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The award vests, subject to various agreements and covenants set forth in the applicable award agreement, in equal annual increments on each of December 1, 2026, 2027 and 2028."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The closing price of an AB Holding Unit (NYSE: AB) on the date as of which the award was approved and valued (December 10, 2025)."}],"balance_after":28069,"source":{"system":"sec-edgar","filing":"0001990755-25-000005","document":"wk-form4_1765573457.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/825313/000199075525000005/wk-form4_1765573457.xml","form_type":"4"}},{"id":982741,"issuer":{"id":4151,"kind":"organization","name":"ALLIANCEBERNSTEIN HOLDING L.P."},"owners":[{"id":71730,"kind":"person","name":"Simeone Thomas","position":1,"cik":"0001990755","reported_name":"Simeone Thomas","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Accounting Officer"}}],"security":"AB Holding Units","published_at":"2025-12-03T22:05:32.000Z","date":"2025-12-01","kind":"tax_withholding","planned":false,"acquired":true,"shares":2011,"price":41.43,"value":83315.73,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Units representing assignments of beneficial ownership of limited partnership interests in AllianceBernstein Holding L.P. 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Of these AB Holding Units, 649 AB Holding Units were withheld for tax purposes and 2,011 AB Holding Units were delivered to him."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The closing price of an AB Holding Unit for NYSE composite transactions on December 1, 2025."}],"balance_after":26566,"source":{"system":"sec-edgar","filing":"0001990755-25-000003","document":"wk-form4_1764799529.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/825313/000199075525000003/wk-form4_1764799529.xml","form_type":"4"}},{"id":982740,"issuer":{"id":4151,"kind":"organization","name":"ALLIANCEBERNSTEIN HOLDING L.P."},"owners":[{"id":71730,"kind":"person","name":"Simeone Thomas","position":1,"cik":"0001990755","reported_name":"Simeone Thomas","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Accounting Officer"}}],"security":"AB Holding Units","published_at":"2025-12-03T22:05:32.000Z","date":"2025-12-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":2660,"price":41.43,"value":110203.8,"ownership":{"direct":false,"nature":"through rabbi trust under employee incentive compensation award program"},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Units representing assignments of beneficial ownership of limited partnership interests in AllianceBernstein Holding L.P. (\"AB Holding Units\")"},{"field":"shares","element":"transactionShares","label":"F2","text":"On December 1, 2025, 2,660 AB Holding Units previously owned by Reporting Person through a rabbi trust under an employee incentive compensation award program were distributed to him. Of these AB Holding Units, 649 AB Holding Units were withheld for tax purposes and 2,011 AB Holding Units were delivered to him."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The closing price of an AB Holding Unit for NYSE composite transactions on December 1, 2025."}],"balance_after":16515,"source":{"system":"sec-edgar","filing":"0001990755-25-000003","document":"wk-form4_1764799529.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/825313/000199075525000003/wk-form4_1764799529.xml","form_type":"4"}},{"id":1323502,"issuer":{"id":4151,"kind":"organization","name":"ALLIANCEBERNSTEIN HOLDING L.P."},"owners":[{"id":71730,"kind":"person","name":"Simeone Thomas","position":1,"cik":"0001990755","reported_name":"Simeone Thomas","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Accounting Officer"}}],"security":"AB Holding Units","published_at":"2024-12-23T21:12:52.000Z","date":"2024-12-20","kind":"grant","planned":false,"acquired":true,"shares":13420,"price":37.26,"value":500029.2,"ownership":{"direct":false,"nature":"through rabbi trust under employee incentive compensation award program"},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Units representing assignments of beneficial ownership of limited partnership interests in AllianceBernstein Holding L.P. (\"AB Holding Units\")"},{"field":"date","element":"transactionDate","label":"F2","text":"The date on which the Reporting Person accepted a restricted AB Holding Unit award offered to him by AB, (the \"RSU Award\"), by signing his RSU Award agreement."},{"field":"shares","element":"transactionShares","label":"F3","text":"The number of AB Holding Units awarded was determined by dividing the dollar amount of the RSU Award by $37.26, which was the closing price of an AB Holding Unit on December 20, 2024. The award will cliff vest, and all 13,420  AB Holding Units awarded (less an appropriate number of AB Holding Units to satisfy applicable withholdings), will be delivered to the Reporting Person on December 1, 2027 (subject to terms and conditions set forth in the Award agreement)."