Ambarella Inc SEC filings AMBA
Ambarella Inc has 1,000 filings in SEC EDGAR's recent list, going back to Feb 17, 2017. Its latest annual report, Form ARS, was filed on May 15, 2026 for the period ended Jan 31, 2026. The latest quarterly report (Form 10-Q) was filed on Sep 4, 2026, covering the quarter ended Jul 31, 2026. The most recent current report (Form 8-K) was filed on Sep 3, 2026 (results of operations). The company's fiscal year ends on January 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Results of operations
|
Sep 3, 2026 | Sep 3, 2026 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jul 1, 2026 | Jun 26, 2026 |
| 8-K |
Current report
Results of operations
|
May 28, 2026 | May 28, 2026 |
| 8-K |
Current report
Officer or director change
|
Feb 27, 2026 | Feb 23, 2026 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Feb 26, 2026 | Feb 23, 2026 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Nov 25, 2025 | Nov 24, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 28, 2025 | Aug 28, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jun 6, 2025 | Jun 4, 2025 |
| 8-K |
Current report
Results of operations
|
May 29, 2025 | May 29, 2025 |
| 8-K |
Current report
Officer or director change
|
Apr 4, 2025 | Apr 2, 2025 |
| 8-K |
Current report
Officer or director change
|
Feb 28, 2025 | Feb 24, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 26, 2025 | Feb 26, 2025 |
| 8-K |
Current report
Material agreement
|
Dec 27, 2024 | Dec 20, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 26, 2024 | Nov 26, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 27, 2024 | Aug 27, 2024 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 17, 2024 | Jun 12, 2024 |
| 8-K |
Current report
Results of operations
|
May 30, 2024 | May 30, 2024 |
| 8-K |
Current report
Officer or director change
|
May 3, 2024 | May 2, 2024 |
| 8-K |
Current report
Officer or director change
|
Feb 28, 2024 | Feb 22, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 27, 2024 | Feb 27, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 30, 2023 | Nov 30, 2023 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Oct 18, 2023 | Oct 17, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 29, 2023 | Aug 29, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Jun 23, 2023 | Jun 21, 2023 |
| 8-K |
Current report
Results of operations
|
May 30, 2023 | May 30, 2023 |
| 8-K |
Current report
Other events
|
Mar 14, 2023 | Mar 13, 2023 |
| 8-K |
Current report
Other events
|
Mar 10, 2023 | Mar 10, 2023 |
| 8-K |
Current report
Officer or director change
|
Mar 2, 2023 | Feb 24, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 28, 2023 | Feb 28, 2023 |
| 8-K |
Current report
Results of operations
|
Dec 1, 2022 | Dec 1, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 30, 2022 | Aug 30, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Jun 9, 2022 | Jun 7, 2022 |
| 8-K |
Current report
Results of operations
|
May 31, 2022 | May 31, 2022 |
| 8-K |
Current report
Officer or director change
|
Apr 27, 2022 | Apr 22, 2022 |
| 8-K |
Current report
Officer or director change
|
Apr 25, 2022 | Apr 17, 2022 |
| 8-K |
Current report
Officer or director change
|
Mar 28, 2022 | Mar 28, 2022 |
| 8-K |
Current report
Officer or director change
|
Mar 21, 2022 | Mar 19, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 28, 2022 | Feb 28, 2022 |
| 8-K |
Current report
Officer or director change
|
