SEC CIK 1731790

Du Ying

Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.

Current Positions

CompanyShares OwnedAs Of
ZLABview stock →1,221,4012026-07-02

Position History — ZLAB

Reported shares owned immediately after each Form 4 transaction, over time.

0461,239922,4791,383,7182026-042026-042026-052026-052026-052026-062026-072026-07

Recent Filings — ZLAB

DateActivitySharesPriceOwned After
2026-07-02Grant / award (derivative)80,393$0.0080,393
2026-07-02Option exercise (derivative)11,048$0.0033,146
2026-07-02Tax withholding4,348$19.121,221,401
2026-07-02Option exercise11,0481,225,749
2026-07-01Option exercise (derivative)18,000$0.0036,000
2026-07-01Tax withholding7,083$19.151,214,701
2026-07-01Option exercise18,0001,221,784
2026-06-30Open-market sale7,026$18.531,203,784
2026-06-29Option exercise (derivative)17,970$0.0017,970
2026-06-29Option exercise17,9701,210,810
2026-06-26Open-market sale24,543$17.461,192,840
2026-06-25Option exercise (derivative)58,800$0.000
2026-06-25Option exercise58,8001,217,383
2026-05-27Gift53,850$0.001,158,583
2026-05-27Gift33,993$0.001,212,433
2026-05-26Gift19,857$0.001,246,426
2026-05-19Option exercise (derivative)261,092$0.000
2026-05-19Tax withholding117,435$18.751,266,283
2026-05-19Option exercise261,092$1.741,383,718
2026-05-18Option exercise (derivative)50,000$0.00261,092
2026-05-18Open-market sale50,000$19.001,122,626
2026-05-18Option exercise50,000$1.741,172,626
2026-05-15Option exercise (derivative)50,000$0.00311,092
2026-05-15Open-market sale50,000$20.741,122,626
2026-05-15Option exercise50,000$1.741,172,626
2026-05-14Option exercise (derivative)50,000$0.00361,092
2026-05-14Open-market sale50,000$20.091,122,626
2026-05-14Option exercise50,000$1.741,172,626
2026-05-13Option exercise (derivative)50,000$0.00411,092
2026-05-13Open-market sale33,769$20.221,122,626
2026-05-13Open-market sale16,231$19.441,156,395
2026-05-13Option exercise50,000$1.741,172,626
2026-04-06Open-market sale2,653$20.451,122,626
2026-04-02Option exercise (derivative)6,750$0.0013,500
2026-04-02Open-market sale5,576$20.391,125,279
2026-04-02Option exercise6,7501,130,855
2026-04-01Option exercise (derivative)3,400$0.000
2026-04-01Option exercise (derivative)10,800$0.0010,800
2026-04-01Option exercise3,4001,124,105
2026-04-01Option exercise10,8001,120,705
2026-03-11Grant / award (derivative)32,419$0.0032,419
2026-03-11Grant / award (derivative)353,430$0.00353,430
2026-03-04Grant / award (derivative)25,579$0.0025,579

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.