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Upon request by the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":53257,"source":{"system":"sec-edgar","filing":"0001209191-21-053198","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1666134/000120919121053198/doc4.xml","form_type":"4"}},{"id":2592314,"issuer":{"id":4556,"kind":"organization","name":"BLACKLINE, INC.","symbol":"BL"},"owners":[{"id":79391,"kind":"person","name":"Woodhams Mark","position":1,"cik":"0001838158","reported_name":"Woodhams Mark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Common Stock","published_at":"2021-08-24T21:48:51.000Z","date":"2021-08-23","kind":"sale","acquired":false,"shares":5966,"price":107.6743,"value":642384.8738,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sale transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 21, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The sale price represents the weighted-average price of shares sold ranging from $107.33 to $108.27 per share.  Upon request by the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":64554,"source":{"system":"sec-edgar","filing":"0001209191-21-053198","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1666134/000120919121053198/doc4.xml","form_type":"4"}},{"id":2592313,"issuer":{"id":4556,"kind":"organization","name":"BLACKLINE, INC.","symbol":"BL"},"owners":[{"id":79391,"kind":"person","name":"Woodhams Mark","position":1,"cik":"0001838158","reported_name":"Woodhams Mark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Common Stock","published_at":"2021-08-24T21:48:51.000Z","date":"2021-08-23","kind":"sale","acquired":false,"shares":5272,"price":106.9308,"value":563739.1776,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sale transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 21, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted-average price of shares sold ranging from $106.29 to $107.24 per share.  Upon request by the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":70520,"source":{"system":"sec-edgar","filing":"0001209191-21-053198","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1666134/000120919121053198/doc4.xml","form_type":"4"}},{"id":2592312,"issuer":{"id":4556,"kind":"organization","name":"BLACKLINE, INC.","symbol":"BL"},"owners":[{"id":79391,"kind":"person","name":"Woodhams Mark","position":1,"cik":"0001838158","reported_name":"Woodhams Mark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Common Stock","published_at":"2021-08-24T21:48:51.000Z","date":"2021-08-23","kind":"sale","acquired":false,"shares":798,"price":105.8055,"value":84432.789,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sale transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 21, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted-average price of shares sold ranging from $105.28 to $106.27 per share.  Upon request by the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":75792,"source":{"system":"sec-edgar","filing":"0001209191-21-053198","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1666134/000120919121053198/doc4.xml","form_type":"4"}},{"id":2592311,"issuer":{"id":4556,"kind":"organization","name":"BLACKLINE, INC.","symbol":"BL"},"owners":[{"id":79391,"kind":"person","name":"Woodhams Mark","position":1,"cik":"0001838158","reported_name":"Woodhams Mark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Common Stock","published_at":"2021-08-24T21:48:51.000Z","date":"2021-08-23","kind":"exercise","acquired":true,"shares":23333,"price":49.04,"value":1144250.32,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sale transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 21, 2021."}],"balance_after":76590,"source":{"system":"sec-edgar","filing":"0001209191-21-053198","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1666134/000120919121053198/doc4.xml","form_type":"4"}},{"id":2592310,"issuer":{"id":4556,"kind":"organization","name":"BLACKLINE, INC.","symbol":"BL"},"owners":[{"id":79391,"kind":"person","name":"Woodhams Mark","position":1,"cik":"0001838158","reported_name":"Woodhams Mark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Common Stock","published_at":"2021-08-24T21:48:51.000Z","date":"2021-08-20","kind":"tax_withholding","acquired":false,"shares":3260,"price":106.41,"value":346896.6,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted stock units."