Feb 1, 2022 | Jan 27, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 30, 2021 | Nov 30, 2021 |
| 8-K |
Current report
Officer or director change
|
Nov 9, 2021 | Nov 8, 2021 |
| 8-K |
Current report
Acquisition or sale of assets
|
Nov 8, 2021 | Nov 5, 2021 |
| 8-K |
Current report
Material agreement
|
Oct 26, 2021 | Oct 26, 2021 |
| 8-K |
Current report
Officer or director change
|
Sep 8, 2021 | Sep 1, 2021 |
| 8-K |
Current report
Results of operations
|
Aug 31, 2021 | Aug 31, 2021 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 23, 2021 | Jun 17, 2021 |
| 8-K |
Current report
Results of operations
|
Jun 1, 2021 | Jun 1, 2021 |
| 8-K |
Current report
Officer or director change
|
Mar 4, 2021 | Feb 26, 2021 |
| 8-K |
Current report
Results of operations
|
Mar 2, 2021 | Mar 2, 2021 |
| 8-K |
Current report
Results of operations
|
Nov 23, 2020 | Nov 23, 2020 |
| 8-K |
Current report
Results of operations
|
Sep 2, 2020 | Sep 2, 2020 |
| 8-K |
Current report
Shareholder vote results
|
Jun 8, 2020 | Jun 4, 2020 |
| 8-K |
Current report
Results of operations
|
Jun 2, 2020 | Jun 2, 2020 |
| 8-K |
Current report
Results of operations
|
Mar 3, 2020 | Mar 3, 2020 |
| 8-K |
Current report
Results of operations
|
Nov 25, 2019 | Nov 25, 2019 |
| 8-K |
Current report
Other events
|
Oct 15, 2019 | Oct 15, 2019 |
| 8-K |
Current report
Results of operations
|
Aug 29, 2019 | Aug 29, 2019 |
| 8-K |
Current report
Material agreement
|
Aug 15, 2019 | Aug 8, 2019 |
| 8-K |
Current report
Shareholder vote results
|
Jun 12, 2019 | Jun 6, 2019 |
| 8-K |
Current report
Results of operations
|
Jun 4, 2019 | Jun 4, 2019 |
| 8-K |
Current report
Officer or director change
|
Mar 6, 2019 | Feb 28, 2019 |
| 8-K |
Current report
Results of operations
|
Mar 5, 2019 | Mar 5, 2019 |
| 8-K/A |
Amended current report
Officer or director change
|
Nov 30, 2018 | Oct 15, 2018 |
| 8-K |
Current report
Results of operations
|
Nov 29, 2018 | Nov 29, 2018 |
| 8-K |
Current report
Officer or director change
|
Oct 18, 2018 | Oct 15, 2018 |
| 8-K |
Current report
Results of operations
|
Aug 30, 2018 | Aug 30, 2018 |
| 8-K |
Current report
Officer or director change
|
Aug 6, 2018 | Aug 6, 2018 |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Other events
|
Jun 7, 2018 | Jun 4, 2018 |
| 8-K |
Current report
Results of operations
|
Jun 5, 2018 | Jun 5, 2018 |
| 8-K |
Current report
Officer or director change
|
Apr 18, 2018 | Apr 18, 2018 |
| 8-K |
Current report
Results of operations
|
Mar 1, 2018 | Mar 1, 2018 |
| 8-K |
Current report
Results of operations
|
Nov 30, 2017 | Nov 30, 2017 |
| 8-K |
Current report
Officer or director change
|
Aug 31, 2017 | Aug 29, 2017 |
| 8-K |
Current report
Results of operations
|
Aug 31, 2017 | Aug 31, 2017 |
| 8-K |
Current report
Shareholder vote results
|
Jun 12, 2017 | Jun 7, 2017 |
| 8-K |
Current report
Officer or director change
|
Jun 6, 2017 | May 31, 2017 |
| 8-K |
Current report
Results of operations
|
Jun 6, 2017 | Jun 6, 2017 |
| 8-K |
Current report
Other events
|
Mar 30, 2017 | Mar 28, 2017 |
| 8-K |
Current report
Results of operations
|
Feb 28, 2017 | Feb 28, 2017 |
Showing 79 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.
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Company profile
- Industry
- Semiconductors & Related Devices (SIC 3674)
- Listed as
- AMBA (Nasdaq)
- Fiscal year ends
- January 31
- Headquarters
- Santa Clara, CA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1280263
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.