InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (7 ops.)
Insider track record
ExecutiveDisclosed buys
0
Disclosed sells
7
T+90 hit rate
75%
T+90 mean return
+10.7%
Across 4 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the detailed record of transactions filed by Hu Chenming, Director. Insider active across 2 companies, notably ACM Research, Inc.. Cumulatively, 24 disclosures have been recorded. Breakdown: 0 buy · 7 sells. Total volume traded: €7.3m. History available since 4 May 2021. The latest transaction was filed on 17 March 2025 (Cession). Regulator: SEC (Form 4). All data is openly available.
Declarations24 total
163,308 shares@ US$30.0098.7% of flowClass A Common StockSEC:0001140361-25-009529:0
3,374 shares0Ordinary SharesSEC:0001280263-24-000036:0
3,218 shares0Ordinary SharesSEC:0001280263-23-000051:0
1,559 shares0Ordinary SharesSEC:0001280263-23-000036:0
779 sharesOrdinary SharesSEC:0001280263-23-000012:0
779 sharesOrdinary SharesSEC:0001280263-22-000092:0
377 sharesOrdinary SharesSEC:0001280263-22-000082:0
377 sharesOrdinary SharesSEC:0001280263-22-000064:0
377 sharesOrdinary SharesSEC:0001280263-22-000033:0
5,555 shares@ US$38.920.0054% mcap6.5% of flowOrdinary SharesSEC:0001280263-22-000010:0
377 sharesOrdinary SharesSEC:0001280263-21-000149:0
377 sharesOrdinary SharesSEC:0001280263-21-000149
3,666 shares@ US$160.000.014% mcap17.0% of flowOrdinary SharesSEC:0001280263-21-000105:0
3,666 shares@ US$160.0017.0% of flowOrdinary SharesSEC:0001280263-21-000105
959 sharesOrdinary SharesSEC:0001280263-21-000098
959 sharesOrdinary SharesSEC:0001280263-21-000098:0
4,000 shares@ US$140.0016.0% of flowOrdinary SharesSEC:0001280263-21-000082
4,000 shares@ US$140.000.013% mcap16.0% of flowOrdinary SharesSEC:0001280263-21-000082:0
4,000 shares@ US$120.0013.7% of flowOrdinary SharesSEC:0001280263-21-000072
4,000 shares@ US$120.000.011% mcap13.7% of flowOrdinary SharesSEC:0001280263-21-000072:0
958 sharesOrdinary SharesSEC:0001280263-21-000052
958 sharesOrdinary SharesSEC:0001280263-21-000052:0
23,334 sharesClass A Common StockSEC:0001140361-21-016252
23,334 shares@ US$3.000.0014% mcap100.0% of flowClass A Common StockSEC:0001140361-21-016252:0
24 of 24 declarations
About Hu Chenming
Hu Chenming is a director at ACM Research, Inc.
