SEC CIK 1729378
Yang Zhengfan
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| ACMRview stock → | 833,334 | 2018-01-08 |
Position History — ACMR
Reported shares owned immediately after each Form 4 transaction, over time.
Not enough filing history yet to chart a trend for ACMR.
Recent Filings — ACMR
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2018-01-08 | — | — | — | 833,334 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.