{"transactions":[{"id":2238966,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2022-06-08T17:45:25.000Z","date":"2022-06-06","kind":"sale","acquired":false,"shares":974,"price":100.71,"value":98091.54,"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 March 10, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $100.38 to $101.00, 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":30887,"source":{"system":"sec-edgar","filing":"0001288847-22-000070","document":"wf-form4_165472471057121.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884722000070/wf-form4_165472471057121.xml","form_type":"4"}},{"id":2238965,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2022-06-08T17:45:25.000Z","date":"2022-06-06","kind":"sale","acquired":false,"shares":572,"price":100.17,"value":57297.24,"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 March 10, 2021."},{"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 $100.12 to $100.23, 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":31861,"source":{"system":"sec-edgar","filing":"0001288847-22-000070","document":"wf-form4_165472471057121.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884722000070/wf-form4_165472471057121.xml","form_type":"4"}},{"id":2238964,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2022-06-08T17:45:25.000Z","date":"2022-06-06","kind":"sale","acquired":false,"shares":1228,"price":99.72,"value":122456.16,"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":"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 March 10, 2021."},{"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 $100.28 to $100.12, 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":32433,"source":{"system":"sec-edgar","filing":"0001288847-22-000070","document":"wf-form4_165472471057121.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884722000070/wf-form4_165472471057121.xml","form_type":"4"}},{"id":2238963,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2022-06-08T17:45:25.000Z","date":"2022-06-06","kind":"sale","acquired":false,"shares":500,"price":98.83,"value":49415.0,"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":"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 March 10, 2021."},{"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 $98.23 to $99.18, 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":33661,"source":{"system":"sec-edgar","filing":"0001288847-22-000070","document":"wf-form4_165472471057121.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884722000070/wf-form4_165472471057121.xml","form_type":"4"}},{"id":2238962,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2022-06-08T17:45:25.000Z","date":"2022-06-06","kind":"sale","acquired":false,"shares":402,"price":99.02,"value":39806.04,"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 $99.02 to $99.62, 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":34161,"source":{"system":"sec-edgar","filing":"0001288847-22-000070","document":"wf-form4_165472471057121.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884722000070/wf-form4_165472471057121.xml","form_type":"4"}},{"id":2344197,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2022-03-08T16:43:00.000Z","date":"2022-03-04","kind":"sale","acquired":false,"shares":200,"price":102.63,"value":20526.0,"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 March 10, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $102.43 to $102.83, 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":34563,"source":{"system":"sec-edgar","filing":"0001288847-22-000030","document":"wf-form4_164677576138495.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884722000030/wf-form4_164677576138495.xml","form_type":"4"}},{"id":2344196,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2022-03-08T16:43:00.000Z","date":"2022-03-04","kind":"sale","acquired":false,"shares":500,"price":100.08,"value":50040.0,"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 March 10, 2021."},{"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 $99.96 to $100.26, 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":34763,"source":{"system":"sec-edgar","filing":"0001288847-22-000030","document":"wf-form4_164677576138495.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884722000030/wf-form4_164677576138495.xml","form_type":"4"}},{"id":2344195,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2022-03-08T16:43:00.000Z","date":"2022-03-04","kind":"sale","acquired":false,"shares":551,"price":99.16,"value":54637.16,"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 March 10, 2021."},{"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 $98.74 to $99.60, 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":35263,"source":{"system":"sec-edgar","filing":"0001288847-22-000030","document":"wf-form4_164677576138495.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884722000030/wf-form4_164677576138495.xml","form_type":"4"}},{"id":2344194,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2022-03-08T16:43:00.000Z","date":"2022-03-04","kind":"sale","acquired":false,"shares":1614,"price":98.38,"value":158785.32,"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":"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 March 10, 2021."},{"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 $98.09 to $98.74, 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":35814,"source":{"system":"sec-edgar","filing":"0001288847-22-000030","document":"wf-form4_164677576138495.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884722000030/wf-form4_164677576138495.xml","form_type":"4"}},{"id":2344193,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2022-03-08T16:43:00.000Z","date":"2022-03-04","kind":"sale","acquired":false,"shares":1978,"price":97.5,"value":192855.0,"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":"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 March 10, 2021."},{"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 $97.08 to $97.97, 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":37428,"source":{"system":"sec-edgar","filing":"0001288847-22-000030","document":"wf-form4_164677576138495.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884722000030/wf-form4_164677576138495.xml","form_type":"4"}},{"id":2360119,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2022-03-02T16:44:48.000Z","date":"2022-02-28","kind":"grant","acquired":true,"shares":12078,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":39406,"source":{"system":"sec-edgar","filing":"0001288847-22-000022","document":"wf-form4_164625745567155.