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These shares were sold in multiple transactions at prices ranging from $31.12 to $32.01, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., 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":244600,"source":{"system":"sec-edgar","filing":"0002000932-26-000015","document":"wk-form4_1788984839.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/2000932/000200093226000015/wk-form4_1788984839.xml","form_type":"4"}},{"id":4613285,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2026-09-09T20:14:03.000Z","date":"2026-09-04","kind":"sale","planned":true,"acquired":false,"shares":3295,"price":33.45,"value":110217.75,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F5","text":"The reported sales were to cover taxes upon the vesting of restricted stock units. The sales reported in this Form 4 were effected in accordance with Five9, Inc.s previously established sell to cover withholding policy, the Corporations Policy."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price applied to the transaction by the broker under the Corporations Policy for sales to cover taxes upon vesting of restricted stock units for all individuals, including the reporting person subject to the Corporations Policy on the date such sales occurred. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":247346,"source":{"system":"sec-edgar","filing":"0002000932-26-000015","document":"wk-form4_1788984839.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2000932/000200093226000015/wk-form4_1788984839.xml","form_type":"4"}},{"id":4613284,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2026-09-09T20:14:03.000Z","date":"2026-09-04","kind":"sale","planned":true,"acquired":false,"shares":4379,"price":33.51,"value":146740.29,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 2, 2025."},{"field":"shares","element":"transactionShares","label":"F2","text":"The reported sales were to cover taxes upon the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.36 to $33.75, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., 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":250641,"source":{"system":"sec-edgar","filing":"0002000932-26-000015","document":"wk-form4_1788984839.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2000932/000200093226000015/wk-form4_1788984839.xml","form_type":"4"}},{"id":4613283,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2026-09-09T20:14:03.000Z","date":"2026-09-04","kind":"sale","planned":true,"acquired":false,"shares":2900,"price":33,"value":95700.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 2, 2025."},{"field":"shares","element":"transactionShares","label":"F2","text":"The reported sales were to cover taxes upon the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.35 to $33.34, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., 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":255020,"source":{"system":"sec-edgar","filing":"0002000932-26-000015","document":"wk-form4_1788984839.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2000932/000200093226000015/wk-form4_1788984839.xml","form_type":"4"}},{"id":670988,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2026-09-01T21:59:17.000Z","date":"2026-08-28","kind":"sale","planned":true,"acquired":false,"shares":17767,"price":35.03,"value":622378.01,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 2, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.00 to $35.16, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., 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":257920,"source":{"system":"sec-edgar","filing":"0002000932-26-000010","document":"wk-form4_1788299954.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093226000010/wk-form4_1788299954.xml","form_type":"4"}},{"id":746016,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2026-06-08T21:23:31.000Z","date":"2026-06-05","kind":"sale","planned":true,"acquired":false,"shares":3073,"price":24.25,"value":74520.25,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 2, 2025."}],"balance_after":275687,"source":{"system":"sec-edgar","filing":"0002000932-26-000008","document":"wk-form4_1780953808.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093226000008/wk-form4_1780953808.xml","form_type":"4"}},{"id":746015,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2026-06-08T21:23:31.000Z","date":"2026-06-04","kind":"sale","planned":true,"acquired":false,"shares":2558,"price":24.81,"value":63463.98,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F6","text":"The reported sales were to cover taxes upon the vesting of restricted stock units. The sales reported in this Form 4 were effected in accordance with Five9, Inc.s previously established sell to cover withholding policy, the Corporations Policy."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price applied to the transaction by the broker under the Corporations Policy for sales to cover taxes upon vesting of restricted stock units for all individuals, including the reporting person subject to the Corporations Policy on the date such sales occurred.  The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":278760,"source":{"system":"sec-edgar","filing":"0002000932-26-000008","document":"wk-form4_1780953808.