ironstocklab

Dun Haiping

6 insider transactions on file

All transactions

DateTickerCompanyTypeSharesPriceValueFiling
2026-05-19ACMRACM Research, Inc.Sale1,858$67.54$125,489.32filing
2026-05-19ACMRACM Research, Inc.Sale1,309$67.21$87,977.89filing
2026-05-19ACMRACM Research, Inc.Sale1,333$63.84$85,098.72filing
2026-05-19ACMRACM Research, Inc.Sale500$65.09$32,545.00filing
2026-05-19ACMRACM Research, Inc.Option exercise5,000$5.60$28,000.00filing
2025-11-12ACMRACM Research, Inc.Gift755,090$0.00$0.00filing

Insider transactions from SEC Form 4 filings via EDGAR. Names appear as filed and aren't normalized across issuers.