Zai Lab (ZLAB) Director Lis William Sells 8,506 ADS for $212.7K

What Happened
Lis William, a director of Zai Lab Ltd (ZLAB), sold 8,506 American Depositary Shares (ADS) on August 12, 2026 at $25.00 per ADS, generating $212,650 in proceeds. The filing reports the transaction in ADS terms; each ADS represents 10 ordinary shares (so 8,506 ADS = 85,060 ordinary shares). This was a sale (not a purchase) and is often considered routine, especially when done under a pre-established trading plan.

Key Details

• Transaction type: Sale (code S), described as open market or private sale
• Date of transaction: 2026-08-12; Form 4 filed 2026-08-13 (timely filing)
• Price and volume: 8,506 ADS at $25.00 per ADS; total proceeds $212,650
• ADS info: Each ADS = 10 ordinary shares; filing reported in ADS terms (Footnote F1)
• Plan: Sale effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 10, 2025 (Footnote F2)
• Shares owned after transaction: Not specified in the provided summary of the filing — see the full Form 4 for post-transaction holdings

Context
Sales executed under Rule 10b5‑1 plans are pre-scheduled and do not necessarily indicate a change in the insider’s view of the company. For retail investors, purchases by insiders tend to be more informative than routine sales; this transaction appears consistent with a planned disposition under a 10b5‑1 arrangement. For full disclosure details (exact holdings after the sale and any additional footnotes), consult the complete Form 4 (Accession: 0000905148-26-003620).