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The closing price on the NYSE of an AB Holding Unit (NYSE: AB) on December 20, 2024, the date on which the RSU Award was accepted by the Reporting Person."}],"balance_after":19175,"source":{"system":"sec-edgar","filing":"0001990755-24-000011","document":"wk-form4_1734988366.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/825313/000199075524000011/wk-form4_1734988366.xml","form_type":"4"}},{"id":1333140,"issuer":{"id":4151,"kind":"organization","name":"ALLIANCEBERNSTEIN HOLDING L.P."},"owners":[{"id":71730,"kind":"person","name":"Simeone Thomas","position":1,"cik":"0001990755","reported_name":"Simeone Thomas","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Accounting Officer"}}],"security":"AB Holding Units","published_at":"2024-12-13T21:48:41.000Z","date":"2024-12-11","kind":"grant","planned":false,"acquired":true,"shares":3109,"price":36.19,"value":112514.71,"ownership":{"direct":false,"nature":"through rabbi trust under employee incentive compensation award program"},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Units representing assignments of beneficial ownership of limited partnership interests in AllianceBernstein Holding L.P. 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The award vests, subject to various agreements and covenants set forth in the applicable award agreement, in equal annual increments on each of December 1, 2025, 2026 and 2027."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Closing price of an AB Holding Unit (NYSE: AB) on the date as of which the award was approved and valued (December 11, 2024)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Reporting Person's 2024 long-term incentive compensation award, which was approved by the Section 16 Subcommittee (a committee consisting entirely of independent directors) of the Compensation and Workplace Practices Committee of the Board of Directors as of December 11, 2024, was made in the form of AB Holding Units. Reporting Person therefore may be deemed to have acquired 3,109 AB Holding Units. These AB Holding Units are held in a rabbi trust under AllianceBernstein's incentive compensation award program until they vest and are delivered to the Reporting Person. The award vests, subject to various agreements and covenants set forth in the applicable award agreement, in equal annual increments on each of December 1, 2025, 2026 and 2027."}],"balance_after":5755,"source":{"system":"sec-edgar","filing":"0001990755-24-000009","document":"wk-form4_1734126509.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/825313/000199075524000009/wk-form4_1734126509.xml","form_type":"4"}},{"id":1343850,"issuer":{"id":4151,"kind":"organization","name":"ALLIANCEBERNSTEIN HOLDING L.P."},"owners":[{"id":71730,"kind":"person","name":"Simeone Thomas","position":1,"cik":"0001990755","reported_name":"Simeone Thomas","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Accounting Officer"}}],"security":"AB Holding Units","published_at":"2024-12-04T22:12:37.000Z","date":"2024-12-02","kind":"tax_withholding","planned":false,"acquired":true,"shares":1939,"price":36.27,"value":70327.53,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Units representing assignments of beneficial ownership of limited partnership interests in AllianceBernstein Holding L.P. 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Of these AB Holding Units, 624 AB Holding Units were withheld for tax purposes and 1,939 AB Holding Units were delivered to him."}],"balance_after":24555,"source":{"system":"sec-edgar","filing":"0001990755-24-000007","document":"wk-form4_1733350351.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/825313/000199075524000007/wk-form4_1733350351.xml","form_type":"4"}},{"id":1343849,"issuer":{"id":4151,"kind":"organization","name":"ALLIANCEBERNSTEIN HOLDING L.P."},"owners":[{"id":71730,"kind":"person","name":"Simeone Thomas","position":1,"cik":"0001990755","reported_name":"Simeone Thomas","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Accounting Officer"}}],"security":"AB Holding Units","published_at":"2024-12-04T22:12:37.000Z","date":"2024-12-02","kind":"tax_withholding","planned":false,"acquired":false,"shares":2563,"price":36.27,"value":92960.01,"ownership":{"direct":false,"nature":"through rabbi trust under employee incentive compensation award program"},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Units representing assignments of beneficial ownership of limited partnership interests in AllianceBernstein Holding L.P. 