SEC CIK 1782026

Zhang Shuo

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

Current Positions

CompanyShares OwnedAs Of
PDFSview stock →23,3802026-08-12

Position History — PDFS

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

08,29416,58724,8812019-082021-072022-072023-072024-062025-072026-08

Recent Filings — PDFS

DateActivitySharesPriceOwned After
2026-08-12Open-market sale1,501$51.4723,380
2026-07-01Grant / award2,689—24,881
2025-07-01Grant / award7,429—22,192
2024-07-01Grant / award4,382—14,763
2024-06-03Open-market sale5,500$34.6610,381
2023-08-18Open-market sale3,047$33.7515,881
2023-07-01Grant / award3,354—18,928
2022-11-16Open-market sale2,000$29.8415,574
2022-07-01Grant / award7,212—17,574
2022-03-15Open-market sale11,017$25.5010,362
2021-07-01Grant / award4,688—21,379
2020-08-01Grant / award4,688$0.0016,691
2019-08-01Grant / award12,003$0.0012,003

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