Leung Nisa 4
4 · Zai Lab Ltd · Filed Jun 22, 2026
Research Summary
AI-generated summary of this filing
Zai Lab (ZLAB) Director Nisa Leung Receives Restricted Award
What Happened Nisa Leung, a director of Zai Lab Ltd (ZLAB), was granted 22,371 American Depositary Shares (ADSs) on 2026-06-17 as an award (transaction code A). The filing reports an acquisition price of $0 (total reported value $0). Per the filing, each ADS represents 10 ordinary shares, so the award equals 223,710 ordinary shares. The shares are restricted and vest in full on June 17, 2027, subject to Leung’s continued board service.
Key Details
- Transaction date: 2026-06-17; Form 4 filed 2026-06-22 (appears late — Form 4s are typically due within two business days of the transaction).
- Transaction type/code: Award/Grant (A); reported price: $0.
- Quantity: 22,371 ADSs (equivalent to 223,710 ordinary shares; F1).
- Vesting: Restricted shares vest in full on 2027-06-17 subject to continued service (F2).
- Shares owned after transaction: Not specified in the filing.
- This is a compensation award (not an open-market purchase or sale) and does not indicate an immediate market transaction.
Context Restricted ADS awards are typically used for compensation and retention; they do not provide immediate liquidity and generally vest over time (here, a one-year cliff). Because this was a grant, it’s informational about insider compensation rather than a direct buy/sell signal.
Insider Transaction Report
- Award
American Depositary Shares
[F1][F2]2026-06-17+22,371→ 96,297 total
Footnotes (2)
- [F1]Each American Depositary Share ("ADS") represents ten Ordinary Shares of the issuer. Our ADSs and Ordinary Shares are fully fungible. For purposes of this Form 4, we are reporting this in terms of ADSs.
- [F2]Represents restricted shares that vest in full on June 17, 2027, subject to the Reporting Person's continued service as a member of the issuer's board of directors through such vesting date.