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884722000022/wf-form4_164625745567155.xml","form_type":"4"}},{"id":2480415,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-12-08T16:29:25.000Z","date":"2021-12-06","kind":"sale","acquired":false,"shares":446,"price":131.45,"value":58626.7,"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 March 10, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F10","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $131.30 to $131.57 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":27328,"source":{"system":"sec-edgar","filing":"0001288847-21-000144","document":"wf-form4_163899895079211.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000144/wf-form4_163899895079211.xml","form_type":"4"}},{"id":2480414,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-12-08T16:29:25.000Z","date":"2021-12-06","kind":"sale","acquired":false,"shares":1164,"price":130.74,"value":152181.36,"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 March 10, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F9","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $130.19 to $131.19, 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":27774,"source":{"system":"sec-edgar","filing":"0001288847-21-000144","document":"wf-form4_163899895079211.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000144/wf-form4_163899895079211.xml","form_type":"4"}},{"id":2480413,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-12-08T16:29:25.000Z","date":"2021-12-06","kind":"sale","acquired":false,"shares":300,"price":129.47,"value":38841.0,"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 March 10, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $129.18 to $129.62, 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":28938,"source":{"system":"sec-edgar","filing":"0001288847-21-000144","document":"wf-form4_163899895079211.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000144/wf-form4_163899895079211.xml","form_type":"4"}},{"id":2480412,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-12-08T16:29:25.000Z","date":"2021-12-06","kind":"sale","acquired":false,"shares":348,"price":127.98,"value":44537.04,"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 March 10, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $127.62 to $128.19, 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":29238,"source":{"system":"sec-edgar","filing":"0001288847-21-000144","document":"wf-form4_163899895079211.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000144/wf-form4_163899895079211.xml","form_type":"4"}},{"id":2480411,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-12-08T16:29:25.000Z","date":"2021-12-06","kind":"sale","acquired":false,"shares":371,"price":127.39,"value":47261.69,"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":"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 March 10, 2021."},{"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 $127.24 to $127.62, 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":29586,"source":{"system":"sec-edgar","filing":"0001288847-21-000144","document":"wf-form4_163899895079211.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000144/wf-form4_163899895079211.xml","form_type":"4"}},{"id":2480410,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-12-08T16:29:25.000Z","date":"2021-12-06","kind":"sale","acquired":false,"shares":1513,"price":126.55,"value":191470.15,"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":"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 March 10, 2021."},{"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 $126.11 to $127.06, 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":29957,"source":{"system":"sec-edgar","filing":"0001288847-21-000144","document":"wf-form4_163899895079211.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000144/wf-form4_163899895079211.xml","form_type":"4"}},{"id":2480409,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-12-08T16:29:25.000Z","date":"2021-12-06","kind":"sale","acquired":false,"shares":500,"price":125.62,"value":62810.0,"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":"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 March 10, 2021."},{"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 $125.07 to $125.96, 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":31470,"source":{"system":"sec-edgar","filing":"0001288847-21-000144","document":"wf-form4_163899895079211.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000144/wf-form4_163899895079211.xml","form_type":"4"}},{"id":2480408,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-12-08T16:29:25.000Z","date":"2021-12-06","kind":"sale","acquired":false,"shares":200,"price":123.31,"value":24662.0,"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":"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 March 10, 2021."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Since the last report filed on Sept. 14, 2021, 3,025 previously reported performance-based RSUs were cancelled for no value and therefore are excluded from the latest reported total."}],"balance_after":31970,"source":{"system":"sec-edgar","filing":"0001288847-21-000144","document":"wf-form4_163899895079211.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000144/wf-form4_163899895079211.xml","form_type":"4"}},{"id":2570624,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Employee Stock Option (right to buy)","published_at":"2021-09-14T16:01:29.000Z","date":"2021-09-10","kind":"exercise","acquired":false,"shares":912,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Option began vesting in 48 substantially equal monthly installments on the one-month anniversary of February 24, 2020."}],"balance_after":9114,"derivative":{"exercise_price":72.29,"expiration_date":"2030-02-24","underlying":"Common Stock","underlying_shares":912},"source":{"system":"sec-edgar","filing":"0001288847-21-000124","document":"wf-form4_163164966982370.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000124/wf-form4_163164966982370.xml","form_type":"4"}},{"id":2570623,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-09-14T16:01:29.000Z","date":"2021-09-10","kind":"sale","acquired":false,"shares":912,"price":175,"value":159600.0,"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 March 10, 2021."}],"balance_after":35195,"source":{"system":"sec-edgar","filing":"0001288847-21-000124","document":"wf-form4_163164966982370.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000124/wf-form4_163164966982370.xml","form_type":"4"}},{"id":2570622,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-09-14T16:01:29.000Z","date":"2021-09-10","kind":"exercise","acquired":true,"shares":912,"price":72.29,"value":65928.48,"ownership":{"direct":true},"balance_after":36107,"source":{"system":"sec-edgar","filing":"0001288847-21-000124","document":"wf-form4_163164966982370.