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award vests in full on June 1, 2024, subject to the reporting person's continued service to the Issuer on each vesting date."}],"balance_after":7124,"derivative":{"exercise_price":2.04,"expiration_date":"2033-04-30","underlying":"Class A Common Stock","underlying_shares":7124},"source":{"system":"sec-edgar","filing":"0001562180-23-003896","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1886424/000156218023003896/primarydocument.xml","form_type":"4"}},{"id":1925410,"issuer":{"id":5074,"kind":"organization","name":"Nextdoor Holdings, Inc.","symbol":"NXDR"},"owners":[{"id":91947,"kind":"person","name":"Andersen Heidi","position":1,"cik":"0001886424","reported_name":"Andersen Heidi","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Head of Revenue"}}],"security":"Stock Options (Right to buy)","published_at":"2023-04-05T16:21:54.000Z","date":"2023-04-03","kind":"grant","planned":false,"acquired":true,"shares":7124,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The award vests in full on May 1, 2024, subject to the reporting person's continued service to the Issuer on each vesting date."}],"balance_after":7124,"derivative":{"exercise_price":2.11,"expiration_date":"2033-04-02","underlying":"Class A Common Stock","underlying_shares":7124},"source":{"system":"sec-edgar","filing":"0001562180-23-003440","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1886424/000156218023003440/primarydocument.xml","form_type":"4"}},{"id":1925409,"issuer":{"id":5074,"kind":"organization","name":"Nextdoor Holdings, 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Stock","underlying_shares":17811},"source":{"system":"sec-edgar","filing":"0001562180-23-003440","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1886424/000156218023003440/primarydocument.xml","form_type":"4"}},{"id":1969491,"issuer":{"id":5074,"kind":"organization","name":"Nextdoor Holdings, Inc.","symbol":"NXDR"},"owners":[{"id":91947,"kind":"person","name":"Andersen Heidi","position":1,"cik":"0001886424","reported_name":"Andersen Heidi","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Head of Revenue"}}],"security":"Stock Options (Right to buy)","published_at":"2023-03-06T19:02:38.000Z","date":"2023-03-02","kind":"grant","acquired":true,"shares":53437,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"The stock option award vests as to 1/3 of the shares on February 1, 2025, 1/3 of the shares on March 1, 2025, and 1/3 of the shares on April 1, 2025, subject to the reporting person's continued service to the Issuer on each vesting date."}],"balance_after":53437,"derivative":{"exercise_price":1.91,"expiration_date":"2033-03-01","underlying":"Class A Common Stock","underlying_shares":53437},"source":{"system":"sec-edgar","filing":"0001562180-23-002514","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1886424/000156218023002514/primarydocument.xml","form_type":"4"}},{"id":1969490,"issuer":{"id":5074,"kind":"organization","name":"Nextdoor Holdings, Inc.","symbol":"NXDR"},"owners":[{"id":91947,"kind":"person","name":"Andersen Heidi","position":1,"cik":"0001886424","reported_name":"Andersen Heidi","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Head of Revenue"}}],"security":"Stock Options (Right to buy)","published_at":"2023-03-06T19:02:38.000Z","date":"2023-03-02","kind":"grant","acquired":true,"shares":21378,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"The stock option award vests as to 1/3 of the shares on February 1, 2024, 1/3 of the shares on March 1, 2024, and 1/3 of the shares on April 1, 2024, subject to the reporting person's continued service to the Issuer on each vesting date."}],"balance_after":21378,"derivative":{"exercise_price":1.91,"expiration_date":"2033-03-01","underlying":"Class A Common Stock","underlying_shares":21378},"source":{"system":"sec-edgar","filing":"0001562180-23-002514","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1886424/000156218023002514/primarydocument.xml","form_type":"4"}},{"id":1969489,"issuer":{"id":5074,"kind":"organization","name":"Nextdoor Holdings, Inc.","symbol":"NXDR"},"owners":[{"id":91947,"kind":"person","name":"Andersen Heidi","position":1,"cik":"0001886424","reported_name":"Andersen Heidi","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Head of Revenue"}}],"security":"Restricted Stock Units (RSU)","published_at":"2023-03-06T19:02:38.000Z","date":"2023-03-02","kind":"grant","acquired":true,"shares":123967,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of the Issuer's Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The RSU award vests in four equal quarterly installments on each of:  (i) April 15, 2025; (ii) July 15, 2025; (iii) October 15, 2025; and (iv) January 15, 2026, subject to the reporting person's continued service to the Issuer on each vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":123967,"derivative":{"underlying":"Class A Common Stock","underlying_shares":123967},"source":{"system":"sec-edgar","filing":"0001562180-23-002514","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1886424/000156218023002514/primarydocument.xml","form_type":"4"}},{"id":1969488,"issuer":{"id":5074,"kind":"organization","name":"Nextdoor Holdings, Inc.","symbol":"NXDR"},"owners":[{"id":91947,"kind":"person","name":"Andersen Heidi","position":1,"cik":"0001886424","reported_name":"Andersen Heidi","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Head of Revenue"}}],"security":"Restricted Stock Units (RSU)","published_at":"2023-03-06T19:02:38.000Z","date":"2023-03-02","kind":"grant","acquired":true,"shares":49587,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of the Issuer's Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The RSU award vests in four equal quarterly installments on each of:  (i) April 15, 2024; (ii) July 15, 2024; (iii) October 15, 2024; and (iv) January 15, 2025, subject to the reporting person's continued service to the Issuer on each vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."}],"balance_after":49587,"derivative":{"underlying":"Class A Common Stock","underlying_shares":49587},"source":{"system":"sec-edgar","filing":"0001562180-23-002514","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1886424/000156218023002514/primarydocument.xml","form_type":"4"}},{"id":2315680,"issuer":{"id":5074,"kind":"organization","name":"Nextdoor Holdings, Inc.","symbol":"NXDR"},"owners":[{"id":91947,"kind":"person","name":"Andersen Heidi","position":1,"cik":"0001886424","reported_name":"Andersen Heidi","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Head of Revenue"}}],"security":"Stock Option (Right to Buy)","published_at":"2022-03-29T17:10:42.000Z","date":"2022-03-25","kind":"grant","acquired":true,"shares":100000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The award vests monthly on the 31st in ratable increments of 1/36, with the first vesting event occurring on January 31, 2022, subject to the reporting person's continued service to the Issuer on each vesting date."}],"balance_after":100000,"derivative":{"exercise_price":6.06,"expiration_date":"2032-03-24","underlying":"Class A Common Stock","underlying_shares":100000},"source":{"system":"sec-edgar","filing":"0001562180-22-002977","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1886424/000156218022002977/primarydocument.xml","form_type":"4"}},{"id":2315679,"issuer":{"id":5074,"kind":"organization","name":"Nextdoor Holdings, Inc.","symbol":"NXDR"},"owners":[{"id":91947,"kind":"person","name":"Andersen Heidi","position":1,"cik":"0001886424","reported_name":"Andersen Heidi","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Head of Revenue"}}],"security":"Stock Option (Right to Buy)","published_at":"2022-03-29T17:10:42.000Z","date":"2022-03-25","kind":"grant","acquired":true,"shares":153989,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The award vests monthly on the 31st in ratable increments of 1/4 with the first vesting event occurring on August 13, 2024, subject to the reporting person's continued service to the Issuer on each vesting date."}],"balance_after":153989,"derivative":{"exercise_price":6.06,"expiration_date":"2032-03-24","underlying":"Class A Common Stock","underlying_shares":153989},"source":{"system":"sec-edgar","filing":"0001562180-22-002977","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1886424/000156218022002977/primarydocument.xml","form_type":"4"}},{"id":2440318,"issuer":{"id":5074,"kind":"organization","name":"Nextdoor Holdings, Inc.","symbol":"NXDR"},"owners":[{"id":91947,"kind":"person","name":"Andersen Heidi","position":1,"cik":"0001886424","reported_name":"Andersen Heidi","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Head of Revenue"}}],"security":"Stock Option (Right to Buy)","published_at":"2022-01-07T16:40:02.000Z","date":"2021-11-05","kind":"grant","acquired":true,"shares":1478306,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents stock options received pursuant to a business combination (the \"Business Combination\") which was effectuated in accordance with the terms of an Agreement and Plan of Merger dated as of July 6, 2021, entered into by and among: (i) Khosla Ventures Acquisition Co. II (the \"Issuer\"), a Delaware corporation; (ii) Lorelei Merger Sub Inc., a Delaware corporation and a wholly-owned subsidiary of the Issuer; and (iii) Nextdoor, Inc. (\"Original Nextdoor\"), a Delaware corporation. As a result of the Business Combination, Original Nextdoor became a wholly-owned subsidiary of the Issuer and the Issuer was renamed \"Nextdoor Holdings, Inc.