Real time Form 13D and 13G transaction reports:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| Reported DateTime | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | Filing |
| 2024-10-29 9:30 pm Unchanged | 13D | ACM Research Inc. ACMR | Shanghai Science & Technology Venture Capital (Group) Co. Ltd. | 3,358,728 5.800% | 0 (Unchanged) | View |
| 2024-10-08 9:38 pm Sale | 13D | ACM Research Inc. ACMR | Shanghai Science & Technology Venture Capital (Group) Co. Ltd. | 3,358,728 5.800% | -79,782 (-2.32%) | View |
| 2023-07-18 08:50 am Unchanged | 13D | ACM Research Inc. ACMR | Shanghai Science & Technology Venture Capital (Group) Co. Ltd. | 3,438,510 6.300% | 0 (Unchanged) | View |
| 2023-07-18 08:49 am Unchanged | 13G | ACM Research Inc. ACMR | Shanghai Science & Technology Venture Capital (Group) Co. Ltd. | 3,438,510 6.300% | 0 (Unchanged) | View |
| 2023-06-13 5:02 pm Unchanged | 13D | ACM Research Inc. ACMR | Shanghai Science & Technology Venture Capital (Group) Co. Ltd. | 3,438,510 6.300% | 0 (Unchanged) | View |
| 2023-06-13 5:00 pm Purchase | 13G | ACM Research Inc. ACMR | Shanghai Science & Technology Venture Capital (Group) Co. Ltd. | 3,438,510 6.300% | 3,438,510 (New Position) | View |