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000124/wf-form4_163164966982370.xml","form_type":"4"}},{"id":2575809,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Employee Stock Option (right to buy)","published_at":"2021-09-08T16:04:41.000Z","date":"2021-09-03","kind":"exercise","acquired":false,"shares":1062,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F12","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 22, 2019."}],"balance_after":6372,"derivative":{"exercise_price":53,"expiration_date":"2029-02-22","underlying":"Common Stock","underlying_shares":1062},"source":{"system":"sec-edgar","filing":"0001288847-21-000120","document":"wf-form4_163113146443436.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000120/wf-form4_163113146443436.xml","form_type":"4"}},{"id":2575808,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Employee Stock Option (right to buy)","published_at":"2021-09-08T16:04:41.000Z","date":"2021-09-03","kind":"exercise","acquired":false,"shares":3701,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F11","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 26, 2018."}],"balance_after":7402,"derivative":{"exercise_price":29.89,"expiration_date":"2028-02-26","underlying":"Common Stock","underlying_shares":3701},"source":{"system":"sec-edgar","filing":"0001288847-21-000120","document":"wf-form4_163113146443436.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000120/wf-form4_163113146443436.xml","form_type":"4"}},{"id":2575807,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-09-08T16:04:41.000Z","date":"2021-09-07","kind":"sale","acquired":false,"shares":741,"price":172.49,"value":127815.09,"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 March 10, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F10","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $172.28 to $172.74, 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":35195,"source":{"system":"sec-edgar","filing":"0001288847-21-000120","document":"wf-form4_163113146443436.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000120/wf-form4_163113146443436.xml","form_type":"4"}},{"id":2575806,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-09-08T16:04:41.000Z","date":"2021-09-07","kind":"sale","acquired":false,"shares":1546,"price":171.79,"value":265587.34,"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 March 10, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F9","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $171.25 to $172.18, 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":35936,"source":{"system":"sec-edgar","filing":"0001288847-21-000120","document":"wf-form4_163113146443436.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000120/wf-form4_163113146443436.xml","form_type":"4"}},{"id":2575805,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-09-08T16:04:41.000Z","date":"2021-09-07","kind":"sale","acquired":false,"shares":1556,"price":170.55,"value":265375.8,"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 March 10, 2021."},{"field":"shares","element":"transactionShares","label":"F6","text":"The reported sales were to cover taxes upon the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $170.32 to $171.25, 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":37482,"source":{"system":"sec-edgar","filing":"0001288847-21-000120","document":"wf-form4_163113146443436.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000120/wf-form4_163113146443436.xml","form_type":"4"}},{"id":2575804,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-09-08T16:04:41.000Z","date":"2021-09-07","kind":"sale","acquired":false,"shares":1000,"price":170.02,"value":170020.0,"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 March 10, 2021."},{"field":"shares","element":"transactionShares","label":"F6","text":"The reported sales were to cover taxes upon the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $169.29 to $170.28, 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":39038,"source":{"system":"sec-edgar","filing":"0001288847-21-000120","document":"wf-form4_163113146443436.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000120/wf-form4_163113146443436.xml","form_type":"4"}},{"id":2575803,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-09-08T16:04:41.000Z","date":"2021-09-03","kind":"sale","acquired":false,"shares":431,"price":171.44,"value":73890.64,"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 March 10, 2021."},{"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 $171.25 to $171.59, 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":40038,"source":{"system":"sec-edgar","filing":"0001288847-21-000120","document":"wf-form4_163113146443436.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000120/wf-form4_163113146443436.xml","form_type":"4"}},{"id":2575802,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-09-08T16:04:41.000Z","date":"2021-09-03","kind":"sale","acquired":false,"shares":2415,"price":170.41,"value":411540.15,"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 March 10, 2021."},{"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 $169.98 to $170.93, 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":40469,"source":{"system":"sec-edgar","filing":"0001288847-21-000120","document":"wf-form4_163113146443436.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000120/wf-form4_163113146443436.xml","form_type":"4"}},{"id":2575801,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-09-08T16:04:41.000Z","date":"2021-09-03","kind":"sale","acquired":false,"shares":655,"price":169.69,"value":111146.95,"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 March 10, 2021."},{"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 $168.92 to $169.90, 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":42884,"source":{"system":"sec-edgar","filing":"0001288847-21-000120","document":"wf-form4_163113146443436.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000120/wf-form4_163113146443436.xml","form_type":"4"}},{"id":2575800,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-09-08T16:04:41.000Z","date":"2021-09-03","kind":"sale","acquired":false,"shares":1513,"price":166.27,"value":251566.51,"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 March 10, 2021."},{"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 $166.23 to $166.75, 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":43539,"source":{"system":"sec-edgar","filing":"0001288847-21-000120","document":"wf-form4_163113146443436.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000120/wf-form4_163113146443436.xml","form_type":"4"}},{"id":2575799,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-09-08T16:04:41.000Z","date":"2021-09-03","kind":"exercise","acquired":true,"shares":1062,"price":53,"value":56286.0,"ownership":{"direct":true},"balance_after":45052,"source":{"system":"sec-edgar","filing":"0001288847-21-000120","document":"wf-form4_163113146443436.