Wang David H: insider trades.
Wang David H reported 11 non-derivative transactions on 2 SEC ownership filings in Q3 2026: 0 open-market purchases and 9 sales ($10.6M), across 1 company.
- Transactions
- 11
- Purchases (P)
- 0
- Sales (S)
- 9
- Companies
- 1
- Name as filed
- Wang David H
Companies
| Company | Relationship | Transactions |
|---|---|---|
| ACM Research, Inc. (ACMR) | Director, Officer, TenPercentOwner · See Remarks | 11 |
Transactions
| Date | Company | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-09 | ACM Research, Inc. | S | 4,807 | $76.73 | 803,808 | Form 4 |
| 2026-09-09 | ACM Research, Inc. | S | 1,100 | $77.59 | 802,708 | Form 4 |
| 2026-09-09 | ACM Research, Inc. | S | 11,666 | $75.58 | 808,615 | Form 4 |
| 2026-09-09 | ACM Research, Inc. | S | 18,934 | $74.67 | 820,281 | Form 4 |
| 2026-09-09 | ACM Research, Inc. | S | 33,493 | $73.8 | 839,215 | Form 4 |
| 2026-09-09 | ACM Research, Inc. | M | 70,000 | $1 | 872,708 | Form 4 |
| 2026-09-08 | ACM Research, Inc. | S | 1,500 | $78.57 | 802,708 | Form 4 |
| 2026-09-08 | ACM Research, Inc. | S | 12,323 | $78.08 | 804,208 | Form 4 |
| 2026-09-08 | ACM Research, Inc. | S | 51,374 | $77.15 | 816,531 | Form 4 |
| 2026-09-08 | ACM Research, Inc. | M | 70,000 | $1 | 872,708 | Form 4 |
| 2026-09-08 | ACM Research, Inc. | S | 4,803 | $75.99 | 867,905 | Form 4 |
Questions
What stock did Wang David H buy or sell?
Wang David H reported 11 non-derivative transactions on 2 SEC ownership filings in Q3 2026: 0 open-market purchases and 9 sales ($10.6M), across 1 company.
Is Wang David H the same person as other filers with this name?
This page covers SEC CIK 1721580 only. The SEC assigns each reporting owner a CIK, and people with the same name have different CIKs.
Source: SEC Insider Transactions Data Sets, Q3 2026. Reported as filed; we do not assess intent, performance or compliance. All filings for this CIK on SEC.gov.
Plain-text version for agents and LLMs: /insiders/wang-david-h-1721580.md
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