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The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."},{"field":"kind","element":"transactionCoding","label":"F2","text":"Transaction being reported herein pursuant to Rule 16a-2(a)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."}],"balance_after":278251,"derivative":{"underlying":"Class A Common Stock","underlying_shares":7375},"source":{"system":"sec-edgar","filing":"0000899243-21-037514","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/1883031/000089924321037514/doc4.xml","form_type":"4"}},{"id":2561153,"issuer":{"id":4566,"kind":"organization","name":"Amplitude, Inc.","symbol":"AMPL"},"owners":[{"id":121147,"kind":"person","name":"Vuong Hoang","position":1,"cik":"0001883031","reported_name":"Vuong Hoang","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2021-09-23T21:30:22.000Z","date":"2021-08-29","kind":"exercise","acquired":false,"shares":7375,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Transaction being reported herein pursuant to Rule 16a-2(a)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"1/48th of the shares subject to the option vest on each monthly anniversary measured from June 4, 2019 (the \"Vesting Commencement Date\"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F5","text":"In connection with the reclassification of the Issuer's Common Stock on August 30, 2021, each share of Common Stock held by the Reporting Person was automatically reclassified as Class B Common Stock."}],"balance_after":73740,"derivative":{"exercise_price":2.26,"expiration_date":"2029-06-04","underlying":"Common Stock","underlying_shares":7375},"source":{"system":"sec-edgar","filing":"0000899243-21-037514","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1883031/000089924321037514/doc4.xml","form_type":"4"}},{"id":2561152,"issuer":{"id":4566,"kind":"organization","name":"Amplitude, Inc.","symbol":"AMPL"},"owners":[{"id":121147,"kind":"person","name":"Vuong Hoang","position":1,"cik":"0001883031","reported_name":"Vuong Hoang","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2021-09-23T21:30:22.000Z","date":"2021-08-25","kind":"sale","acquired":false,"shares":25000,"price":43.57,"value":1089250.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F5","text":"In connection with the reclassification of the Issuer's Common Stock on August 30, 2021, each share of Common Stock held by the Reporting Person was automatically reclassified as Class B Common Stock."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."},{"field":"kind","element":"transactionCoding","label":"F2","text":"Transaction being reported herein pursuant to Rule 16a-2(a)."},{"field":"kind","element":"transactionCoding","label":"F6","text":"The securities were sold in a private secondary sale transaction."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."}],"balance_after":270876,"derivative":{"underlying":"Class A Common Stock","underlying_shares":25000},"source":{"system":"sec-edgar","filing":"0000899243-21-037514","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1883031/000089924321037514/doc4.xml","form_type":"4"}},{"id":2561151,"issuer":{"id":4566,"kind":"organization","name":"Amplitude, Inc.","symbol":"AMPL"},"owners":[{"id":121147,"kind":"person","name":"Vuong Hoang","position":1,"cik":"0001883031","reported_name":"Vuong Hoang","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2021-09-23T21:30:22.000Z","date":"2021-08-24","kind":"exercise","acquired":true,"shares":100000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F5","text":"In connection with the reclassification of the Issuer's Common Stock on August 30, 2021, each share of Common Stock held by the Reporting Person was automatically reclassified as Class B Common Stock."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."},{"field":"kind","element":"transactionCoding","label":"F2","text":"Transaction being reported herein pursuant to Rule 16a-2(a)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."}],"balance_after":295876,"derivative":{"underlying":"Class A Common Stock","underlying_shares":100000},"source":{"system":"sec-edgar","filing":"0000899243-21-037514","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1883031/000089924321037514/doc4.xml","form_type":"4"}},{"id":2561150,"issuer":{"id":4566,"kind":"organization","name":"Amplitude, Inc.","symbol":"AMPL"},"owners":[{"id":121147,"kind":"person","name":"Vuong Hoang","position":1,"cik":"0001883031","reported_name":"Vuong Hoang","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2021-09-23T21:30:22.000Z","date":"2021-08-24","kind":"exercise","acquired":false,"shares":100000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Transaction being reported herein pursuant to Rule 16a-2(a)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The option is early exercisable.  1/48th of the shares subject to the option vest on each monthly anniversary measured from April 29, 2019 (the \"Vesting Commencement Date\"), such that 100% of the shares subject to the option will be fully vested on the fourth anniversary of the Vesting Commencement Date."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F5","text":"In connection with the reclassification of the Issuer's Common Stock on August 30, 2021, each share of Common Stock held by the Reporting Person was automatically reclassified as Class B Common Stock."}],"balance_after":1363009,"derivative":{"exercise_price":2.26,"expiration_date":"2029-06-04","underlying":"Common Stock","underlying_shares":100000},"source":{"system":"sec-edgar","filing":"0000899243-21-037514","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1883031/000089924321037514/doc4.xml","form_type":"4"}},{"id":2561149,"issuer":{"id":4566,"kind":"organization","name":"Amplitude, Inc.","symbol":"AMPL"},"owners":[{"id":121147,"kind":"person","name":"Vuong Hoang","position":1,"cik":"0001883031","reported_name":"Vuong Hoang","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2021-09-23T21:30:22.000Z","date":"2021-06-29","kind":"exercise","acquired":true,"shares":61061,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F5","text":"In connection with the reclassification of the Issuer's Common Stock on August 30, 2021, each share of Common Stock held by the Reporting Person was automatically reclassified as Class B Common Stock."