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000120/wf-form4_163113146443436.xml","form_type":"4"}},{"id":2575798,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-09-08T16:04:41.000Z","date":"2021-09-03","kind":"exercise","acquired":true,"shares":3701,"price":29.89,"value":110622.89,"ownership":{"direct":true},"balance_after":43990,"source":{"system":"sec-edgar","filing":"0001288847-21-000120","document":"wf-form4_163113146443436.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000120/wf-form4_163113146443436.xml","form_type":"4"}},{"id":2603570,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-08-13T20:07:24.000Z","date":"2021-08-11","kind":"grant","acquired":true,"shares":3025,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":40289,"source":{"system":"sec-edgar","filing":"0001288847-21-000113","document":"wf-form4_162889960029787.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000113/wf-form4_162889960029787.xml","form_type":"4"}},{"id":2677353,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Employee Stock Option (right to buy)","published_at":"2021-06-08T18:02:24.000Z","date":"2021-06-04","kind":"exercise","acquired":false,"shares":911,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F14","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 24, 2020."}],"balance_after":10026,"derivative":{"exercise_price":72.29,"expiration_date":"2030-02-24","underlying":"Common Stock","underlying_shares":911},"source":{"system":"sec-edgar","filing":"0001288847-21-000089","document":"wf-form4_162318972147911.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":17,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000089/wf-form4_162318972147911.xml","form_type":"4"}},{"id":2677352,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Employee Stock Option (right to buy)","published_at":"2021-06-08T18:02:24.000Z","date":"2021-06-04","kind":"exercise","acquired":false,"shares":1061,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F13","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 22, 2019."}],"balance_after":7434,"derivative":{"exercise_price":53,"expiration_date":"2029-02-22","underlying":"Common Stock","underlying_shares":1061},"source":{"system":"sec-edgar","filing":"0001288847-21-000089","document":"wf-form4_162318972147911.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":16,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000089/wf-form4_162318972147911.xml","form_type":"4"}},{"id":2677351,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Employee Stock Option (right to buy)","published_at":"2021-06-08T18:02:24.000Z","date":"2021-06-04","kind":"exercise","acquired":false,"shares":3700,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F12","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 26, 2018."}],"balance_after":11103,"derivative":{"exercise_price":29.89,"expiration_date":"2028-02-26","underlying":"Common Stock","underlying_shares":3700},"source":{"system":"sec-edgar","filing":"0001288847-21-000089","document":"wf-form4_162318972147911.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":15,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000089/wf-form4_162318972147911.xml","form_type":"4"}},{"id":2677350,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-06-08T18:02:24.000Z","date":"2021-06-04","kind":"sale","acquired":false,"shares":100,"price":161.63,"value":16163.0,"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 March 5, 2020."}],"balance_after":37264,"source":{"system":"sec-edgar","filing":"0001288847-21-000089","document":"wf-form4_162318972147911.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000089/wf-form4_162318972147911.xml","form_type":"4"}},{"id":2677349,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-06-08T18:02:24.000Z","date":"2021-06-04","kind":"sale","acquired":false,"shares":1511,"price":160.55,"value":242591.05,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F11","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $160.52 to $160.81, 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":37364,"source":{"system":"sec-edgar","filing":"0001288847-21-000089","document":"wf-form4_162318972147911.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000089/wf-form4_162318972147911.xml","form_type":"4"}},{"id":2677348,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-06-08T18:02:24.000Z","date":"2021-06-04","kind":"sale","acquired":false,"shares":1100,"price":159.57,"value":175527.0,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F10","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $159.15 to $159.99, 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":38875,"source":{"system":"sec-edgar","filing":"0001288847-21-000089","document":"wf-form4_162318972147911.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000089/wf-form4_162318972147911.xml","form_type":"4"}},{"id":2677347,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-06-08T18:02:24.000Z","date":"2021-06-04","kind":"sale","acquired":false,"shares":288,"price":158.58,"value":45671.04,"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":"F9","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $158.39 to $158.58, 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":39975,"source":{"system":"sec-edgar","filing":"0001288847-21-000089","document":"wf-form4_162318972147911.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000089/wf-form4_162318972147911.xml","form_type":"4"}},{"id":2677346,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-06-08T18:02:24.000Z","date":"2021-06-04","kind":"sale","acquired":false,"shares":637,"price":157.88,"value":100569.56,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $157.44 to $158.20, 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":40263,"source":{"system":"sec-edgar","filing":"0001288847-21-000089","document":"wf-form4_162318972147911.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000089/wf-form4_162318972147911.xml","form_type":"4"}},{"id":2677345,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-06-08T18:02:24.000Z","date":"2021-06-04","kind":"sale","acquired":false,"shares":1500,"price":156.74,"value":235110.0,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $156.25 to $157.23, 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":40900,"source":{"system":"sec-edgar","filing":"0001288847-21-000089","document":"wf-form4_162318972147911.