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093226000008/wk-form4_1780953808.xml","form_type":"4"}},{"id":746014,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2026-06-08T21:23:31.000Z","date":"2026-06-04","kind":"sale","planned":true,"acquired":false,"shares":545,"price":25.68,"value":13995.6,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 2, 2025."},{"field":"shares","element":"transactionShares","label":"F2","text":"The reported sales were to cover taxes upon the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.65 to $25.83, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., 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":281318,"source":{"system":"sec-edgar","filing":"0002000932-26-000008","document":"wk-form4_1780953808.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093226000008/wk-form4_1780953808.xml","form_type":"4"}},{"id":746013,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2026-06-08T21:23:31.000Z","date":"2026-06-04","kind":"sale","planned":true,"acquired":false,"shares":2700,"price":25.07,"value":67689.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 2, 2025."},{"field":"shares","element":"transactionShares","label":"F2","text":"The reported sales were to cover taxes upon the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $24.63 to $25.62, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., 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":281863,"source":{"system":"sec-edgar","filing":"0002000932-26-000008","document":"wk-form4_1780953808.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093226000008/wk-form4_1780953808.xml","form_type":"4"}},{"id":746012,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2026-06-08T21:23:31.000Z","date":"2026-06-04","kind":"sale","planned":true,"acquired":false,"shares":2400,"price":24.15,"value":57960.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 2, 2025."},{"field":"shares","element":"transactionShares","label":"F2","text":"The reported sales were to cover taxes upon the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $23.58 to $24.55, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., 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":284563,"source":{"system":"sec-edgar","filing":"0002000932-26-000008","document":"wk-form4_1780953808.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093226000008/wk-form4_1780953808.xml","form_type":"4"}},{"id":855679,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2026-03-06T21:11:10.000Z","date":"2026-03-05","kind":"sale","planned":true,"acquired":false,"shares":3369,"price":17.92,"value":60372.48,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 3, 2025."}],"balance_after":286963,"source":{"system":"sec-edgar","filing":"0002000932-26-000004","document":"wk-form4_1772831467.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093226000004/wk-form4_1772831467.xml","form_type":"4"}},{"id":855678,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2026-03-06T21:11:10.000Z","date":"2026-03-04","kind":"sale","planned":true,"acquired":false,"shares":4924,"price":17.69,"value":87105.56,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 3, 2025."},{"field":"shares","element":"transactionShares","label":"F2","text":"The reported sales were to cover taxes upon the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.46 to $17.96, inclusive. The reporting person undertakes to\nprovide Five9, Inc., any security holder of Five9, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price\nwithin the ranges set forth in this footnote."}],"balance_after":290332,"source":{"system":"sec-edgar","filing":"0002000932-26-000004","document":"wk-form4_1772831467.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093226000004/wk-form4_1772831467.xml","form_type":"4"}},{"id":879421,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2026-02-26T21:14:11.000Z","date":"2026-02-24","kind":"grant","planned":false,"acquired":true,"shares":87443,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":295256,"source":{"system":"sec-edgar","filing":"0002000932-26-000002","document":"wk-form4_1772140447.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093226000002/wk-form4_1772140447.xml","form_type":"4"}},{"id":978884,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-12-05T22:39:52.000Z","date":"2025-12-05","kind":"sale","planned":true,"acquired":false,"shares":700,"price":20.53,"value":14371.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024."}],"balance_after":207813,"source":{"system":"sec-edgar","filing":"0002000932-25-000010","document":"wk-form4_1764974389.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093225000010/wk-form4_1764974389.xml","form_type":"4"}},{"id":978883,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-12-05T22:39:52.000Z","date":"2025-12-04","kind":"sale","planned":true,"acquired":false,"shares":4136,"price":20.22,"value":83629.92,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.10 to $20.60, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., 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":208513,"source":{"system":"sec-edgar","filing":"0002000932-25-000010","document":"wk-form4_1764974389.