs, as certified by the Company's Board of Directors on February 11, 2026. As a result, these RSUs will vest on March 1, 2026, generally subject to the reporting person's continued service."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Represents performance-adjusted restricted stock units (\"RSUs\") granted on November 30, 2023, each of which represents a contingent right to receive an award payable 2/3 in Company common stock and 1/3 in cash following the vesting date. This Form 4 is being filed to report the satisfaction of the performance goals for the RSUs, as certified by the Company's Board of Directors on February 11, 2026. As a result, these RSUs will vest on March 1, 2026, generally subject to the reporting person's continued service."}],"balance_after":23945.741,"derivative":{"underlying":"Common Stock","underlying_shares":23945.741},"source":{"system":"sec-edgar","filing":"0001031296-26-000035","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000103129626000035/form4.xml","form_type":"4"}},{"id":984068,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2025-12-02T22:03:08.000Z","date":"2025-11-30","kind":"tax_withholding","planned":false,"acquired":false,"shares":886,"price":47.39,"value":41987.54,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This Form 4 is being filed to report the number of shares withheld to satisfy the reporting person's tax withholding obligation upon the vesting of 2,918 shares of restricted common stock granted pursuant to the terms of the Restricted Stock Award Agreement, dated November 30, 2023, between FirstEnergy Corp. (the \"Company\") and the reporting person."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Balance has been updated since the reporting person's last filed Form 4 to include shares acquired through dividend reinvestments."}],"balance_after":25630.28,"source":{"system":"sec-edgar","filing":"0001031296-25-000091","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000103129625000091/form4.xml","form_type":"4"}},{"id":1123449,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2025-06-04T11:47:39.000Z","date":"2025-03-19","kind":"grant","planned":false,"acquired":true,"shares":13643,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These securities are restricted stock units (\"RSUs\"), each representing a contingent right to receive one share of common stock, par value $0.10 per share, of FirstEnergy Corp. (the \"Company\"). The RSUs were granted under the Company's 2020 Incentive Compensation Plan and will vest in full on March 1, 2028. This transaction is being reported late due to an inadvertent administrative error and not any error of the Reporting Person."}],"balance_after":26346.103,"source":{"system":"sec-edgar","filing":"0001127602-25-016657","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000112760225016657/form4.xml","form_type":"4"}},{"id":1230940,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"Phantom 3/25D","published_at":"2025-03-05T02:00:13.000Z","date":"2025-03-01","kind":"grant","planned":false,"acquired":true,"shares":10728,"price":38.355,"value":411472.44,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"Each share of phantom stock represents a right to receive one share of the Company's common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"The phantom stock becomes payable upon the reporting person's death, disability or termination of employment with the Company."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"The phantom stock becomes payable upon the reporting person's death, disability or termination of employment with the Company."}],"balance_after":10728,"derivative":{"underlying":"Common Stock","underlying_shares":10728},"source":{"system":"sec-edgar","filing":"0001127602-25-008126","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000112760225008126/form4.xml","form_type":"4"}},{"id":1230939,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"RSU","published_at":"2025-03-05T02:00:13.000Z","date":"2025-03-01","kind":"exercise","planned":false,"acquired":false,"shares":12622,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F6","text":"Share-Based RSUs convert into the Company's common stock on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents the vesting of performance-adjusted restricted stock units (\"RSUs\"), each of which previously represented a contingent right to receive an RSU award payable in shares of common stock of FirstEnergy Corp. (the \"Company\") (\"Share-Based RSUs\") following the vesting date. The satisfaction of the performance goals for the RSUs were certified by the Company's Board of Directors on February 5, 2025, as previously reported on a Form 4 filed on February 7, 2025, and the RSUs, which had remained subject to a continued service requirement, vested on March 1, 2025."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents the vesting of performance-adjusted restricted stock units (\"RSUs\"), each of which previously represented a contingent right to receive an RSU award payable in shares of common stock of FirstEnergy Corp. (the \"Company\") (\"Share-Based RSUs\") following the vesting date. The satisfaction of the performance goals for the RSUs were certified by the Company's Board of Directors on February 5, 2025, as previously reported on a Form 4 filed on February 7, 2025, and the RSUs, which had remained subject to a continued service requirement, vested on March 1, 2025."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":12622},"source":{"system":"sec-edgar","filing":"0001127602-25-008126","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000112760225008126/form4.xml","form_type":"4"}},{"id":1230938,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2025-03-05T02:00:13.000Z","date":"2025-03-01","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":10728,"price":38.355,"value":411472.44,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"In connection with the vesting of the Share-Settled RSUs on March 1, 2025, the reporting person's receipt of 10,728 shares of the Company's common stock was deferred, resulting in the reporting person receiving instead 10,728 shares of phantom stock pursuant to the Company's deferred compensation plan. The reporting person is therefore reporting the disposition of 10,728 shares of common stock in exchange for an equal number of shares of phantom stock."