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The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares held by Reporting Person's spouse."}],"balance_after":77500,"source":{"system":"sec-edgar","filing":"0001567619-21-019018","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1644888/000156761921019018/doc1.xml","form_type":"4"}},{"id":2531567,"issuer":{"id":4271,"kind":"organization","name":"Zai Lab Ltd","symbol":"ZLAB"},"owners":[{"id":134093,"kind":"person","name":"Fu Tao","position":1,"cik":"0001644888","reported_name":"Fu Tao","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President & COO"}}],"security":"Ordinary Shares","published_at":"2021-10-29T17:15:13.000Z","date":"2021-10-28","kind":"sale","acquired":false,"shares":2065,"price":104.49,"value":215771.85,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reported transaction was effected pursuant to a sales plan adopted by the Reporting Person's spouse, dated June 17, 2021, expires February 28, 2022 and is intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Reflects a weighted average sale price of $104.49 per share, at prices ranging from $103.77 to $104.76 per share. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares held by Reporting Person's spouse."}],"balance_after":85435,"source":{"system":"sec-edgar","filing":"0001567619-21-019018","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644888/000156761921019018/doc1.xml","form_type":"4"}},{"id":2542159,"issuer":{"id":4271,"kind":"organization","name":"Zai Lab Ltd","symbol":"ZLAB"},"owners":[{"id":134093,"kind":"person","name":"Fu Tao","position":1,"cik":"0001644888","reported_name":"Fu Tao","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President & COO"}}],"security":"Ordinary Shares","published_at":"2021-10-14T20:40:19.000Z","date":"2021-10-14","kind":"sale","acquired":false,"shares":1400,"price":103.44,"value":144816.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reported transaction was effected pursuant to a sales plan adopted by the Reporting Person's spouse, dated June 17, 2021, expires February 28, 2022 and is intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Reflects a weighted average sale price of $103.44 per share, at prices ranging from $103.43 to $103.50 per share. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Shares held by Reporting Person's spouse."}],"balance_after":87500,"source":{"system":"sec-edgar","filing":"0001567619-21-018320","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1644888/000156761921018320/doc1.xml","form_type":"4"}},{"id":2542158,"issuer":{"id":4271,"kind":"organization","name":"Zai Lab Ltd","symbol":"ZLAB"},"owners":[{"id":134093,"kind":"person","name":"Fu Tao","position":1,"cik":"0001644888","reported_name":"Fu Tao","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President & COO"}}],"security":"Ordinary Shares","published_at":"2021-10-14T20:40:19.000Z","date":"2021-10-14","kind":"sale","acquired":false,"shares":5240,"price":102.9,"value":539196.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reported transaction was effected pursuant to a sales plan adopted by the Reporting Person's spouse, dated June 17, 2021, expires February 28, 2022 and is intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Reflects a weighted average sale price of $102.90 per share, at prices ranging from $102.42 to $103.38 per share. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Shares held by Reporting Person's spouse."}],"balance_after":88900,"source":{"system":"sec-edgar","filing":"0001567619-21-018320","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1644888/000156761921018320/doc1.xml","form_type":"4"}},{"id":2542157,"issuer":{"id":4271,"kind":"organization","name":"Zai Lab Ltd","symbol":"ZLAB"},"owners":[{"id":134093,"kind":"person","name":"Fu Tao","position":1,"cik":"0001644888","reported_name":"Fu Tao","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President & COO"}}],"security":"Ordinary Shares","published_at":"2021-10-14T20:40:19.000Z","date":"2021-10-14","kind":"sale","acquired":false,"shares":3360,"price":102.02,"value":342787.2,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reported transaction was effected pursuant to a sales plan adopted by the Reporting Person's spouse, dated June 17, 2021, expires February 28, 2022 and is intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Reflects a weighted average sale price of $102.02 per share, at prices ranging from $101.40 to $102.27 per share. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Shares held by Reporting Person's spouse."