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093225000010/wk-form4_1764974389.xml","form_type":"4"}},{"id":978882,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-12-05T22:39:52.000Z","date":"2025-12-04","kind":"sale","planned":true,"acquired":false,"shares":3376,"price":20.35,"value":68701.6,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sale reported on this form represents a Five9, Inc. mandated sale by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units, and it does not represent a discretionary trade by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price applied to the transaction by the broker for sales to cover taxes upon vesting of restricted stock units for all employees of Five9, Inc., including the Reporting Person, on the date such sales occurred. The Reporting Person undertakes to provide Five9, Inc., any security holder of Five9, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":212649,"source":{"system":"sec-edgar","filing":"0002000932-25-000010","document":"wk-form4_1764974389.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093225000010/wk-form4_1764974389.xml","form_type":"4"}},{"id":1007989,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-11-05T00:48:03.000Z","date":"2025-11-03","kind":"sale","planned":true,"acquired":false,"shares":700,"price":24.35,"value":17045.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024."}],"balance_after":216025,"source":{"system":"sec-edgar","filing":"0002000932-25-000007","document":"wk-form4_1762303680.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093225000007/wk-form4_1762303680.xml","form_type":"4"}},{"id":1026747,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-10-02T21:30:43.000Z","date":"2025-10-01","kind":"sale","planned":true,"acquired":false,"shares":35,"price":24.62,"value":861.7,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024."}],"balance_after":216725,"source":{"system":"sec-edgar","filing":"0002000932-25-000005","document":"wk-form4_1759440640.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093225000005/wk-form4_1759440640.xml","form_type":"4"}},{"id":1026746,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-10-02T21:30:43.000Z","date":"2025-10-01","kind":"sale","planned":true,"acquired":false,"shares":665,"price":23.94,"value":15920.1,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $23.61 to $24.44, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., 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":216760,"source":{"system":"sec-edgar","filing":"0002000932-25-000005","document":"wk-form4_1759440640.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093225000005/wk-form4_1759440640.xml","form_type":"4"}},{"id":1045739,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-09-08T22:20:45.000Z","date":"2025-09-05","kind":"sale","planned":true,"acquired":false,"shares":700,"price":26.48,"value":18536.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024."}],"balance_after":217425,"source":{"system":"sec-edgar","filing":"0002000932-25-000003","document":"wk-form4_1757370043.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093225000003/wk-form4_1757370043.xml","form_type":"4"}},{"id":1045738,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-09-08T22:20:45.000Z","date":"2025-09-04","kind":"sale","planned":true,"acquired":false,"shares":4212,"price":25.28,"value":106479.36,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024."},{"field":"shares","element":"transactionShares","label":"F4","text":"The reported sales were to cover taxes upon the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.10 to $25.59, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., 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":218125,"source":{"system":"sec-edgar","filing":"0002000932-25-000003","document":"wk-form4_1757370043.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093225000003/wk-form4_1757370043.xml","form_type":"4"}},{"id":1045737,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-09-08T22:20:45.000Z","date":"2025-09-04","kind":"sale","planned":true,"acquired":false,"shares":3402,"price":25.72,"value":87499.44,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sale reported on this form represents a Five9, Inc. mandated sale by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units, and it does not represent a discretionary trade by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price applied to the transaction by the broker for sales to cover taxes upon vesting of restricted stock units for all employees of Five9, Inc., including the Reporting Person, on the date such sales occurred. The Reporting Person undertakes to provide Five9, Inc., any security holder of Five9, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":222337,"source":{"system":"sec-edgar","filing":"0002000932-25-000003","document":"wk-form4_1757370043.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000200093225000003/wk-form4_1757370043.xml","form_type":"4"}},{"id":1074327,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-08-05T21:40:18.000Z","date":"2025-08-01","kind":"sale","planned":true,"acquired":false,"shares":700,"price":26.16,"value":18312.