Zai Lab Ltd 4

Insider Richard Gaynor bought 1,736 American Depositary Shares of Zai Lab Ltd at about $19.05 per ADS, bringing his direct holdings to 80,737 ADSs.

On July 1, 2026, reporting person Richard Gaynor acquired 1,736 American Depositary Shares of Zai Lab Ltd at a price of approximately $19.05 per ADS in an open-market purchase reported under transaction code “P.” The transaction, executed pursuant to a pre-established Rule 10b5-1 trading plan adopted on December 16, 2025, increased his direct holdings to 80,737 ADSs. Each ADS represents ten ordinary shares, so the reported acquisition modestly increased his economic exposure to the issuer. Based on the disclosed transaction price, the purchase was valued at roughly $33,070 and implies a post-transaction ADS holding value of about $1.54 million, assuming the transaction price approximates the prevailing market price.

Filing Facts

CIK

1704292

Ticker

ZLAB

Form

4

Source Type

sec

Accession

0000905148-26-003169

Alert Tier

6