Updated: May 19, 2026

Ying du

ZLABZai Lab LtdSEC CIK: 0001731790
Estimated Net Worth
$181 Million0.0%vs Last Year
Last Updated: May 19, 2026 11:45 PM EST

Transaction Summary

Total Transactions51
Buy-Sell Ratio0.32
Buy Transactions12
Sell Transactions38

Transaction Volume

Total Volume$147.94M
Net Volume-$143.88M
Buy Volume$2.03M
Sell Volume$145.91M

Trade Analysis

AVG Trade Size$2.9M
Largest Trade$19.52M
Most Active MonthMar
Most Active Year2025

Trading Sentiment

OverallBearish
Recent TradeSelling
Last 90 Days0 Trades
ConvictionNone

Net Worth & Trading Activity Over Time

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Monthly Trading Pattern

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Past Insider Trading and Trends

Ying du has an estimated net worth of $181 Million. This is based on reported shares in Zai Lab Ltd.



2025 was Ying du's most active year for acquiring shares with 23 total transactions. Ying du's most active month to acquire stocks was the month of February. 2021 was Ying du's most active year for disposing of shares, totalling 113 transactions. Ying du's most active month to dispose stocks was the month of February. 2023 saw Ying du paying a total of $4,041,158.00 for 1,122,271 shares, this is the most they've acquired in one year. In 2021 Ying du cashed out on 1,127,112 shares for a total of $103,584,443.13, their largest year based on trade value.

Holdings & Transactions

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