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000089/wf-form4_162318972147911.xml","form_type":"4"}},{"id":2677344,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-06-08T18:02:24.000Z","date":"2021-06-04","kind":"sale","acquired":false,"shares":1820,"price":155.59,"value":283173.8,"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 March 5, 2020."},{"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 $155.17 to $156.10, 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":42400,"source":{"system":"sec-edgar","filing":"0001288847-21-000089","document":"wf-form4_162318972147911.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000089/wf-form4_162318972147911.xml","form_type":"4"}},{"id":2677343,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-06-08T18:02:24.000Z","date":"2021-06-04","kind":"sale","acquired":false,"shares":984,"price":154.4,"value":151929.6,"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 March 5, 2020."},{"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 $154.08 to $154.94, 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":44220,"source":{"system":"sec-edgar","filing":"0001288847-21-000089","document":"wf-form4_162318972147911.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000089/wf-form4_162318972147911.xml","form_type":"4"}},{"id":2677342,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-06-08T18:02:24.000Z","date":"2021-06-04","kind":"exercise","acquired":true,"shares":911,"price":72.29,"value":65856.19,"ownership":{"direct":true},"balance_after":45204,"source":{"system":"sec-edgar","filing":"0001288847-21-000089","document":"wf-form4_162318972147911.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000089/wf-form4_162318972147911.xml","form_type":"4"}},{"id":2677341,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-06-08T18:02:24.000Z","date":"2021-06-04","kind":"exercise","acquired":true,"shares":1061,"price":53,"value":56233.0,"ownership":{"direct":true},"balance_after":44293,"source":{"system":"sec-edgar","filing":"0001288847-21-000089","document":"wf-form4_162318972147911.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000089/wf-form4_162318972147911.xml","form_type":"4"}},{"id":2677340,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-06-08T18:02:24.000Z","date":"2021-06-04","kind":"exercise","acquired":true,"shares":3700,"price":29.89,"value":110593.0,"ownership":{"direct":true},"balance_after":43232,"source":{"system":"sec-edgar","filing":"0001288847-21-000089","document":"wf-form4_162318972147911.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000089/wf-form4_162318972147911.xml","form_type":"4"}},{"id":2677339,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-06-08T18:02:24.000Z","date":"2021-06-04","kind":"sale","acquired":false,"shares":1346,"price":155.54,"value":209356.84,"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":"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 March 5, 2020."},{"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 $155.16 to $155.94, 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":39532,"source":{"system":"sec-edgar","filing":"0001288847-21-000089","document":"wf-form4_162318972147911.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000089/wf-form4_162318972147911.xml","form_type":"4"}},{"id":2677338,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-06-08T18:02:24.000Z","date":"2021-06-04","kind":"sale","acquired":false,"shares":977,"price":154.37,"value":150819.49,"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":"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 March 5, 2020."},{"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 $154.04 to $154.73, 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":40878,"source":{"system":"sec-edgar","filing":"0001288847-21-000089","document":"wf-form4_162318972147911.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000089/wf-form4_162318972147911.xml","form_type":"4"}},{"id":2802894,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Employee Stock Option (right to buy)","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"exercise","acquired":false,"shares":911,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F16","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 24, 2020."}],"balance_after":10937,"derivative":{"exercise_price":72.29,"expiration_date":"2030-02-24","underlying":"Common Stock","underlying_shares":911},"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":19,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802893,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Employee Stock Option (right to buy)","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"exercise","acquired":false,"shares":1062,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F15","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 22, 2019."}],"balance_after":8495,"derivative":{"exercise_price":53,"expiration_date":"2029-02-22","underlying":"Common Stock","underlying_shares":1062},"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":18,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802892,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Employee Stock Option (right to buy)","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"exercise","acquired":false,"shares":3701,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F14","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 26, 2018."}],"balance_after":14803,"derivative":{"exercise_price":29.89,"expiration_date":"2028-02-26","underlying":"Common Stock","underlying_shares":3701},"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":17,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802891,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Employee Stock Option (right to buy)","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"exercise","acquired":false,"shares":3095,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F13","text":"The option granted on February 23, 2017 is fully vested."