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."},{"field":"kind","element":"transactionCoding","label":"F2","text":"Transaction being reported herein pursuant to Rule 16a-2(a)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."}],"balance_after":195876,"derivative":{"underlying":"Class A Common Stock","underlying_shares":61061},"source":{"system":"sec-edgar","filing":"0000899243-21-037514","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1883031/000089924321037514/doc4.xml","form_type":"4"}},{"id":2561148,"issuer":{"id":4566,"kind":"organization","name":"Amplitude, Inc.","symbol":"AMPL"},"owners":[{"id":121147,"kind":"person","name":"Vuong 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Date."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F5","text":"In connection with the reclassification of the Issuer's Common Stock on August 30, 2021, each share of Common Stock held by the Reporting Person was automatically reclassified as Class B Common Stock."}],"balance_after":1463009,"derivative":{"exercise_price":2.26,"expiration_date":"2029-06-04","underlying":"Common Stock","underlying_shares":50000},"source":{"system":"sec-edgar","filing":"0000899243-21-037514","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1883031/000089924321037514/doc4.xml","form_type":"4"}},{"id":2561147,"issuer":{"id":4566,"kind":"organization","name":"Amplitude, Inc.","symbol":"AMPL"},"owners":[{"id":121147,"kind":"person","name":"Vuong Hoang","position":1,"cik":"0001883031","reported_name":"Vuong 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Issuer's Common Stock on August 30, 2021, each share of Common Stock held by the Reporting Person was automatically reclassified as Class B Common Stock."}],"balance_after":81115,"derivative":{"exercise_price":2.26,"expiration_date":"2029-06-04","underlying":"Common Stock","underlying_shares":11061},"source":{"system":"sec-edgar","filing":"0000899243-21-037514","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1883031/000089924321037514/doc4.xml","form_type":"4"}},{"id":2561146,"issuer":{"id":4566,"kind":"organization","name":"Amplitude, Inc.","symbol":"AMPL"},"owners":[{"id":121147,"kind":"person","name":"Vuong Hoang","position":1,"cik":"0001883031","reported_name":"Vuong Hoang","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common 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The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."},{"field":"kind","element":"transactionCoding","label":"F2","text":"Transaction being reported herein pursuant to Rule 16a-2(a)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."}],"balance_after":134815,"derivative":{"underlying":"Class A Common Stock","underlying_shares":61064},"source":{"system":"sec-edgar","filing":"0000899243-21-037514","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1883031/000089924321037514/doc4.xml","form_type":"4"}},{"id":2561145,"issuer":{"id":4566,"kind":"organization","name":"Amplitude, Inc.","symbol":"AMPL"},"owners":[{"id":121147,"kind":"person","name":"Vuong 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Date."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F5","text":"In connection with the reclassification of the Issuer's Common Stock on August 30, 2021, each share of Common Stock held by the Reporting Person was automatically reclassified as Class B Common Stock."}],"balance_after":1513009,"derivative":{"exercise_price":2.26,"expiration_date":"2029-06-04","underlying":"Common Stock","underlying_shares":50000},"source":{"system":"sec-edgar","filing":"0000899243-21-037514","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1883031/000089924321037514/doc4.xml","form_type":"4"}},{"id":2561144,"issuer":{"id":4566,"kind":"organization","name":"Amplitude, Inc.","symbol":"AMPL"},"owners":[{"id":121147,"kind":"person","name":"Vuong Hoang","position":1,"cik":"0001883031","reported_name":"Vuong Hoang","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2021-09-23T21:30:22.000Z","date":"2021-03-30","kind":"exercise","acquired":false,"shares":11064,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Transaction being reported herein pursuant to Rule 16a-2(a)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"1/48th of the shares subject to the option vest on each monthly anniversary measured from June 4, 2019 (the \"Vesting Commencement Date\"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F5","text":"In connection with the reclassification of the Issuer's Common Stock on August 30, 2021, each share of Common Stock held by the Reporting Person was automatically reclassified as Class B Common Stock."}],"balance_after":92176,"derivative":{"exercise_price":2.26,"expiration_date":"2029-06-04","underlying":"Common Stock","underlying_shares":11064},"source":{"system":"sec-edgar","filing":"0000899243-21-037514","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1883031/000089924321037514/doc4.xml","form_type":"4"}},{"id":2561143,"issuer":{"id":4566,"kind":"organization","name":"Amplitude, Inc.","symbol":"AMPL"},"owners":[{"id":121147,"kind":"person","name":"Vuong Hoang","position":1,"cik":"0001883031","reported_name":"Vuong Hoang","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class B Common Stock","published_at":"2021-09-23T21:30:22.000Z","date":"2021-09-21","kind":"exercise","acquired":false,"shares":48751,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."}],"balance_after":229500,"derivative":{"underlying":"Class A Common Stock","underlying_shares":48751},"source":{"system":"sec-edgar","filing":"0000899243-21-037514","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1883031/000089924321037514/doc4.xml","form_type":"4"}},{"id":2561142,"issuer":{"id":4566,"kind":"organization","name":"Amplitude, Inc.","symbol":"AMPL"},"owners":[{"id":121147,"kind":"person","name":"Vuong Hoang","position":1,"cik":"0001883031","reported_name":"Vuong Hoang","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2021-09-23T21:30:22.000Z","date":"2021-09-21","kind":"exercise","acquired":true,"shares":48751,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period)."}],"balance_after":48751,"source":{"system":"sec-edgar","filing":"0000899243-21-037514","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1883031/000089924321037514/doc4.xml","form_type":"4"}}]}