}],"balance_after":12497.562,"source":{"system":"sec-edgar","filing":"0001127602-25-008126","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000112760225008126/form4.xml","form_type":"4"}},{"id":1230937,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2025-03-05T02:00:13.000Z","date":"2025-03-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":1567,"price":38.355,"value":60102.285,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Represents shares withheld to cover tax obligations associated with the vesting of the 20PSUS21 award."}],"balance_after":23225.562,"source":{"system":"sec-edgar","filing":"0001127602-25-008126","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000112760225008126/form4.xml","form_type":"4"}},{"id":1230936,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2025-03-05T02:00:13.000Z","date":"2025-03-01","kind":"exercise","planned":false,"acquired":true,"shares":12622,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the vesting of performance-adjusted restricted stock units (\"RSUs\"), each of which previously represented a contingent right to receive an RSU award payable in shares of common stock of FirstEnergy Corp. (the \"Company\") (\"Share-Based RSUs\") following the vesting date. The satisfaction of the performance goals for the RSUs were certified by the Company's Board of Directors on February 5, 2025, as previously reported on a Form 4 filed on February 7, 2025, and the RSUs, which had remained subject to a continued service requirement, vested on March 1, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The RSUs converted into shares of the Company's common stock on a one-for-one basis under the FirstEnergy Corp. 2020 Incentive Compensation Plan."}],"balance_after":24792.562,"source":{"system":"sec-edgar","filing":"0001127602-25-008126","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000112760225008126/form4.xml","form_type":"4"}},{"id":1279107,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"RSU","published_at":"2025-02-08T00:00:53.000Z","date":"2025-02-05","kind":"grant","planned":false,"acquired":true,"shares":12482.663,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Represents performance-adjusted restricted stock units (\"RSUs\"), each of which represents a contingent right to receive an award payable in FirstEnergy Corp. common stock cash following the vesting date. This Form 4 is being filed to report the satisfaction of the performance goals for the RSUs, as certified by the FirstEnergy Corp. Board of Directors on February 5, 2025. Subsequent to this certification, these RSUs will vest on March 1, 2025, generally subject to the reporting person's continued service."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Represents performance-adjusted restricted stock units (\"RSUs\"), each of which represents a contingent right to receive an award payable in FirstEnergy Corp. common stock cash following the vesting date. This Form 4 is being filed to report the satisfaction of the performance goals for the RSUs, as certified by the FirstEnergy Corp. Board of Directors on February 5, 2025. Subsequent to this certification, these RSUs will vest on March 1, 2025, generally subject to the reporting person's continued service."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Represents performance-adjusted restricted stock units (\"RSUs\"), each of which represents a contingent right to receive an award payable in FirstEnergy Corp. common stock cash following the vesting date. This Form 4 is being filed to report the satisfaction of the performance goals for the RSUs, as certified by the FirstEnergy Corp. Board of Directors on February 5, 2025. Subsequent to this certification, these RSUs will vest on March 1, 2025, generally subject to the reporting person's continued service."}],"balance_after":12482.663,"derivative":{"underlying":"Common Stock","underlying_shares":12482.663},"source":{"system":"sec-edgar","filing":"0001127602-25-003668","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000112760225003668/form4.xml","form_type":"4"}},{"id":1345739,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2024-12-03T23:18:26.000Z","date":"2024-11-30","kind":"tax_withholding","planned":false,"acquired":false,"shares":1716,"price":42.685,"value":73247.46,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This Form 4 is being filed to report the number of shares withheld to satisfy the reporting person's tax withholding obligation upon the vesting of 5,654 shares of restricted common stock granted pursuant to the terms of the Restricted Stock Award Agreement, dated November 30, 2023, between FirstEnergy Corp. (the \"Company\") and the reporting person."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes shares acquired through dividend reinvestment"}],"balance_after":11827,"source":{"system":"sec-edgar","filing":"0001127602-24-028546","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000112760224028546/form4.xml","form_type":"4"}},{"id":1598385,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"RSU","published_at":"2024-03-06T00:22:24.000Z","date":"2024-03-01","kind":"exercise","planned":false,"acquired":false,"shares":7866,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"This Form 4 is being filed to report the vesting, and automatic withholding for tax purposes, of performance-adjusted restricted stock units (\"RSUs\"), each of which represents a contingent right to receive an award payable in shares of common stock of FirstEnergy Corp. (the \"Company\") following the vesting date. The satisfaction of the performance goals for the RSUs were certified by the Company's Board of Directors on February 7, 2024, as previously reported on a Form 4 filed on February 9, 2024, and the RSUs vested on March 1, 2024."