ACM Research, Inc. SEC filings ACMR
ACM Research, Inc. has 630 filings in SEC EDGAR's recent list, going back to Aug 16, 2016. Its latest annual report, Form 10-K, was filed on Mar 2, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 7, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 424B5 | Prospectus supplement | May 12, 2026 | — |
| S-8 | Employee stock plan registration | Mar 4, 2026 | — |
| S-8 | Employee stock plan registration | Mar 3, 2025 | — |
| S-3ASR | Automatic shelf registration | Mar 18, 2024 | — |
| S-8 | Employee stock plan registration | Mar 18, 2024 | — |
| S-8 | Employee stock plan registration | May 15, 2023 | — |
| S-8 | Employee stock plan registration | Mar 11, 2021 | — |
| S-1 | Registration statement | May 26, 2020 | — |
| 424B5 | Prospectus supplement | Aug 15, 2019 | — |
| 424B5 | Prospectus supplement | Aug 13, 2019 | — |
| S-8 | Employee stock plan registration | Jul 23, 2019 | — |
| S-3/A | Amended registaton statement | Dec 27, 2018 | — |
| S-3 | Shelf registration | Dec 10, 2018 | — |
| S-8 | Employee stock plan registration | Jan 25, 2018 | — |
| 424B4 | Prospectus | Nov 3, 2017 | — |
| S-1/A | Amended registration statement | Nov 2, 2017 | — |
| S-1/A | Amended registration statement | Oct 30, 2017 | — |
| S-1/A | Amended registration statement | Oct 25, 2017 | — |
| S-1/A | Amended registration statement | Oct 18, 2017 | — |
| S-1 | Registration statement | Sep 13, 2017 | — |
Showing 20 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Special Industry Machinery, NEC (SIC 3559)
- Listed as
- ACMR (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- CA
- Headquarters
- Fremont, CA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1680062
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.