}],"balance_after":0,"derivative":{"exercise_price":16.25,"expiration_date":"2027-02-23","underlying":"Common Stock","underlying_shares":3095},"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":16,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802890,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"sale","acquired":false,"shares":400,"price":174.48,"value":69792.0,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F12","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $174.43 to $174.50, 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":41855,"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":14,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802889,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"sale","acquired":false,"shares":400,"price":173.64,"value":69456.0,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F11","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $173.41 to $174.30, 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":42255,"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802888,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"sale","acquired":false,"shares":2111,"price":172.26,"value":363640.86,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F10","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $171.60 to $172.56, 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":42655,"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802887,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"sale","acquired":false,"shares":900,"price":170.93,"value":153837.0,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F9","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $170.57 to $171.56, 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":44766,"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802886,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"sale","acquired":false,"shares":1800,"price":169.86,"value":305748.0,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $169.52 to $170.46, 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":45666,"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802885,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"sale","acquired":false,"shares":1800,"price":168.78,"value":303804.0,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $168.45 to $169.45, 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":47466,"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802884,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"sale","acquired":false,"shares":1563,"price":167.86,"value":262365.18,"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 March 5, 2020."},{"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 $167.32 to $168.25, 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":49266,"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802883,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"sale","acquired":false,"shares":3391,"price":166.81,"value":565652.71,"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 March 5, 2020."},{"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 $166.30 to $167.29, 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":50829,"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802882,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"exercise","acquired":true,"shares":911,"price":72.29,"value":65856.19,"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 March 5, 2020."}],"balance_after":54220,"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802881,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"exercise","acquired":true,"shares":1062,"price":53,"value":56286.0,"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 March 5, 2020."}],"balance_after":53309,"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802880,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"exercise","acquired":true,"shares":3701,"price":29.89,"value":110622.89,"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 March 5, 2020."}],"balance_after":52247,"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802879,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"exercise","acquired":true,"shares":3095,"price":16.25,"value":50293.75,"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 March 5, 2020."}],"balance_after":48546,"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802878,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"sale","acquired":false,"shares":697,"price":166.15,"value":115806.55,"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 March 5, 2020."},{"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 $166.04 to $166.30, 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":45451,"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2802877,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-03-08T18:36:37.000Z","date":"2021-03-04","kind":"sale","acquired":false,"shares":1509,"price":165.69,"value":250026.21,"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 March 5, 2020."},{"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 $165.03 to $166.02, 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":46148,"source":{"system":"sec-edgar","filing":"0001288847-21-000043","document":"wf-form4_161524657853386.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000043/wf-form4_161524657853386.xml","form_type":"4"}},{"id":2825948,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Employee Stock Option (right to buy)","published_at":"2021-03-01T16:50:05.000Z","date":"2021-02-25","kind":"grant","acquired":true,"shares":6527,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 25, 2021."}],"balance_after":6527,"derivative":{"exercise_price":181.2,"expiration_date":"2031-02-25","underlying":"Common Stock","underlying_shares":0},"source":{"system":"sec-edgar","filing":"0001288847-21-000038","document":"wf-form4_161463537160802.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000038/wf-form4_161463537160802.xml","form_type":"4"}},{"id":2825947,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Telco Services & GM EMEA"}}],"security":"Common Stock","published_at":"2021-03-01T16:50:05.000Z","date":"2021-02-25","kind":"grant","acquired":true,"shares":8638,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":47657,"source":{"system":"sec-edgar","filing":"0001288847-21-000038","document":"wf-form4_161463537160802.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884721000038/wf-form4_161463537160802.xml","form_type":"4"}},{"id":2946321,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-12-14T18:54:49.000Z","date":"2020-12-11","kind":"gift","acquired":false,"shares":1325,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"by Trust"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares donated to a Charitable Fund."}],"balance_after":4500,"source":{"system":"sec-edgar","filing":"0001288847-20-000171","document":"wf-form4_160799007364582.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000171/wf-form4_160799007364582.xml","form_type":"4"}},{"id":2953242,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Employee Stock Option (right to buy)","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"exercise","acquired":false,"shares":1062,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F13","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 22, 2019."}],"balance_after":9557,"derivative":{"exercise_price":53,"expiration_date":"2029-02-22","underlying":"Common Stock","underlying_shares":1062},"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":19,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953241,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Employee Stock Option (right to buy)","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"exercise","acquired":false,"shares":3701,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F12","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 26, 2018."