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Dun Haiping
InsiderCIK 0001721581
Largest Purchase
No open-market purchases in the recent filings.
Profile
- Filings
- 1
- Buy transactions
- 0
- Sell transactions
- 3
- Companies
- 1
- Active
- 2026
Across 1 filing between 2026, Dun Haiping has disclosed $461.7K in transactions — all concentrated in ACM Research, Inc. (ACMR). Their disclosed trades are heavily weighted toward selling — $0 in buys and $405.7K in sells. Data is sourced from official SEC Form 3, 4, and 5 filings.