Ambow Education Holding Ltd. SEC filings AMBO
Ambow Education Holding Ltd. has 301 filings in SEC EDGAR's recent list, going back to Jul 14, 2010. Its latest annual report, Form 10-K, was filed on Feb 13, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 14, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 14, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Results of operations
|
Aug 14, 2026 | Aug 14, 2026 |
| 10-Q | Quarterly report | Aug 14, 2026 | Jun 30, 2026 |
| EFFECT | Filing | Aug 11, 2026 | — |
| 8-K |
Current report
Other events
|
Jul 30, 2026 | Jul 30, 2026 |
| S-3 | Shelf registration | Jul 24, 2026 | — |
| 8-K |
Current report
Other events
|
Jun 18, 2026 | Jun 18, 2026 |
| 8-K |
Current report
Other events
|
May 28, 2026 | May 28, 2026 |
| 8-K |
Current report
Other events
|
May 19, 2026 | May 19, 2026 |
| 8-K |
Current report
Results of operations
|
May 11, 2026 | May 11, 2026 |
| 10-Q | Quarterly report | May 11, 2026 | Mar 31, 2026 |
| 3 | Initial insider ownership | Apr 1, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 24, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 24, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 24, 2026 | Mar 18, 2026 |
| 10-K | Annual report | Feb 13, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Officer or director change
|
Jan 12, 2026 | Jan 9, 2026 |
| 6-K | Current report (foreign issuer) | Dec 22, 2025 | Dec 22, 2025 |
| EFFECT | Filing | Dec 1, 2025 | — |
| CORRESP | Letter to the SEC | Nov 26, 2025 | — |
| 6-K | Current report (foreign issuer) | Nov 14, 2025 | Nov 14, 2025 |
| F-3 | Shelf registration (foreign issuer) | Oct 22, 2025 | — |
| 6-K | Current report (foreign issuer) | Sep 30, 2025 | Sep 30, 2025 |
| 6-K | Current report (foreign issuer) | Aug 22, 2025 | Aug 22, 2025 |
| 6-K | Current report (foreign issuer) | Aug 5, 2025 | Jun 30, 2025 |
| 6-K | Current report (foreign issuer) | Jul 25, 2025 | Jul 25, 2025 |
| 6-K | Current report (foreign issuer) | Jun 11, 2025 | Jun 11, 2025 |
| 6-K | Current report (foreign issuer) | Apr 29, 2025 | Apr 29, 2025 |
| 6-K | Current report (foreign issuer) | Mar 28, 2025 | Mar 28, 2025 |
| 20-F | Annual report (foreign issuer) | Mar 28, 2025 | Dec 31, 2024 |
| 6-K | Current report (foreign issuer) | Dec 30, 2024 | Jun 30, 2024 |
| 6-K | Current report (foreign issuer) | Dec 23, 2024 | Dec 23, 2024 |
| 6-K | Current report (foreign issuer) | Dec 23, 2024 | Dec 23, 2024 |
| 6-K | Current report (foreign issuer) | Dec 23, 2024 | Dec 23, 2024 |
| 6-K | Current report (foreign issuer) | Nov 15, 2024 | Nov 15, 2024 |
| 6-K | Current report (foreign issuer) | Oct 7, 2024 | Oct 7, 2024 |
| 6-K | Current report (foreign issuer) | Apr 25, 2024 | Apr 25, 2024 |
| 20-F | Annual report (foreign issuer) | Apr 25, 2024 | Dec 31, 2023 |
| 6-K | Current report (foreign issuer) | Mar 6, 2024 | Mar 6, 2024 |
| F-6 POS | Filing | Jan 29, 2024 | — |
| 6-K | Current report (foreign issuer) | Jan 29, 2024 | Jan 29, 2024 |
| 6-K | Current report (foreign issuer) | Dec 22, 2023 | Dec 22, 2023 |
| 6-K | Current report (foreign issuer) | Nov 28, 2023 | Jun 30, 2023 |
| 6-K | Current report (foreign issuer) | Nov 20, 2023 | Nov 20, 2023 |
| 6-K | Current report (foreign issuer) | Oct 11, 2023 | Oct 11, 2023 |
| 6-K | Current report (foreign issuer) | Jul 25, 2023 | Jul 25, 2023 |