}],"balance_after":94140,"source":{"system":"sec-edgar","filing":"0001567619-21-018320","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644888/000156761921018320/doc1.xml","form_type":"4"}},{"id":2553852,"issuer":{"id":4271,"kind":"organization","name":"Zai Lab Ltd","symbol":"ZLAB"},"owners":[{"id":134093,"kind":"person","name":"Fu Tao","position":1,"cik":"0001644888","reported_name":"Fu Tao","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President & COO"}}],"security":"Ordinary Shares","published_at":"2021-10-01T17:37:17.000Z","date":"2021-09-30","kind":"sale","acquired":false,"shares":250,"price":108.85,"value":27212.5,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reported transaction was effected pursuant to a sales plan adopted by the Reporting Person's spouse, dated June 17, 2021, expires February 28, 2022 and is intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Reflects a weighted average sale price of $108.85 per share, at prices ranging from $108.55 to $108.93 per share. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"Shares held by Reporting Person's spouse."}],"balance_after":97500,"source":{"system":"sec-edgar","filing":"0001567619-21-017761","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1644888/000156761921017761/doc1.xml","form_type":"4"}},{"id":2553851,"issuer":{"id":4271,"kind":"organization","name":"Zai Lab Ltd","symbol":"ZLAB"},"owners":[{"id":134093,"kind":"person","name":"Fu Tao","position":1,"cik":"0001644888","reported_name":"Fu Tao","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President & COO"}}],"security":"Ordinary Shares","published_at":"2021-10-01T17:37:17.000Z","date":"2021-09-30","kind":"sale","acquired":false,"shares":2417,"price":107.85,"value":260673.45,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reported transaction was effected pursuant to a sales plan adopted by the Reporting Person's spouse, dated June 17, 2021, expires February 28, 2022 and is intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Reflects a weighted average sale price of $107.85 per share, at prices ranging from $107.45 to $108.30 per share. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"Shares held by Reporting Person's spouse."}],"balance_after":97750,"source":{"system":"sec-edgar","filing":"0001567619-21-017761","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1644888/000156761921017761/doc1.xml","form_type":"4"}},{"id":2553850,"issuer":{"id":4271,"kind":"organization","name":"Zai Lab Ltd","symbol":"ZLAB"},"owners":[{"id":134093,"kind":"person","name":"Fu Tao","position":1,"cik":"0001644888","reported_name":"Fu Tao","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President & COO"}}],"security":"Ordinary Shares","published_at":"2021-10-01T17:37:17.000Z","date":"2021-09-30","kind":"sale","acquired":false,"shares":4619,"price":106.73,"value":492985.87,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reported transaction was effected pursuant to a sales plan adopted by the Reporting Person's spouse, dated June 17, 2021, expires February 28, 2022 and is intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Reflects a weighted average sale price of $106.73 per share, at prices ranging from $106.30 to $107.21 per share. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"Shares held by Reporting Person's spouse."}],"balance_after":100167,"source":{"system":"sec-edgar","filing":"0001567619-21-017761","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1644888/000156761921017761/doc1.xml","form_type":"4"}},{"id":2553849,"issuer":{"id":4271,"kind":"organization","name":"Zai Lab Ltd","symbol":"ZLAB"},"owners":[{"id":134093,"kind":"person","name":"Fu Tao","position":1,"cik":"0001644888","reported_name":"Fu Tao","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President & COO"}}],"security":"Ordinary Shares","published_at":"2021-10-01T17:37:17.000Z","date":"2021-09-30","kind":"sale","acquired":false,"shares":2714,"price":105.55,"value":286462.7,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reported transaction was effected pursuant to a sales plan adopted by the Reporting Person's spouse, dated June 17, 2021, expires February 28, 2022 and is intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Reflects a weighted average sale price of $105.55 per share, at prices ranging from $105.20 to $106.20 per share. 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The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":208000,"source":{"system":"sec-edgar","filing":"0001567619-21-017211","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1644888/000156761921017211/doc1.xml","form_type":"4"}},{"id":2567279,"issuer":{"id":4271,"kind":"organization","name":"Zai Lab Ltd","symbol":"ZLAB"},"owners":[{"id":134093,"kind":"person","name":"Fu Tao","position":1,"cik":"0001644888","reported_name":"Fu Tao","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President & COO"}}],"security":"Ordinary Shares","published_at":"2021-09-16T21:59:04.000Z","date":"2021-09-15","kind":"sale","acquired":false,"shares":574,"price":130.64,"value":74987.36,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reported transaction was effected pursuant to a sales plan adopted by the Reporting Person, dated March 17, 2021, expires September 15, 2021 and is intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"Reflects a weighted average sale price of $130.64 per share, at prices ranging from $130.33 to $131.25 per share. 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