}],"balance_after":18504,"derivative":{"exercise_price":29.89,"expiration_date":"2028-02-26","underlying":"Common Stock","underlying_shares":3701},"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":18,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953240,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Employee Stock Option (right to buy)","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"exercise","acquired":false,"shares":3094,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F11","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 23, 2017."}],"balance_after":3095,"derivative":{"exercise_price":16.25,"expiration_date":"2027-02-23","underlying":"Common Stock","underlying_shares":3094},"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":17,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953239,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Employee Stock Option (right to buy)","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"exercise","acquired":false,"shares":912,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F10","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 24, 2020."}],"balance_after":11848,"derivative":{"exercise_price":72.29,"expiration_date":"2030-02-24","underlying":"Common Stock","underlying_shares":912},"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":16,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953238,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"sale","acquired":false,"shares":100,"price":153.78,"value":15378.0,"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 March 5, 2020."}],"balance_after":39019,"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":14,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953237,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"sale","acquired":false,"shares":200,"price":152.51,"value":30502.0,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F9","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $152.50 to $152.51, 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":39119,"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953236,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"sale","acquired":false,"shares":2552,"price":151.86,"value":387546.72,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $151.45 to $152.44, 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":39319,"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953235,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"sale","acquired":false,"shares":1551,"price":151.32,"value":234697.32,"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 March 5, 2020."},{"field":"shares","element":"transactionShares","label":"F5","text":"The reported sales were to cover taxes upon the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $151.20 to $151.45, 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":41871,"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953234,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"sale","acquired":false,"shares":1400,"price":150.71,"value":210994.0,"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 March 5, 2020."},{"field":"shares","element":"transactionShares","label":"F5","text":"The reported sales were 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 $150.17 to $151.15, 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":43422,"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953233,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"sale","acquired":false,"shares":912,"price":155.4,"value":141724.8,"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 March 5, 2020."}],"balance_after":44822,"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953232,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"sale","acquired":false,"shares":100,"price":153.8,"value":15380.0,"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 March 5, 2020."}],"balance_after":45734,"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953231,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"sale","acquired":false,"shares":900,"price":152.37,"value":137133.0,"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 March 5, 2020."},{"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 $152.22 to $152.50, 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":45834,"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953230,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"sale","acquired":false,"shares":4851,"price":151.59,"value":735363.09,"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 March 5, 2020."},{"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 $151.19 to $152.19, 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":46734,"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953229,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"sale","acquired":false,"shares":2006,"price":150.82,"value":302544.92,"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 March 5, 2020."},{"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 $150.18 to $151.18, 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":51585,"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953228,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"exercise","acquired":true,"shares":1062,"price":53,"value":56286.0,"ownership":{"direct":true},"balance_after":53591,"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953227,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"exercise","acquired":true,"shares":3701,"price":29.89,"value":110622.89,"ownership":{"direct":true},"balance_after":52529,"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953226,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"exercise","acquired":true,"shares":3094,"price":16.25,"value":50277.5,"ownership":{"direct":true},"balance_after":48828,"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":2953225,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-12-08T16:06:54.000Z","date":"2020-12-04","kind":"exercise","acquired":true,"shares":912,"price":72.29,"value":65928.48,"ownership":{"direct":true},"balance_after":45734,"source":{"system":"sec-edgar","filing":"0001288847-20-000170","document":"wf-form4_160746159476281.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000170/wf-form4_160746159476281.xml","form_type":"4"}},{"id":3035356,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Employee Stock Option (right to buy)","published_at":"2020-09-09T18:05:44.000Z","date":"2020-09-04","kind":"exercise","acquired":false,"shares":1822,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F16","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 24, 2020."