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024."}],"balance_after":225739,"source":{"system":"sec-edgar","filing":"0001288847-25-000179","document":"wk-form4_1754430015.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884725000179/wk-form4_1754430015.xml","form_type":"4"}},{"id":1092118,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-07-03T20:37:30.000Z","date":"2025-07-01","kind":"sale","planned":true,"acquired":false,"shares":700,"price":26.44,"value":18508.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024."}],"balance_after":226439,"source":{"system":"sec-edgar","filing":"0001288847-25-000162","document":"wk-form4_1751575030.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884725000162/wk-form4_1751575030.xml","form_type":"4"}},{"id":1119418,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-06-06T21:03:02.000Z","date":"2025-06-05","kind":"sale","planned":true,"acquired":false,"shares":700,"price":29.23,"value":20461.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024."}],"balance_after":227139,"source":{"system":"sec-edgar","filing":"0001288847-25-000157","document":"wk-form4_1749243771.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884725000157/wk-form4_1749243771.xml","form_type":"4"}},{"id":1119417,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-06-06T21:03:02.000Z","date":"2025-06-04","kind":"sale","planned":true,"acquired":false,"shares":2667,"price":28.1,"value":74942.7,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024."},{"field":"shares","element":"transactionShares","label":"F5","text":"The reported sale was to cover taxes upon the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $27.83 to $28.31, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., 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":227839,"source":{"system":"sec-edgar","filing":"0001288847-25-000157","document":"wk-form4_1749243771.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884725000157/wk-form4_1749243771.xml","form_type":"4"}},{"id":1119416,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-06-06T21:03:02.000Z","date":"2025-06-04","kind":"sale","planned":true,"acquired":false,"shares":2178,"price":28.28,"value":61593.84,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sale reported on this form represents a Five9, Inc. mandated sale by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units, and it does not represent a discretionary trade by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price applied to the transaction by the broker for sales to cover taxes upon vesting of restricted stock units for all employees of Five9, Inc., including the Reporting Person, on the date such sales occurred. The Reporting Person undertakes to provide Five9, Inc., any security holder of Five9, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 675 shares acquired under the Five9, Inc. 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These shares were sold in multiple transactions at prices ranging from $25.10 to $26.01, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., 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":232009,"source":{"system":"sec-edgar","filing":"0001288847-25-000121","document":"wk-form4_1746477105.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884725000121/wk-form4_1746477105.xml","form_type":"4"}},{"id":1179231,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-04-03T21:15:16.000Z","date":"2025-04-01","kind":"sale","planned":true,"acquired":false,"shares":700,"price":27,"value":18900.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024."}],"balance_after":232709,"source":{"system":"sec-edgar","filing":"0001288847-25-000085","document":"wk-form4_1743714909.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884725000085/wk-form4_1743714909.xml","form_type":"4"}},{"id":1190797,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-03-26T21:52:11.000Z","date":"2025-03-24","kind":"grant","planned":false,"acquired":true,"shares":39908,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":233409,"source":{"system":"sec-edgar","filing":"0001288847-25-000069","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884725000069/primary_doc.xml","form_type":"4/A","original_submission_date":"2025-03-24"}},{"id":1207546,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2025-03-13T20:23:07.000Z","date":"2025-03-11","kind":"sale","planned":true,"acquired":false,"shares":700,"price":30.2,"value":21140.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024."}],"balance_after":193501,"source":{"system":"sec-edgar","filing":"0001288847-25-000056","document":"wk-form4_1741897380.