Summary
Updated Aug 31, 2026
Shanghai Science & Technology Venture Capital (Group) Co., Ltd. is 10% Owner of ACM Research, Inc. (ACMR). 2 SEC Form 4 filings on record, most recently on 8 October 2024. Most recent open-market trade: sold $1.91M of ACMR on 8 October 2024. Lifetime open-market sales: $24.21M.
Recent Transactions
8Every recent SEC Form 4 transaction Shanghai Science & Technology Venture Capital (Group) Co., Ltd. has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Shanghai Science & Technology Venture Capital (Group) Co., Ltd. go back to 2024: 2 primary Form 4 filings, an average of 0.7 per year. 8 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Shanghai Science & Technology Venture Capital (Group) Co., Ltd. files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- David H. Wang - $21.81M of ACMR open-market activity in the last 12 months
- Mark McKechnie - $8.76M of ACMR open-market activity in the last 12 months
- Fuping Chen - $3.98M of ACMR open-market activity in the last 12 months
- Tracy Liu - $3.35M of ACMR open-market activity in the last 12 months
- Lisa Feng - $2.44M of ACMR open-market activity in the last 12 months
- Sotheara Cheav - $1.94M of ACMR open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
What is Shanghai Science & Technology Venture Capital (Group) Co., Ltd.?
Shanghai Science & Technology Venture Capital (Group) Co., Ltd. is an investment firm, tracked as 10% Owner of ACM Research, Inc. (ACMR). InsiderAlpha holds 2 primary Form 4 filings for it, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Shanghai Science & Technology Venture Capital (Group) Co., Ltd. last file a Form 4?
The most recent primary Form 4 on record is dated 8 October 2024, one of 2 filings going back to 2024.
Has Shanghai Science & Technology Venture Capital (Group) Co., Ltd. been buying or selling stock?
Recorded transactions: 0 open-market purchases and 8 open-market sales ($24.21M) across all tracked filings.
Where can I see all of Shanghai Science & Technology Venture Capital (Group) Co., Ltd.'s SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Follow Shanghai Science & Technology Venture Capital (Group) Co., Ltd. and every insider like them
A free account opens the full scored daily plan and every past day, a watchlist for any ticker, and 3 months of price history on every company page. No card.
Free plan available · Paid plans start with a 7-day free trial