Pappis Charles C
SEC CIK 1475345 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| ACMR | ACM Research, Inc. | Dir | 5,000 | — | $510.4K | 4 | 2026-03-05 | 2026-04-17 |
Most active insiders at ACMR, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Wang David H | See Remarks, Dir, 10% | — | $28.98M |
| 2 | McKechnie Mark | See Remarks | — | $9.85M |
| 3 | Chen Fuping | See remarks | — | $3.98M |
| 4 | Liu Tracy | Dir | — | $2.85M |
| 5 | Feng Lisa | See remarks | — | $2.44M |
| 6 | Cheav Sotheara | See remarks | — | $1.59M |
| 7 | Dun Haiping | Dir | — | $954.1K |
| 8 | Pappis Charles C | Dir | — | $510.4K |
Transactions 4
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DT | 2026-04-21 16:30 | 2026-04-17 | ACMR | ACM Research, Inc. | Pappis Charles C | Dir | M - OptEx | $29.18 | +5,000 | 5,000 | New | +$145.9K |
| DT | 2026-04-21 16:30 | 2026-04-17 | ACMR | ACM Research, Inc. | Pappis Charles C | Dir | S - Sale+OE | $52.00 | -5,000 | 0 | -100% | -$260.0K |
| DT | 2026-03-09 | 2026-03-05 | ACMR | ACM Research, Inc. | Pappis Charles C | Dir | S - Sale+OE | $50.09 | -5,000 | 0 | -100% | -$250.5K |
| DT | 2026-03-09 | 2026-03-05 | ACMR | ACM Research, Inc. | Pappis Charles C | Dir | M - OptEx | $29.18 | +5,000 | 5,000 | New | +$145.9K |
Purchase Sale Sale after option exercise All abbreviations