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884725000056/wk-form4_1741897380.xml","form_type":"4"}},{"id":1219298,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF OPERATING OFFICER"}}],"security":"Common Stock","published_at":"2025-03-07T00:31:50.000Z","date":"2025-03-04","kind":"sale","planned":false,"acquired":false,"shares":2840,"price":33.23,"value":94373.2,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sale reported on this form represents a Five9, Inc. mandated sale by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units, and it does not represent a discretionary trade by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price applied to the transaction by the broker for sales to cover taxes upon vesting of restricted stock units for all employees of Five9, Inc., including the Reporting Person, on the date such sales occurred. The Reporting Person undertakes to provide Five9, Inc., any security holder of Five9, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":194201,"source":{"system":"sec-edgar","filing":"0001288847-25-000046","document":"wk-form4_1741307504.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884725000046/wk-form4_1741307504.xml","form_type":"4"}},{"id":1240435,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF OPERATING OFFICER"}}],"security":"Common Stock","published_at":"2025-02-27T21:41:50.000Z","date":"2025-02-25","kind":"grant","planned":false,"acquired":true,"shares":81212,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Due to administrative error, the Form 4 filed on December 6, 2024 incorrectly reported the sale of 11 more shares than were actually sold in the sale to cover transaction that occurred on December 4, 2024."}],"balance_after":197041,"source":{"system":"sec-edgar","filing":"0001288847-25-000032","document":"wk-form4_1740692502.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884725000032/wk-form4_1740692502.xml","form_type":"4"}},{"id":1340270,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF OPERATING OFFICER"}}],"security":"Common Stock","published_at":"2024-12-06T22:15:24.000Z","date":"2024-12-04","kind":"sale","planned":false,"acquired":false,"shares":4109,"price":41.85,"value":171961.65,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported sales were to cover taxes upon the vesting of restricted stock units. The sales reported in this Form 4 were effected in accordance with Five9, Inc.s previously established sell to cover withholding policy, the Corporations Policy."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price applied to the transaction by the broker under the Corporations Policy for sales to cover taxes upon vesting of restricted stock units for all individuals, including the reporting person subject to the Corporations Policy on the date such sales occurred.  The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":115818,"source":{"system":"sec-edgar","filing":"0001288847-24-000164","document":"wk-form4_1733523317.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884724000164/wk-form4_1733523317.xml","form_type":"4"}},{"id":1412657,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF OPERATING OFFICER"}}],"security":"Common Stock","published_at":"2024-09-06T21:12:07.000Z","date":"2024-09-04","kind":"sale","planned":false,"acquired":false,"shares":4245,"price":30.26,"value":128453.7,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported sales were to cover taxes upon the vesting of restricted stock units. The sales reported in this Form 4 were effected in accordance with Five9, Inc.s previously established sell to cover withholding policy, the Corporations Policy."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price applied to the transaction by the broker under the Corporations Policy for sales to cover taxes upon vesting of restricted stock units for all individuals, including the reporting person subject to the Corporations Policy on the date such sales occurred.  The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":119927,"source":{"system":"sec-edgar","filing":"0001288847-24-000136","document":"wk-form4_1725657119.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884724000136/wk-form4_1725657119.xml","form_type":"4"}},{"id":1488215,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF OPERATING OFFICER"}}],"security":"Common Stock","published_at":"2024-06-06T20:30:56.000Z","date":"2024-06-04","kind":"sale","planned":false,"acquired":false,"shares":5731,"price":46.3,"value":265345.3,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported sales were to cover taxes upon the vesting of restricted stock units. The sales reported in this Form 4 were effected in accordance with Five9, Inc.s previously established sell to cover withholding policy, the Corporations Policy."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price applied to the transaction by the broker under the Corporations Policy for sales to cover taxes upon vesting of restricted stock units for all individuals, including the reporting person subject to the Corporations Policy on the date such sales occurred.  The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 344 shares acquired under the Five9, Inc. Employee Stock Purchase Plan on May 15, 2024."}],"balance_after":124172,"source":{"system":"sec-edgar","filing":"0001288847-24-000089","document":"wk-form4_1717705845.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884724000089/wk-form4_1717705845.xml","form_type":"4"}},{"id":1586409,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF OPERATING OFFICER"}}],"security":"Common Stock","published_at":"2024-03-08T23:13:21.000Z","date":"2024-03-06","kind":"sale","planned":true,"acquired":false,"shares":100,"price":59.42,"value":5942.