secwatch.observer — SEC 8-K summary
======================================

Issuer:     Zai Lab Ltd (ZLAB)
CIK:        0001704292
Form:       8-K
Filed at:   2023-07-06T23:59:59+00:00
Accession:  0001628280-23-024454
Event type: leadership
Sentiment:  neutral
Materiality: 0.55
Item codes: 5.02, 7.01, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Zai Lab promotes Yajing Chen to CFO, replacing Billy Cho effective July 7
-------------------------------------------------------------------------

- Yajing Chen promoted to CFO effective July 7, 2023; she was previously Deputy CFO.
- William Cho steps down to pursue private equity opportunity; no disagreements with Company.
- Chen receives $450,000 base salary, 40% target bonus, option for 20,000 ADSs, and 5,000 RSUs.
- Cho gets pro-rated bonus, low six-figure severance, and continued RSU vesting through July 2024 with a three-month trading lock-up.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1704292/000162828023024454/0001628280-23-024454-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1704292/000162828023024454/zlab-20230706.htm
  HTML page:      https://secwatch.observer/filing/0001628280-23-024454

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer