David H. Wang, See remarks at ACM Research, Inc. (ACMR), sold 181,300 shares at $77.14 ($14.4M) on 2020-12-04, disclosed to the SEC on 2020-12-07.
Open-market sale of $14.4M ACMR by See remarks. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $82.50 | 16,666 | $1.4M | 9.5% |
| 2 | $82.50 | 32,995 | $2.7M | 18.9% |
| 3 | $82.50 | 32,995 | $2.7M | 18.9% |
| 4 | $77.14 | 49,322 | $3.8M | 26.4% |
| 5 | $77.14 | 49,322 | $3.8M | 26.4% |
| Total | $79.58 avg | 181,300 |
| $14.4M |
| 100% |
| Filing → |
| ACMR | SELL | 2026-03-13 | $5.2M | — | Filing → |
| ACMR | SELL | 2025-12-05 | $6.4M | — | Filing → |
| ACMR | SELL | 2025-09-05 | $5.3M | — | Filing → |