Trade Summary

3 days ago, Du Ying, serving as Chairperson, CEO at Zai Lab Ltd (ZLAB), sold 100,000 shares at $20.03 per share, for a total transaction value of $2,003,044.00. Following this transaction, Du Ying now holds 1,122,626 shares of ZLAB.

This sale represents a 8.00% decrease in Du Ying's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Wednesday, May 13, 2026 and publicly disclosed via SEC Form 4 filing on Friday, May 15, 2026 at 4:45 PM ET, 2 days after the trade was made.

Zai Lab Ltd operates in the HEALTHCARE sector, specifically within the BIOTECHNOLOGY industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.