| 6-K | Current report (foreign issuer) | Apr 27, 2023 | Apr 27, 2023 |
| 20-F | Annual report (foreign issuer) | Apr 27, 2023 | Dec 31, 2022 |
| 6-K | Current report (foreign issuer) | Mar 2, 2023 | Mar 2, 2023 |
| 6-K | Current report (foreign issuer) | Jan 23, 2023 | Jan 23, 2023 |
| 6-K | Current report (foreign issuer) | Dec 22, 2022 | Dec 22, 2022 |
| 6-K | Current report (foreign issuer) | Nov 23, 2022 | Nov 23, 2022 |
| 6-K | Current report (foreign issuer) | Nov 23, 2022 | Nov 23, 2022 |
| EFFECT | Filing | Nov 22, 2022 | — |
| CORRESP | Letter to the SEC | Nov 17, 2022 | — |
| CORRESP | Letter to the SEC | Nov 10, 2022 | — |
| F-3/A | Filing | Nov 10, 2022 | — |
| UPLOAD | Letter from the SEC | Oct 26, 2022 | — |
| CORRESP | Letter to the SEC | Oct 14, 2022 | — |
| F-3/A | Filing | Oct 14, 2022 | — |
| 6-K | Current report (foreign issuer) | Oct 6, 2022 | Oct 6, 2022 |
| UPLOAD | Letter from the SEC | Sep 30, 2022 | — |
| 6-K | Current report (foreign issuer) | Sep 30, 2022 | Jun 30, 2022 |
| CORRESP | Letter to the SEC | Sep 14, 2022 | — |
| F-3/A | Filing | Sep 14, 2022 | — |
| UPLOAD | Letter from the SEC | Aug 30, 2022 | — |
| F-3/A | Filing | Aug 12, 2022 | — |
| CORRESP | Letter to the SEC | Aug 12, 2022 | — |
| UPLOAD | Letter from the SEC | Jul 11, 2022 | — |
| CORRESP | Letter to the SEC | Jun 14, 2022 | — |
| F-3/A | Form f-3/a | Jun 14, 2022 | — |
| UPLOAD | Letter from the SEC | May 26, 2022 | — |
| F-3 | Shelf registration (foreign issuer) | May 12, 2022 | — |
| 6-K | Current report (foreign issuer) | May 2, 2022 | May 2, 2022 |
| 20-F | Annual report (foreign issuer) | May 2, 2022 | Dec 31, 2021 |
| 6-K | Current report (foreign issuer) | Dec 15, 2021 | Dec 15, 2021 |
| 6-K | Current report (foreign issuer) | Nov 9, 2021 | Nov 9, 2021 |
| 6-K | Current report (foreign issuer) | Sep 20, 2021 | Jun 30, 2021 |
| 6-K | Current report (foreign issuer) | Jul 29, 2021 | Jul 29, 2021 |
| 6-K | Current report (foreign issuer) | Jun 28, 2021 | Jun 28, 2021 |
| 20-F/A | Amended annual report (foreign issuer) | Apr 15, 2021 | Dec 31, 2020 |
| 6-K | Current report (foreign issuer) | Apr 8, 2021 | Apr 8, 2021 |
| 20-F | Annual report (foreign issuer) | Apr 8, 2021 | Dec 31, 2020 |
| 6-K | Current report (foreign issuer) | Dec 30, 2020 | Sep 30, 2020 |
| 6-K | Current report (foreign issuer) | Dec 17, 2020 | Dec 17, 2020 |
| 6-K | Current report (foreign issuer) | Dec 15, 2020 | Dec 15, 2020 |
| 6-K | Current report (foreign issuer) | Nov 17, 2020 | Nov 17, 2020 |
| SC 13D/A | Amended ownership over 5% (active) | Nov 3, 2020 | — |
| 424B5 | Prospectus supplement | Oct 5, 2020 | — |
| 6-K | Current report (foreign issuer) | Oct 5, 2020 | Oct 5, 2020 |
| 20-F/A | Amended annual report (foreign issuer) | Sep 30, 2020 | Dec 31, 2019 |
| 6-K | Current report (foreign issuer) | Sep 15, 2020 | Sep 15, 2020 |
| 6-K | Current report (foreign issuer) | Jul 9, 2020 | Jul 9, 2020 |
| 6-K | Current report (foreign issuer) | Apr 22, 2020 | Apr 22, 2020 |
| 20-F | Annual report (foreign issuer) | Apr 22, 2020 | Dec 31, 2019 |
| 6-K | Current report (foreign issuer) | Dec 20, 2019 | Dec 20, 2019 |
| 6-K | Current report (foreign issuer) | Dec 12, 2019 | Dec 12, 2019 |
| 6-K | Current report (foreign issuer) | Nov 20, 2019 | Nov 20, 2019 |
| SC 13D/A | Amended ownership over 5% (active) | Sep 10, 2019 | — |
| 6-K | Current report (foreign issuer) | Sep 9, 2019 | Sep 9, 2019 |
| 6-K | Current report (foreign issuer) | Jun 5, 2019 | Jun 5, 2019 |
| EFFECT | Filing | May 17, 2019 | — |
| CORRESP | Letter to the SEC | May 15, 2019 | — |
| UPLOAD | Letter from the SEC | May 14, 2019 | — |
| F-3 | Shelf registration (foreign issuer) | May 8, 2019 | — |
| 6-K | Current report (foreign issuer) | Apr 5, 2019 | Apr 5, 2019 |
| 20-F | Annual report (foreign issuer) | Apr 5, 2019 | Dec 31, 2018 |
| 6-K | Current report (foreign issuer) | Dec 21, 2018 | Dec 21, 2018 |
| 6-K | Current report (foreign issuer) | Nov 26, 2018 | Nov 26, 2018 |
| 6-K | Current report (foreign issuer) | Nov 14, 2018 | Nov 14, 2018 |
| 6-K | Current report (foreign issuer) | Sep 5, 2018 | Sep 5, 2018 |
| 6-K | Current report (foreign issuer) | Aug 30, 2018 | Aug 30, 2018 |
| 6-K | Current report (foreign issuer) | Aug 8, 2018 | Aug 8, 2018 |
| 6-K | Current report (foreign issuer) | Jul 2, 2018 | Jul 2, 2018 |
| 6-K | Current report (foreign issuer) | Jun 28, 2018 | Jun 28, 2018 |
| 6-K | Current report (foreign issuer) | Jun 6, 2018 | Jun 6, 2018 |
| 6-K | Current report (foreign issuer) | Jun 5, 2018 | Jun 4, 2018 |
| 424B4 | Prospectus | Jun 1, 2018 | — |
| EFFECT | Filing | May 31, 2018 | — |
| F-1MEF | Filing | May 31, 2018 | — |
| CERT | Nyse american certification - ambow education holding ltd | May 30, 2018 | — |
| CORRESP | Letter to the SEC | May 29, 2018 | — |
| CORRESP | Letter to the SEC | May 29, 2018 | — |
| 8-A12B | Filing | May 25, 2018 | — |
| CORRESP | Letter to the SEC | May 21, 2018 | — |
| F-1/A | Filing | May 9, 2018 | — |
| F-1/A | Filing | Apr 18, 2018 | — |
| 20-F | Annual report (foreign issuer) | Apr 18, 2018 | Dec 31, 2017 |
| CORRESP | Letter to the SEC | Apr 3, 2018 | — |
| F-1/A | Filing | Apr 3, 2018 | — |
| UPLOAD | Letter from the SEC | Mar 29, 2018 | — |
| CORRESP | Letter to the SEC | Mar 23, 2018 | — |
| F-1/A | Filing | Mar 23, 2018 | — |
| UPLOAD | Letter from the SEC | Mar 19, 2018 | — |
| CORRESP | Letter to the SEC | Mar 9, 2018 | — |
| CORRESP | Letter to the SEC | Mar 9, 2018 | — |
| F-1/A | Filing | Mar 9, 2018 | — |
| CORRESP | Letter to the SEC | Mar 6, 2018 | — |
| UPLOAD | Letter from the SEC | Jan 30, 2018 | — |
| F-1/A | Filing | Jan 22, 2018 | — |
| CORRESP | Letter to the SEC | Jan 22, 2018 | — |
| UPLOAD | Letter from the SEC | Jan 12, 2018 | — |
| F-1/A | Filing | Jan 5, 2018 | — |
| CORRESP | Letter to the SEC | Jan 5, 2018 | — |
| UPLOAD | Letter from the SEC | Dec 29, 2017 | — |
| CORRESP | Letter to the SEC | Dec 19, 2017 | — |
| F-1/A | Filing | Dec 19, 2017 | — |
| 6-K | Current report (foreign issuer) | Nov 20, 2017 | Nov 20, 2017 |
| 6-K | Current report (foreign issuer) | Nov 17, 2017 | Nov 17, 2017 |
| UPLOAD | Letter from the SEC | Nov 17, 2017 | — |
| CORRESP | Letter to the SEC | Nov 9, 2017 | — |
| F-1/A | Filing | Nov 9, 2017 | — |
| UPLOAD | Letter from the SEC | Oct 25, 2017 | — |
| CORRESP | Letter to the SEC | Oct 20, 2017 | — |
| 6-K | Current report (foreign issuer) | Oct 17, 2017 | Oct 16, 2017 |
| UPLOAD | Letter from the SEC | Oct 12, 2017 | — |
| CORRESP | Letter to the SEC | Oct 3, 2017 | — |
| UPLOAD | Letter from the SEC | Sep 25, 2017 | — |
