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The shares were sold in multiple transactions at prices ranging from $223.59 to $224.40, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"These shares of Class A Common Stock (\"Class A Shares\") are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. 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The shares were sold in multiple transactions at prices ranging from $217.03 to $218.02, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":8996,"source":{"system":"sec-edgar","filing":"0000938333-26-000023","document":"form4-08242026_090815.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/938333/000093833326000023/form4-08242026_090815.xml","form_type":"4"}},{"id":677961,"issuer":{"id":3638,"kind":"organization","name":"APPFOLIO INC"},"owners":[{"id":20551,"kind":"person","name":"DUCA MAURICE J","position":1,"cik":"0000938333","reported_name":"DUCA MAURICE J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-08-24T21:58:21.000Z","date":"2026-08-20","kind":"sale","planned":true,"acquired":false,"shares":198,"price":216.44,"value":42855.12,"ownership":{"direct":false,"nature":"By Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Sales made pursuant to a 10b5-1 trading plan previously adopted by the Reporting Person on March 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $216.01 to $216.94, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":9448,"source":{"system":"sec-edgar","filing":"0000938333-26-000023","document":"form4-08242026_090815.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/938333/000093833326000023/form4-08242026_090815.xml","form_type":"4"}},{"id":677960,"issuer":{"id":3638,"kind":"organization","name":"APPFOLIO INC"},"owners":[{"id":20551,"kind":"person","name":"DUCA MAURICE J","position":1,"cik":"0000938333","reported_name":"DUCA MAURICE J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-08-24T21:58:21.000Z","date":"2026-08-20","kind":"sale","planned":true,"acquired":false,"shares":178,"price":215.37,"value":38335.86,"ownership":{"direct":false,"nature":"By Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Sales made pursuant to a 10b5-1 trading plan previously adopted by the Reporting Person on March 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $214.75 to $215.61, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":9646,"source":{"system":"sec-edgar","filing":"0000938333-26-000023","document":"form4-08242026_090815.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/938333/000093833326000023/form4-08242026_090815.xml","form_type":"4"}},{"id":680531,"issuer":{"id":3638,"kind":"organization","name":"APPFOLIO INC"},"owners":[{"id":20551,"kind":"person","name":"DUCA MAURICE J","position":1,"cik":"0000938333","reported_name":"DUCA MAURICE J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-08-20T22:35:19.000Z","date":"2026-08-19","kind":"sale","planned":true,"acquired":false,"shares":312,"price":215.6,"value":67267.2,"ownership":{"direct":false,"nature":"By Pension Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Sales made pursuant to a 10b5-1 trading plan previously adopted by the Reporting Person on March 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $215.50 to $215.77, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"These shares of Class A Common Stock (\"Class A Shares\") are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. 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The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":9912,"source":{"system":"sec-edgar","filing":"0000938333-26-000022","document":"form4-08202026_100813.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/938333/000093833326000022/form4-08202026_100813.xml","form_type":"4"}},{"id":680519,"issuer":{"id":3638,"kind":"organization","name":"APPFOLIO INC"},"owners":[{"id":20551,"kind":"person","name":"DUCA MAURICE J","position":1,"cik":"0000938333","reported_name":"DUCA MAURICE J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-08-20T22:35:19.000Z","date":"2026-08-19","kind":"sale","planned":true,"acquired":false,"shares":584,"price":213.78,"value":124847.52,"ownership":{"direct":false,"nature":"By Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Sales made pursuant to a 10b5-1 trading plan previously adopted by the Reporting Person on March 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This price reflects the weighted average price at which these shares were sold. 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The shares were sold in multiple transactions at prices ranging from $212.22 to $213.16, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":11006,"source":{"system":"sec-edgar","filing":"0000938333-26-000022","document":"form4-08202026_100813.