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"This Form 4 is being filed to report the vesting, and automatic withholding for tax purposes, of performance-adjusted restricted stock units (\"RSUs\"), each of which represents a contingent right to receive an award payable in shares of common stock of FirstEnergy Corp. (the \"Company\") following the vesting date. The satisfaction of the performance goals for the RSUs were certified by the Company's Board of Directors on February 7, 2024, as previously reported on a Form 4 filed on February 9, 2024, and the RSUs vested on March 1, 2024."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"This Form 4 is being filed to report the vesting, and automatic withholding for tax purposes, of performance-adjusted restricted stock units (\"RSUs\"), each of which represents a contingent right to receive an award payable in shares of common stock of FirstEnergy Corp. (the \"Company\") following the vesting date. The satisfaction of the performance goals for the RSUs were certified by the Company's Board of Directors on February 7, 2024, as previously reported on a Form 4 filed on February 9, 2024, and the RSUs vested on March 1, 2024."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":7866},"source":{"system":"sec-edgar","filing":"0001127602-24-008730","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000112760224008730/form4.xml","form_type":"4"}},{"id":1598384,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2024-03-06T00:22:24.000Z","date":"2024-03-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":2461,"price":36.305,"value":89346.605,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Represents shares of common stock of the Company automatically withheld to cover tax obligations associated with the vesting of the RSUs described in footnote 1, which transaction is exempt under Rule 16b-3."}],"balance_after":13543,"source":{"system":"sec-edgar","filing":"0001127602-24-008730","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000112760224008730/form4.xml","form_type":"4"}},{"id":1598383,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2024-03-06T00:22:24.000Z","date":"2024-03-01","kind":"grant","planned":false,"acquired":true,"shares":7866,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This Form 4 is being filed to report the vesting, and automatic withholding for tax purposes, of performance-adjusted restricted stock units (\"RSUs\"), each of which represents a contingent right to receive an award payable in shares of common stock of FirstEnergy Corp. (the \"Company\") following the vesting date. The satisfaction of the performance goals for the RSUs were certified by the Company's Board of Directors on February 7, 2024, as previously reported on a Form 4 filed on February 9, 2024, and the RSUs vested on March 1, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The RSUs were granted under the FirstEnergy Corp. 2020 Incentive Compensation Plan and, therefore, the reporting person paid no price for the RSUs."}],"balance_after":16004,"source":{"system":"sec-edgar","filing":"0001127602-24-008730","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000112760224008730/form4.xml","form_type":"4"}},{"id":1651960,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"RSU","published_at":"2024-02-09T23:52:47.000Z","date":"2024-02-07","kind":"grant","planned":false,"acquired":true,"shares":7778,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents performance-adjusted restricted stock units (\"RSUs\"), each of which represents a contingent right to receive an award payable in FirstEnergy Corp. common stock cash following the vesting date. This Form 4 is being filed to report the satisfaction of the performance goals for the RSUs, as certified by the FirstEnergy Corp. Board of Directors on February 7, 2024. As a result, these RSUs will vest on March 1, 2024, generally subject to the reporting person's continued service."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents performance-adjusted restricted stock units (\"RSUs\"), each of which represents a contingent right to receive an award payable in FirstEnergy Corp. common stock cash following the vesting date. This Form 4 is being filed to report the satisfaction of the performance goals for the RSUs, as certified by the FirstEnergy Corp. Board of Directors on February 7, 2024. As a result, these RSUs will vest on March 1, 2024, generally subject to the reporting person's continued service."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents performance-adjusted restricted stock units (\"RSUs\"), each of which represents a contingent right to receive an award payable in FirstEnergy Corp. common stock cash following the vesting date. This Form 4 is being filed to report the satisfaction of the performance goals for the RSUs, as certified by the FirstEnergy Corp. Board of Directors on February 7, 2024. As a result, these RSUs will vest on March 1, 2024, generally subject to the reporting person's continued service."}],"balance_after":7778,"derivative":{"underlying":"Common Stock","underlying_shares":7778},"source":{"system":"sec-edgar","filing":"0001127602-24-004297","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000112760224004297/form4.xml","form_type":"4"}},{"id":1724282,"issuer":{"id":3171,"kind":"organization","name":"FIRSTENERGY CORP","symbol":"FE"},"owners":[{"id":63521,"kind":"person","name":"Thomas Toby L.","position":1,"cik":"0002002091","reported_name":"Thomas Toby L.","relationship":{"officer":true,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2023-12-04T23:31:36.000Z","date":"2023-11-30","kind":"grant","planned":false,"acquired":true,"shares":8138,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Restricted stock was granted pursuant to an award agreement effective on November 30, 2023."}],"balance_after":8138,"source":{"system":"sec-edgar","filing":"0001127602-23-028767","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031296/000112760223028767/form4.xml","form_type":"4"}}]}