}],"balance_after":53257,"source":{"system":"sec-edgar","filing":"0001209191-21-053198","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1666134/000120919121053198/doc4.xml","form_type":"4"}},{"id":2700907,"issuer":{"id":4556,"kind":"organization","name":"BLACKLINE, INC.","symbol":"BL"},"owners":[{"id":79391,"kind":"person","name":"Woodhams Mark","position":1,"cik":"0001838158","reported_name":"Woodhams Mark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Common Stock","published_at":"2021-05-22T00:07:52.000Z","date":"2021-05-20","kind":"tax_withholding","acquired":false,"shares":4989,"price":104.54,"value":521550.06,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted stock units."}],"balance_after":56517,"source":{"system":"sec-edgar","filing":"0001209191-21-035131","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1666134/000120919121035131/doc4.xml","form_type":"4"}},{"id":2708149,"issuer":{"id":4556,"kind":"organization","name":"BLACKLINE, INC.","symbol":"BL"},"owners":[{"id":79391,"kind":"person","name":"Woodhams Mark","position":1,"cik":"0001838158","reported_name":"Woodhams Mark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Common Stock","published_at":"2021-05-19T00:04:52.000Z","date":"2021-05-17","kind":"sale","acquired":false,"shares":6000,"price":101.7714,"value":610628.4,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The sale price represents the weighted-average price of shares sold ranging from $101.62 to $102.02 per share.  Upon request by the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":61506,"source":{"system":"sec-edgar","filing":"0001209191-21-033800","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1666134/000120919121033800/doc4.xml","form_type":"4"}},{"id":2803223,"issuer":{"id":4556,"kind":"organization","name":"BLACKLINE, INC.","symbol":"BL"},"owners":[{"id":79391,"kind":"person","name":"Woodhams Mark","position":1,"cik":"0001838158","reported_name":"Woodhams Mark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2021-03-08T21:55:22.000Z","date":"2021-03-06","kind":"grant","acquired":true,"shares":16320,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"25% of the shares subject to the option will vest on the one (1) year anniversary of February 20, 2021 (the \"Annual Option Vesting Commencement Date\"), and 1/16th of the remaining shares subject to the option will vest every three months thereafter on the same day of the month as the Annual Option Vesting Commencement Date, subject to the Reporting Person's continued service through each applicable vesting date."}],"balance_after":16320,"derivative":{"exercise_price":111.53,"expiration_date":"2031-03-06","underlying":"Common Stock","underlying_shares":16320},"source":{"system":"sec-edgar","filing":"0001209191-21-018588","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1666134/000120919121018588/doc4.xml","form_type":"4"}},{"id":2803222,"issuer":{"id":4556,"kind":"organization","name":"BLACKLINE, INC.","symbol":"BL"},"owners":[{"id":79391,"kind":"person","name":"Woodhams Mark","position":1,"cik":"0001838158","reported_name":"Woodhams Mark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Common Stock","published_at":"2021-03-08T21:55:22.000Z","date":"2021-03-06","kind":"grant","acquired":true,"shares":7490,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Each share is represented by a Restricted Stock Unit (\"RSU\").  25% of the RSUs will vest on the one (1) year anniversary of February 20, 2021 (the \"Annual RSU Vesting Commencement Date\"), and 1/16th of the RSUs will vest every three months thereafter on the same day of the month as the Annual RSU Vesting Commencement Date, subject to the Reporting Person's continued service through each applicable vesting date."}],"balance_after":67506,"source":{"system":"sec-edgar","filing":"0001209191-21-018588","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1666134/000120919121018588/doc4.xml","form_type":"4"}},{"id":2839404,"issuer":{"id":4556,"kind":"organization","name":"BLACKLINE, INC.","symbol":"BL"},"owners":[{"id":79391,"kind":"person","name":"Woodhams Mark","position":1,"cik":"0001838158","reported_name":"Woodhams Mark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Common Stock","published_at":"2021-02-23T23:24:25.000Z","date":"2021-02-19","kind":"tax_withholding","acquired":false,"shares":2690,"price":132.06,"value":355241.4,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted stock units."}],"balance_after":60016,"source":{"system":"sec-edgar","filing":"0001209191-21-013387","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1666134/000120919121013387/doc4.xml","form_type":"4"}}]}