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/938333/000093833326000022/form4-08202026_100813.xml","form_type":"4"}},{"id":680510,"issuer":{"id":3638,"kind":"organization","name":"APPFOLIO INC"},"owners":[{"id":20551,"kind":"person","name":"DUCA MAURICE J","position":1,"cik":"0000938333","reported_name":"DUCA MAURICE J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-08-20T22:33:56.000Z","date":"2026-08-19","kind":"sale","planned":true,"acquired":false,"shares":66,"price":211.18,"value":13937.88,"ownership":{"direct":false,"nature":"By Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Sales made pursuant to a 10b5-1 trading plan previously adopted by the Reporting Person on March 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F14","text":"This price reflects the weighted average price at which these shares were sold. 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The shares were sold in multiple transactions at prices ranging from $205.495 to $206.14, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"These shares of Class A Common Stock (\"Class A Shares\") are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. 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The shares were sold in multiple transactions at prices ranging from $203.355 to $204.29, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"These shares of Class A Common Stock (\"Class A Shares\") are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. 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The shares were sold in multiple transactions at prices ranging from $199.98 to $200.68, inclusive. 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The shares were sold in multiple transactions at prices ranging from $197.91 to $198.77, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These shares of Class A Common Stock (\"Class A Shares\") are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. 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The shares were sold in multiple transactions at prices ranging from $196.74 to $197.635, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These shares of Class A Common Stock (\"Class A Shares\") are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. 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The shares were sold in multiple transactions at prices ranging from $195.73 to $196.63, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These shares of Class A Common Stock (\"Class A Shares\") are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. 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The shares were sold in multiple transactions at prices ranging from $195.73 to $196.63, inclusive. 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The shares were sold in multiple transactions at prices ranging from $194.73 to $195.72, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":33555,"source":{"system":"sec-edgar","filing":"0000938333-26-000019","document":"form4-08182026_110848.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":20,"url":"https://www.sec.gov/Archives/edgar/data/938333/000093833326000019/form4-08182026_110848.xml","form_type":"4"}},{"id":684440,"issuer":{"id":3638,"kind":"organization","name":"APPFOLIO INC"},"owners":[{"id":20551,"kind":"person","name":"DUCA MAURICE J","position":1,"cik":"0000938333","reported_name":"DUCA MAURICE J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-08-18T23:06:54.000Z","date":"2026-08-17","kind":"sale","planned":true,"acquired":false,"shares":425,"price":194.28,"value":82569.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Sales made pursuant to a 10b5-1 trading plan previously adopted by the Reporting Person on March 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F9","text":"This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $193.63 to $194.61, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":34737,"source":{"system":"sec-edgar","filing":"0000938333-26-000019","document":"form4-08182026_110848.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":19,"url":"https://www.sec.gov/Archives/edgar/data/938333/000093833326000019/form4-08182026_110848.xml","form_type":"4"}},{"id":684439,"issuer":{"id":3638,"kind":"organization","name":"APPFOLIO INC"},"owners":[{"id":20551,"kind":"person","name":"DUCA MAURICE J","position":1,"cik":"0000938333","reported_name":"DUCA MAURICE J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-08-18T23:06:54.000Z","date":"2026-08-14","kind":"sale","planned":true,"acquired":false,"shares":52,"price":205,"value":10660.0,"ownership":{"direct":false,"nature":"By Pension Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Sales made pursuant to a 10b5-1 trading plan previously adopted by the Reporting Person on March 13, 2026."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"These shares of Class A Common Stock (\"Class A Shares\") are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. 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The shares were sold in multiple transactions at prices ranging from $203.73 to $204.49, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"These shares of Class A Common Stock (\"Class A Shares\") are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. 