Every Form 4 that Zai Lab Limited (ZLAB) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow ZLAB and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full ZLAB filings page.
Zai Lab (ZLAB) disclosed insider activity by its Chief Financial Officer. On 10/31/2025, 500 American Depositary Shares (ADS) were acquired upon the vesting of restricted share units (RSUs). On 11/03/2025, 240 ADS were sold at $26.831 per ADS to cover taxes associated with the vesting. Following these transactions, the officer directly owned 17,444 ADS.
Each ADS represents ten Ordinary Shares. Each RSU represents a contingent right to receive one ADS, with the grant vesting in equal annual installments over four years beginning on 11/01/2022.