| UPLOAD | Letter from the SEC | Sep 25, 2017 | — |
| F-1 | Registration statement (foreign issuer) | Aug 28, 2017 | — |
| 6-K | Current report (foreign issuer) | May 30, 2017 | May 30, 2017 |
| 20-F | Annual report (foreign issuer) | Mar 23, 2017 | Dec 31, 2016 |
| 6-K | Current report (foreign issuer) | Nov 30, 2016 | Nov 30, 2016 |
| 6-K | Current report (foreign issuer) | Nov 23, 2016 | Nov 23, 2016 |
| 6-K | Current report (foreign issuer) | Oct 20, 2016 | Oct 20, 2016 |
| 6-K | Current report (foreign issuer) | Aug 22, 2016 | Aug 22, 2016 |
| 6-K | Current report (foreign issuer) | Jun 20, 2016 | Jun 20, 2016 |
| 6-K | Current report (foreign issuer) | May 5, 2016 | May 4, 2016 |
| 20-F | Annual report (foreign issuer) | Apr 26, 2016 | Dec 31, 2015 |
| UPLOAD | Letter from the SEC | Apr 8, 2016 | — |
| CORRESP | Letter to the SEC | Apr 1, 2016 | — |
| UPLOAD | Letter from the SEC | Feb 5, 2016 | — |
| UPLOAD | Letter from the SEC | Jan 20, 2016 | — |
| 6-K | Current report (foreign issuer) | Dec 21, 2015 | Dec 21, 2015 |
| UPLOAD | Letter from the SEC | Dec 21, 2015 | — |
| 6-K | Current report (foreign issuer) | Sep 15, 2015 | Sep 15, 2015 |
| 6-K | Current report (foreign issuer) | Jun 30, 2015 | Jun 30, 2015 |
| 6-K | Current report (foreign issuer) | Jun 4, 2015 | Jun 4, 2015 |
| F-X | Form f-x | Jun 1, 2015 | — |
| CB | Form cb | Jun 1, 2015 | — |
| SC 13G/A | Amended ownership over 5% (passive) | May 7, 2015 | — |
| 20-F | Annual report (foreign issuer) | Apr 21, 2015 | Dec 31, 2014 |
| SC 13D/A | Amended ownership over 5% (active) | Apr 15, 2015 | — |
| SC 13D/A | Amended ownership over 5% (active) | Apr 15, 2015 | — |
| SC 13D/A | Amended ownership over 5% (active) | Apr 15, 2015 | — |
| 6-K | Current report (foreign issuer) | Mar 11, 2015 | Mar 11, 2015 |
| 6-K | Current report (foreign issuer) | Feb 18, 2015 | Feb 28, 2015 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 17, 2015 | — |
| 25-NSE | Delisting notice | Oct 6, 2014 | — |
| 20-F/A | Amended annual report (foreign issuer) | Sep 17, 2014 | Dec 31, 2013 |
| SC 13D | Ownership over 5% (active) | Sep 9, 2014 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jul 14, 2014 | — |
| 20-F | Annual report (foreign issuer) | Jul 8, 2014 | Dec 31, 2013 |
| 20-F | Annual report (foreign issuer) | Jul 8, 2014 | Dec 31, 2012 |
| 6-K | Current report (foreign issuer) | May 16, 2014 | May 31, 2014 |
| 6-K | Current report (foreign issuer) | May 15, 2014 | May 31, 2014 |
| SC 13D/A | Amended ownership over 5% (active) | May 15, 2014 | — |
| 6-K | Current report (foreign issuer) | May 7, 2014 | May 30, 2014 |
| NT 20-F | Filing | Apr 30, 2014 | Dec 31, 2013 |
| 6-K | Current report (foreign issuer) | Apr 29, 2014 | Apr 30, 2014 |
| 6-K | Current report (foreign issuer) | Apr 18, 2014 | Apr 30, 2014 |
Showing 200 filings, the most recent 200. 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.
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Company profile
- Industry
- Services-Educational Services (SIC 8200)
- Listed as
- AMBO (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- Cayman Islands
- Headquarters
- Cupertino, CA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1494558
Other Services-Educational Services companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.