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The shares were sold in multiple transactions at prices ranging from $202.67 to $203.64, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"These shares of Class A Common Stock (\"Class A Shares\") are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. 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The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":14639,"source":{"system":"sec-edgar","filing":"0000938333-26-000019","document":"form4-08182026_110848.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/938333/000093833326000019/form4-08182026_110848.xml","form_type":"4"}},{"id":684431,"issuer":{"id":3638,"kind":"organization","name":"APPFOLIO INC"},"owners":[{"id":20551,"kind":"person","name":"DUCA MAURICE J","position":1,"cik":"0000938333","reported_name":"DUCA MAURICE J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-08-18T23:06:54.000Z","date":"2026-08-14","kind":"sale","planned":true,"acquired":false,"shares":180,"price":203.04,"value":36547.2,"ownership":{"direct":false,"nature":"By Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Sales made pursuant to a 10b5-1 trading plan previously adopted by the Reporting Person on March 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $202.67 to $203.64, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":14953,"source":{"system":"sec-edgar","filing":"0000938333-26-000019","document":"form4-08182026_110848.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/938333/000093833326000019/form4-08182026_110848.xml","form_type":"4"}},{"id":684430,"issuer":{"id":3638,"kind":"organization","name":"APPFOLIO INC"},"owners":[{"id":20551,"kind":"person","name":"DUCA MAURICE J","position":1,"cik":"0000938333","reported_name":"DUCA MAURICE J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-08-18T23:06:54.000Z","date":"2026-08-14","kind":"sale","planned":true,"acquired":false,"shares":479,"price":201.97,"value":96743.63,"ownership":{"direct":false,"nature":"By Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Sales made pursuant to a 10b5-1 trading plan previously adopted by the Reporting Person on March 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $201.64 to $202.56, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":15133,"source":{"system":"sec-edgar","filing":"0000938333-26-000019","document":"form4-08182026_110848.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/938333/000093833326000019/form4-08182026_110848.xml","form_type":"4"}},{"id":684429,"issuer":{"id":3638,"kind":"organization","name":"APPFOLIO INC"},"owners":[{"id":20551,"kind":"person","name":"DUCA MAURICE J","position":1,"cik":"0000938333","reported_name":"DUCA MAURICE J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-08-18T23:06:54.000Z","date":"2026-08-14","kind":"sale","planned":true,"acquired":false,"shares":409,"price":201.18,"value":82282.62,"ownership":{"direct":false,"nature":"By Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Sales made pursuant to a 10b5-1 trading plan previously adopted by the Reporting Person on March 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $200.63 to $201.60, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":15612,"source":{"system":"sec-edgar","filing":"0000938333-26-000019","document":"form4-08182026_110848.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/938333/000093833326000019/form4-08182026_110848.xml","form_type":"4"}},{"id":684428,"issuer":{"id":3638,"kind":"organization","name":"APPFOLIO INC"},"owners":[{"id":20551,"kind":"person","name":"DUCA MAURICE J","position":1,"cik":"0000938333","reported_name":"DUCA MAURICE J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-08-18T23:06:54.000Z","date":"2026-08-14","kind":"sale","planned":true,"acquired":false,"shares":203,"price":200.29,"value":40658.87,"ownership":{"direct":false,"nature":"By Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Sales made pursuant to a 10b5-1 trading plan previously adopted by the Reporting Person on March 13, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $199.63 to $200.62, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":16021,"source":{"system":"sec-edgar","filing":"0000938333-26-000019","document":"form4-08182026_110848.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/938333/000093833326000019/form4-08182026_110848.xml","form_type":"4"}},{"id":684427,"issuer":{"id":3638,"kind":"organization","name":"APPFOLIO INC"},"owners":[{"id":20551,"kind":"person","name":"DUCA MAURICE J","position":1,"cik":"0000938333","reported_name":"DUCA MAURICE J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-08-18T23:06:54.000Z","date":"2026-08-14","kind":"sale","planned":true,"acquired":false,"shares":33,"price":205,"value":6765.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Sales made pursuant to a 10b5-1 trading plan previously adopted by the Reporting Person on March 13, 2026."}],"balance_after":35162,"source":{"system":"sec-edgar","filing":"0000938333-26-000019","document":"form4-08182026_110848.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/938333/000093833326000019/form4-08182026_110848.xml","form_type":"4"}}],"next_cursor":"2026-08-18T23:06:54.000000Z,684427"}