Insider Profile · SEC Form 4 Activity · Trailing 90 Days
Cheav Sotheara
Over the trailing 90 days, Cheav Sotheara (Other at ACM Research, Inc.) traded $1.8M of stock (net selling $1.3M) in ACMR, per 11 SEC Form 4 transactions.
- Role
- Other
- Companies
- ACMR
- Window
- Trailing 90 days · 11 transactions · CIK 1721279
- Net activity
- −$1.3M ($260K bought · $1.6M sold)
By Company (Trailing 90 Days)
| Symbol | Company | Txns | Bought | Sold | Net |
|---|---|---|---|---|---|
| ACMR | ACM Research, Inc. | 11 | $260K | $1.6M | −$1.3M |
Transactions (11)
| Date | Symbol | Type | Shares | Value | Description |
|---|---|---|---|---|---|
| 2026-06-05 | ACMR | Sell | 2.4K | $195K | Open market or private sale |
| 2026-06-05 | ACMR | Sell | 1.6K | $141K | Open market or private sale |
| 2026-06-05 | ACMR | Sell | 968 | $80K | Open market or private sale |
| 2026-06-05 | ACMR | Sell | 5.4K | $0 | Exercise or conversion of derivative security |
| 2026-06-05 | ACMR | Buy | 5.4K | $75K | Exercise or conversion of derivative security |
| 2026-06-05 | ACMR | Sell | 400 | $34K | Open market or private sale |
| 2026-06-04 | ACMR | Sell | 2.8K | $244K | Open market or private sale |
| 2026-06-04 | ACMR | Buy | 13.4K | $185K | Exercise or conversion of derivative security |
| 2026-06-04 | ACMR | Sell | 1.3K | $109K | Open market or private sale |
| 2026-06-04 | ACMR | Sell | 9.2K | $784K | Open market or private sale |
| 2026-06-04 | ACMR | Sell | 13.4K | $0 | Exercise or conversion of derivative security |
Activity shown covers the trailing 90 days of SEC Form 4 filings. "Buy" and "sell" follow the SEC acquired/disposed codes and include compensation events (grants, option exercises, tax withholding) unless noted. Historical fact, not investment advice.
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