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 7, 2023."}],"balance_after":129559,"source":{"system":"sec-edgar","filing":"0001288847-24-000029","document":"wk-form4_1709939592.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884724000029/wk-form4_1709939592.xml","form_type":"4"}},{"id":1586408,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF OPERATING OFFICER"}}],"security":"Common Stock","published_at":"2024-03-08T23:13:21.000Z","date":"2024-03-06","kind":"sale","planned":true,"acquired":false,"shares":2101,"price":57.83,"value":121500.83,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 7, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $57.57 to $58.52, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., 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":129659,"source":{"system":"sec-edgar","filing":"0001288847-24-000029","document":"wk-form4_1709939592.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884724000029/wk-form4_1709939592.xml","form_type":"4"}},{"id":1586407,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF OPERATING OFFICER"}}],"security":"Common Stock","published_at":"2024-03-08T23:13:21.000Z","date":"2024-03-06","kind":"sale","planned":true,"acquired":false,"shares":5139,"price":57.01,"value":292974.39,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 7, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $56.55 to $57.55, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., 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":131760,"source":{"system":"sec-edgar","filing":"0001288847-24-000029","document":"wk-form4_1709939592.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884724000029/wk-form4_1709939592.xml","form_type":"4"}},{"id":1591273,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF OPERATING OFFICER"}}],"security":"Common Stock","published_at":"2024-03-06T22:03:48.000Z","date":"2024-03-05","kind":"sale","planned":false,"acquired":false,"shares":3670,"price":59.06,"value":216750.2,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported sales were to cover taxes upon the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $58.85 to $59.17, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., 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":136899,"source":{"system":"sec-edgar","filing":"0001288847-24-000023","document":"wk-form4_1709762615.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884724000023/wk-form4_1709762615.xml","form_type":"4"}},{"id":1612023,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF OPERATING OFFICER"}}],"security":"Common Stock","published_at":"2024-02-28T21:34:18.000Z","date":"2024-02-26","kind":"grant","planned":false,"acquired":true,"shares":35684,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes 108 shares acquired under the Five9, Inc. Employee Stock Purchase Plan on November 15, 2023."}],"balance_after":140569,"source":{"system":"sec-edgar","filing":"0001288847-24-000017","document":"wk-form4_1709156017.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884724000017/wk-form4_1709156017.xml","form_type":"4"}},{"id":1717690,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF OPERATING OFFICER"}}],"security":"Common Stock","published_at":"2023-12-08T21:42:40.000Z","date":"2023-12-07","kind":"sale","planned":true,"acquired":false,"shares":4815,"price":79.12,"value":380962.8,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2022."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $78.81 to $79.40, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., 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":104777,"source":{"system":"sec-edgar","filing":"0001288847-23-000169","document":"wk-form4_1702071749.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884723000169/wk-form4_1702071749.xml","form_type":"4"}},{"id":1717689,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF OPERATING OFFICER"}}],"security":"Common Stock","published_at":"2023-12-08T21:42:40.000Z","date":"2023-12-06","kind":"tax_withholding","planned":true,"acquired":false,"shares":4869,"price":81.59,"value":397261.71,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares withheld by the Issuer to satisfy tax withholding obligation due to the vesting of Restricted Stock Units (\"RSUs\")."}],"balance_after":109592,"source":{"system":"sec-edgar","filing":"0001288847-23-000169","document":"wk-form4_1702071749.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884723000169/wk-form4_1702071749.xml","form_type":"4"}},{"id":1729454,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":17908,"kind":"person","name":"Dignan Andy","position":1,"cik":"0002000932","reported_name":"Dignan Andy","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF OPERATING OFFICER"}}],"security":"Common Stock","published_at":"2023-11-27T21:29:18.000Z","date":"2023-11-24","kind":"grant","planned":false,"acquired":true,"shares":27468,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":114461,"source":{"system":"sec-edgar","filing":"0001288847-23-000164","document":"wk-form4_1701120547.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1288847/000128884723000164/wk-form4_1701120547.xml","form_type":"4"}}]}