InsidersTradesSigma
申报总数
公司
▲ 买入（0 笔）
▼ 卖出（4 笔）
内部人交易记录
高级管理人员已披露买入
0
已披露卖出
4
尚无足够的、已确定 T+90 期限的买入信号来衡量交易记录。
信号历史
Explore the complete record of transactions filed by Hu Chenming, Director. Officer active across 2 companies, notably ACM Research, Inc.. Aggregated, 19 disclosures have been logged. Split: 0 buy · 4 sells. Total volume traded: €5.9m. History available since 4 May 2021. The latest transaction was filed on 8 September 2026 (Attribution). Regulator: SEC (Form 4). The full history is openly available.
Companies and markets linked to Hu Chenming
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
申报19 总计
3,151 股0Ordinary SharesSEC:0001280263-26-000065:0
2,498 股0Ordinary SharesSEC:0001280263-25-000040:0
163,308 股@ US$30.0098.7% 占其流量Class A Common StockSEC:0001140361-25-009529:0
3,374 股0Ordinary SharesSEC:0001280263-24-000036:0
3,218 股0Ordinary SharesSEC:0001280263-23-000051:0
1,559 股0Ordinary SharesSEC:0001280263-23-000036:0
779 股Ordinary SharesSEC:0001280263-23-000012:0
779 股Ordinary SharesSEC:0001280263-22-000092:0
377 股Ordinary SharesSEC:0001280263-22-000082:0
377 股Ordinary SharesSEC:0001280263-22-000064:0
377 股Ordinary SharesSEC:0001280263-22-000033:0
5,555 股@ US$38.9212.3% 占其流量Ordinary SharesSEC:0001280263-22-000010:0
377 股Ordinary SharesSEC:0001280263-21-000149:0
3,666 股@ US$160.0031.9% 占其流量Ordinary SharesSEC:0001280263-21-000105:0
959 股Ordinary SharesSEC:0001280263-21-000098:0
4,000 股@ US$140.0030.1% 占其流量Ordinary SharesSEC:0001280263-21-000082:0
4,000 股@ US$120.0025.8% 占其流量Ordinary SharesSEC:0001280263-21-000072:0
958 股Ordinary SharesSEC:0001280263-21-000052:0
23,334 股@ US$3.001.3% 占其流量Class A Common StockSEC:0001140361-21-016252:0
19 条申报中的 19 条
About Hu Chenming
Hu Chenming is a Director at Ambarella INC and ACM Research, Inc. The 18 filings on record cover, across the recent sample of 18 filings, sales for EUR 5883221 between 2021-05-06 and 2025-09-04, with Levée d'options as the most frequent transaction nature.