}],"balance_after":12760,"derivative":{"exercise_price":72.29,"expiration_date":"2030-02-24","underlying":"Common Stock","underlying_shares":1822},"source":{"system":"sec-edgar","filing":"0001288847-20-000140","document":"wf-form4_159968912355394.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":20,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000140/wf-form4_159968912355394.xml","form_type":"4"}},{"id":3035355,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Employee Stock Option (right to buy)","published_at":"2020-09-09T18:05:44.000Z","date":"2020-09-04","kind":"exercise","acquired":false,"shares":6371,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F15","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 22, 2019."}],"balance_after":10619,"derivative":{"exercise_price":53,"expiration_date":"2029-02-22","underlying":"Common Stock","underlying_shares":6371},"source":{"system":"sec-edgar","filing":"0001288847-20-000140","document":"wf-form4_159968912355394.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":19,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000140/wf-form4_159968912355394.xml","form_type":"4"}},{"id":3035354,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Employee Stock Option (right to buy)","published_at":"2020-09-09T18:05:44.000Z","date":"2020-09-04","kind":"exercise","acquired":false,"shares":3700,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F14","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 26, 2018."}],"balance_after":22205,"derivative":{"exercise_price":29.89,"expiration_date":"2028-02-26","underlying":"Common Stock","underlying_shares":3700},"source":{"system":"sec-edgar","filing":"0001288847-20-000140","document":"wf-form4_159968912355394.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":18,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000140/wf-form4_159968912355394.xml","form_type":"4"}},{"id":3035353,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Employee Stock Option (right to buy)","published_at":"2020-09-09T18:05:44.000Z","date":"2020-09-04","kind":"exercise","acquired":false,"shares":3094,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F13","text":"The option vests in 48 equal monthly installments beginning on the one month anniversary of February 23, 2017."}],"balance_after":6189,"derivative":{"exercise_price":16.25,"expiration_date":"2027-02-23","underlying":"Common Stock","underlying_shares":3094},"source":{"system":"sec-edgar","filing":"0001288847-20-000140","document":"wf-form4_159968912355394.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":17,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000140/wf-form4_159968912355394.xml","form_type":"4"}},{"id":3035352,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-09-09T18:05:44.000Z","date":"2020-09-04","kind":"sale","acquired":false,"shares":200,"price":118.54,"value":23708.0,"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 March 5, 2020."}],"balance_after":44822,"source":{"system":"sec-edgar","filing":"0001288847-20-000140","document":"wf-form4_159968912355394.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":15,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000140/wf-form4_159968912355394.xml","form_type":"4"}},{"id":3035351,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-09-09T18:05:44.000Z","date":"2020-09-04","kind":"sale","acquired":false,"shares":798,"price":117.43,"value":93709.14,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F12","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $117.14 to $117.99, 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":45022,"source":{"system":"sec-edgar","filing":"0001288847-20-000140","document":"wf-form4_159968912355394.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":14,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000140/wf-form4_159968912355394.xml","form_type":"4"}},{"id":3035350,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-09-09T18:05:44.000Z","date":"2020-09-04","kind":"sale","acquired":false,"shares":2805,"price":116.32,"value":326277.6,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F11","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $116.01 to $116.96 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":45820,"source":{"system":"sec-edgar","filing":"0001288847-20-000140","document":"wf-form4_159968912355394.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000140/wf-form4_159968912355394.xml","form_type":"4"}},{"id":3035349,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-09-09T18:05:44.000Z","date":"2020-09-04","kind":"sale","acquired":false,"shares":5176,"price":115.64,"value":598552.64,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F10","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $115.00 to $115.99, 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":48625,"source":{"system":"sec-edgar","filing":"0001288847-20-000140","document":"wf-form4_159968912355394.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000140/wf-form4_159968912355394.xml","form_type":"4"}},{"id":3035348,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-09-09T18:05:44.000Z","date":"2020-09-04","kind":"sale","acquired":false,"shares":4814,"price":114.3,"value":550240.2,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F9","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $113.96 to $114.84, 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":53801,"source":{"system":"sec-edgar","filing":"0001288847-20-000140","document":"wf-form4_159968912355394.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000140/wf-form4_159968912355394.xml","form_type":"4"}},{"id":3035347,"issuer":{"id":4346,"kind":"organization","name":"Five9, Inc.","symbol":"FIVN"},"owners":[{"id":126402,"kind":"person","name":"WELCH SCOTT","position":1,"cik":"0001305625","reported_name":"WELCH SCOTT","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Cloud Operations"}}],"security":"Common Stock","published_at":"2020-09-09T18:05:44.000Z","date":"2020-09-04","kind":"sale","acquired":false,"shares":2756,"price":113.54,"value":312916.24,"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 March 5, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $112.95 to $113.86 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":58615,"source":{"system":"sec-edgar","filing":"0001288847-20-000140","document":"wf-form4_159968912355394.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1305625/000128884720000140/wf-form4_159968912355394.xml","form_type":"4"}}],"next_cursor":"2020-09-09T18:05:44.000000Z,3035347"}