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Of these AB Holding Units, 624 AB Holding Units were withheld for tax purposes and 1,939 AB Holding Units were delivered to him."}],"balance_after":2646,"source":{"system":"sec-edgar","filing":"0001990755-24-000007","document":"wk-form4_1733350351.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/825313/000199075524000007/wk-form4_1733350351.xml","form_type":"4"}},{"id":1672406,"issuer":{"id":4151,"kind":"organization","name":"ALLIANCEBERNSTEIN HOLDING L.P."},"owners":[{"id":71730,"kind":"person","name":"Simeone Thomas","position":1,"cik":"0001990755","reported_name":"Simeone Thomas","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Accounting Officer"}}],"security":"AB Holding Units","published_at":"2024-01-24T17:32:11.000Z","date":"2023-12-01","kind":"tax_withholding","planned":false,"acquired":true,"shares":1566,"price":29.09,"value":45554.94,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Units representing assignments of beneficial ownership of limited partnership interests in AllianceBernstein Holding L.P. 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Of these AB Holding Units, 505 AB Holding Units were withheld for tax purposes and 1,566 AB Holding Units were delivered to him."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The closing price of an AB Holding Unit for NYSE composite transactions on December 1, 2023."},{"field":"acquired","element":"transactionAcquiredDisposedCode","label":"F4","text":"This amendment is being filed to change the characterization of this transaction from a disposition (D) to an acquisition (A)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"On December 1, 2023, 2,071 AB Holding Units previously owned by Reporting Person through a rabbi trust under an employee incentive compensation award program were distributed to him. Of these AB Holding Units, 505 AB Holding Units were withheld for tax purposes and 1,566 AB Holding Units were delivered to him."}],"balance_after":22616,"source":{"system":"sec-edgar","filing":"0001990755-24-000002","document":"wk-form4a_1706117521.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/825313/000199075524000002/wk-form4a_1706117521.xml","form_type":"4/A","original_submission_date":"2023-12-04"}},{"id":1672405,"issuer":{"id":4151,"kind":"organization","name":"ALLIANCEBERNSTEIN HOLDING L.P."},"owners":[{"id":71730,"kind":"person","name":"Simeone Thomas","position":1,"cik":"0001990755","reported_name":"Simeone Thomas","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Accounting Officer"}}],"security":"AB Holding Units","published_at":"2024-01-24T17:32:11.000Z","date":"2023-12-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":2071,"price":29.09,"value":60245.39,"ownership":{"direct":false,"nature":"through rabbi trust under employee incentive compensation award program"},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Units representing assignments of beneficial ownership of limited partnership interests in AllianceBernstein Holding L.P. 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Of these AB Holding Units, 505 AB Holding Units were withheld for tax purposes and 1,566 AB Holding Units were delivered to him."}],"balance_after":2141,"source":{"system":"sec-edgar","filing":"0001990755-24-000002","document":"wk-form4a_1706117521.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/825313/000199075524000002/wk-form4a_1706117521.xml","form_type":"4/A","original_submission_date":"2023-12-04"}},{"id":1711684,"issuer":{"id":4151,"kind":"organization","name":"ALLIANCEBERNSTEIN HOLDING L.P."},"owners":[{"id":71730,"kind":"person","name":"Simeone Thomas","position":1,"cik":"0001990755","reported_name":"Simeone Thomas","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Accounting Officer"}}],"security":"AB Holding Units","published_at":"2023-12-14T20:40:53.000Z","date":"2023-12-12","kind":"grant","planned":false,"acquired":true,"shares":3068,"price":30.56,"value":93758.08,"ownership":{"direct":false,"nature":"through rabbi trust under employee incentive compensation award program"},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Units representing assignments of beneficial ownership of limited partnership interests in AllianceBernstein Holding L.P. 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The award vests, subject to various agreements and covenants set forth in the applicable award agreement, in equal annual increments on each of December 1, 2024, 2025 and 2026."