\" Upon completion of the Business Combination, the reporting person's stock options previously awarded by Original Nextdoor for shares of its common stock were exchanged for substitute option awards, of an equivalent economic value, which vest and become exercisable for shares of the Issuer's Class B Common Stock."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents stock options received pursuant to a business combination (the \"Business Combination\") which was effectuated in accordance with the terms of an Agreement and Plan of Merger dated as of July 6, 2021, entered into by and among: (i) Khosla Ventures Acquisition Co. II (the \"Issuer\"), a Delaware corporation; (ii) Lorelei Merger Sub Inc., a Delaware corporation and a wholly-owned subsidiary of the Issuer; and (iii) Nextdoor, Inc. (\"Original Nextdoor\"), a Delaware corporation. As a result of the Business Combination, Original Nextdoor became a wholly-owned subsidiary of the Issuer and the Issuer was renamed \"Nextdoor Holdings, Inc.\" Upon completion of the Business Combination, the reporting person's stock options previously awarded by Original Nextdoor for shares of its common stock were exchanged for substitute option awards, of an equivalent economic value, which vest and become exercisable for shares of the Issuer's Class B Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"461,972 of the options vest on the transaction date. The remainder will vest as to 1/48 of the total award monthly on the 13th, subject to the reporting person's continued service to the Issuer on each vesting date."}],"balance_after":1478306,"derivative":{"exercise_price":2.37,"expiration_date":"2030-07-29","underlying":"Class B Common Stock","underlying_shares":1478306},"source":{"system":"sec-edgar","filing":"0001209191-22-002422","document":"doc4a.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1886424/000120919122002422/doc4a.xml","form_type":"4/A","original_submission_date":"2021-11-09"}},{"id":2519966,"issuer":{"id":5074,"kind":"organization","name":"Nextdoor Holdings, Inc.","symbol":"NXDR"},"owners":[{"id":91947,"kind":"person","name":"Andersen Heidi","position":1,"cik":"0001886424","reported_name":"Andersen Heidi","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Head of Revenue"}}],"security":"Stock Option (Right to Buy)","published_at":"2021-11-09T20:26:13.000Z","date":"2021-11-05","kind":"grant","acquired":true,"shares":1478306,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares of Class B Common Stock of the Company received pursuant to a business combination (the \"Business Combination\") which was effectuated in accordance with the terms of an Agreement and Plan of Merger dated as of July 6, 2021, entered into by and among:  (i) Khosla Ventures Acquisition Co. II (the \"Issuer\"), a Delaware corporation; (ii) Lorelei Merger Sub Inc., a Delaware corporation and a wholly-owned subsidiary of the Issuer; and (iii) Nextdoor, Inc. (\"Original Nextdoor\"), a Delaware corporation.  As a result of the Business Combination, Original Nextdoor became a wholly owned subsidiary of the Issuer and the Issuer was renamed \"Nextdoor Holdings, Inc.\"  Upon completion of the Business Combination, the reporting person's shares of the stock of Original Nextdoor were exchanged for shares of Class B Common Stock of the Issuer based on an exchange ratio of approximately 3.1057 to 1."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents shares of Class B Common Stock of the Company received pursuant to a business combination (the \"Business Combination\") which was effectuated in accordance with the terms of an Agreement and Plan of Merger dated as of July 6, 2021, entered into by and among:  (i) Khosla Ventures Acquisition Co. II (the \"Issuer\"), a Delaware corporation; (ii) Lorelei Merger Sub Inc., a Delaware corporation and a wholly-owned subsidiary of the Issuer; and (iii) Nextdoor, Inc. (\"Original Nextdoor\"), a Delaware corporation.  As a result of the Business Combination, Original Nextdoor became a wholly owned subsidiary of the Issuer and the Issuer was renamed \"Nextdoor Holdings, Inc.\"  Upon completion of the Business Combination, the reporting person's shares of the stock of Original Nextdoor were exchanged for shares of Class B Common Stock of the Issuer based on an exchange ratio of approximately 3.1057 to 1."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"461,970 of the total shares underlying the option vest on the grant date.  The remainder will vest in equal installments on the thirteenth (13th) of each month thereafter through July 13, 2024, subject to the reporting person's continued service to the Issuer on each vesting date."}],"balance_after":1478306,"derivative":{"exercise_price":2.37,"expiration_date":"2030-07-29","underlying":"Class B Common Stock","underlying_shares":1478306},"source":{"system":"sec-edgar","filing":"0001209191-21-063767","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1886424/000120919121063767/doc4.xml","form_type":"4"}}]}