Du Ying
Chairperson & CEO · 2 recent trades · Sold $559K
Du Ying (Chairperson & CEO) has 2 recent open-market trades disclosed in SEC Form 4 filings. Total sells: $559K. Most recent tickers: ZLAB.
Open-market insider buys and sells disclosed by Du Ying in SEC Form 4 filings (excludes routine option/RSU administration). All insider trades →
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FAQ ▾
Which stocks has Du Ying traded?
Recent Form 4 activity in: ZLAB.
How many insider trades has Du Ying disclosed?
2 recent open-market transactions on file (SEC Form 4).
Is Du Ying buying or selling?
Sells total $559K.
Where does this data come from?
SEC Form 4 insider-transaction filings (open-market buys and sells).
Sourced from SEC Form 4 insider filings · Not investment advice ▾
Data as of 2026-06-30 · Methodology
Open-market insider transactions (Form 4 codes P/S) as reported to the SEC.
Published by WealthFile · Not investment advice.