},{"field":"shares","element":"transactionShares","label":"F2","text":"Reporting Person's 2023 long-term incentive compensation award, which was approved by the Section 16 Subcommittee (a committee consisting entirely of independent directors) of the Compensation and Workplace Practices Committee of the Board of Directors as of December 12, 2023, was made in the form of AB Holding Units. Reporting Person therefore may be deemed to have acquired 3,068 AB Holding Units. These AB Holding Units are held in a rabbi trust under AllianceBernstein's incentive compensation award program until they vest and are delivered to the Reporting Person. The award vests, subject to various agreements and covenants set forth in the applicable award agreement, in equal annual increments on each of December 1, 2024, 2025 and 2026."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Closing price of an AB Holding Unit (NYSE: AB) on the date as of which the award was approved and valued (December 12, 2023)."},{"field":"acquired","element":"transactionAcquiredDisposedCode","label":"F2","text":"Reporting Person's 2023 long-term incentive compensation award, which was approved by the Section 16 Subcommittee (a committee consisting entirely of independent directors) of the Compensation and Workplace Practices Committee of the Board of Directors as of December 12, 2023, was made in the form of AB Holding Units. Reporting Person therefore may be deemed to have acquired 3,068 AB Holding Units. These AB Holding Units are held in a rabbi trust under AllianceBernstein's incentive compensation award program until they vest and are delivered to the Reporting Person. The award vests, subject to various agreements and covenants set forth in the applicable award agreement, in equal annual increments on each of December 1, 2024, 2025 and 2026."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Reporting Person's 2023 long-term incentive compensation award, which was approved by the Section 16 Subcommittee (a committee consisting entirely of independent directors) of the Compensation and Workplace Practices Committee of the Board of Directors as of December 12, 2023, was made in the form of AB Holding Units. Reporting Person therefore may be deemed to have acquired 3,068 AB Holding Units. These AB Holding Units are held in a rabbi trust under AllianceBernstein's incentive compensation award program until they vest and are delivered to the Reporting Person. The award vests, subject to various agreements and covenants set forth in the applicable award agreement, in equal annual increments on each of December 1, 2024, 2025 and 2026."}],"balance_after":5209,"source":{"system":"sec-edgar","filing":"0001990755-23-000006","document":"wk-form4_1702586442.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/825313/000199075523000006/wk-form4_1702586442.xml","form_type":"4"}},{"id":1724606,"issuer":{"id":4151,"kind":"organization","name":"ALLIANCEBERNSTEIN HOLDING L.P."},"owners":[{"id":71730,"kind":"person","name":"Simeone Thomas","position":1,"cik":"0001990755","reported_name":"Simeone Thomas","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Accounting Officer"}}],"security":"AB Holding Units","published_at":"2023-12-04T23:15:10.000Z","date":"2023-12-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":1566,"price":29.09,"value":45554.94,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Units representing assignments of beneficial ownership of limited partnership interests in AllianceBernstein Holding L.P. 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Of these AB Holding Units, 505 AB Holding Units were withheld for tax purposes and 1,566 AB Holding Units were delivered to him."}],"balance_after":19484,"source":{"system":"sec-edgar","filing":"0001990755-23-000004","document":"wk-form4_1701731701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/825313/000199075523000004/wk-form4_1701731701.xml","form_type":"4"}},{"id":1724605,"issuer":{"id":4151,"kind":"organization","name":"ALLIANCEBERNSTEIN HOLDING L.P."},"owners":[{"id":71730,"kind":"person","name":"Simeone Thomas","position":1,"cik":"0001990755","reported_name":"Simeone Thomas","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Accounting Officer"}}],"security":"AB Holding Units","published_at":"2023-12-04T23:15:10.000Z","date":"2023-12-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":2071,"price":29.09,"value":60245.39,"ownership":{"direct":false,"nature":"through rabbi trust under employee incentive compensation award program"},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Units representing assignments of beneficial ownership of limited partnership interests in AllianceBernstein Holding L.P. 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Of these AB Holding Units, 505 AB Holding Units were withheld for tax purposes and 1,566 AB Holding Units were delivered to him."}],"balance_after":2141,"source":{"system":"sec-edgar","filing":"0001990755-23-000004","document":"wk-form4_1701731701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/825313/000199075523000004/wk-form4_1701731701.xml","form_type":"4"}}]}