# Ambarella Inc: filings

AMBA · Nasdaq · CIK 1280263 · [Technology](/sectors/technology.md) · fiscal year ends Jan 31

Pages: [Overview](/companies/amba.md) · [Financials](/companies/amba/financials.md) · [Filings](/companies/amba/filings.md) · [Insiders](/companies/amba/insiders.md)

## Reports and events: 184 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (4 1050, 8-K 108, 144 66, 10-Q 42, 3 26, SC 13G/A 22, DEFA14A 16, 10-K 14, DEF 14A 14, S-8 14, SC 13G 13, SD 13, 4/A 11, UPLOAD 11, S-8 POS 10, CORRESP 8, 5 7, ARS 4, S-1/A 4, CT ORDER 3, SCHEDULE 13G 3, SCHEDULE 13G/A 3, 3/A 1, 424B4 1, 5/A 1, 8-A12B 1, 8-K/A 1, CERTNAS 1, EFFECT 1, S-1 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-09-04 | 13:45 ET | [10-Q](/filings/0001193125-26-383365.md) | Quarterly report, period 2026-07-31 | 0001193125-26-383365 |
| 2026-09-03 | 16:19 ET | [8-K](/filings/0001193125-26-381923.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-381923 |
| 2026-07-01 | 17:16 ET | [8-K](/filings/0001193125-26-292824.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001193125-26-292824 |
| 2026-06-02 | 14:40 ET | [10-Q](/filings/0001193125-26-253198.md) | Quarterly report, period 2026-04-30 | 0001193125-26-253198 |
| 2026-05-28 | 16:10 ET | [8-K](/filings/0001193125-26-245234.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-245234 |
| 2026-05-15 | 17:07 ET | [DEF 14A](/filings/0001193125-26-227183.md) | Proxy statement, period 2026-06-26 | 0001193125-26-227183 |
| 2026-03-23 | 14:15 ET | [10-K](/filings/0001193125-26-119321.md) | Annual report, period 2026-01-31 | 0001193125-26-119321 |
| 2026-02-27 | 17:13 ET | [8-K](/filings/0001193125-26-083175.md) | 5.02 Departure or appointment of officers or directors | 0001193125-26-083175 |
| 2026-02-26 | 16:24 ET | [8-K](/filings/0001193125-26-076823.md) | 2.02 Results of operations; 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-26-076823 |
| 2025-12-04 | 14:30 ET | [10-Q](/filings/0001193125-25-307917.md) | Quarterly report, period 2025-10-31 | 0001193125-25-307917 |
| 2025-11-25 | 16:14 ET | [8-K](/filings/0001193125-25-297233.md) | 2.02 Results of operations; 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-25-297233 |
| 2025-09-03 | 14:30 ET | [10-Q](/filings/0001193125-25-194853.md) | Quarterly report, period 2025-07-31 | 0001193125-25-194853 |
| 2025-08-28 | 16:44 ET | [8-K](/filings/0001193125-25-191300.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-25-191300 |
| 2025-06-06 | 17:03 ET | [8-K](/filings/0001193125-25-137166.md) | 5.07 Shareholder vote results | 0001193125-25-137166 |
| 2025-06-03 | 14:30 ET | [10-Q](/filings/0000950170-25-080767.md) | Quarterly report, period 2025-04-30 | 0000950170-25-080767 |
| 2025-05-29 | 16:18 ET | [8-K](/filings/0001193125-25-130656.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-25-130656 |
| 2025-04-25 | 17:12 ET | [DEF 14A](/filings/0001193125-25-097128.md) | Proxy statement, period 2025-06-04 | 0001193125-25-097128 |
| 2025-04-04 | 17:15 ET | [8-K](/filings/0001193125-25-073534.md) | 5.02 Departure or appointment of officers or directors | 0001193125-25-073534 |
| 2025-03-28 | 13:10 ET | [10-K](/filings/0000950170-25-046499.md) | Annual report, period 2025-01-31 | 0000950170-25-046499 |
| 2025-02-28 | 16:46 ET | [8-K](/filings/0001193125-25-042642.md) | 5.02 Departure or appointment of officers or directors | 0001193125-25-042642 |
| 2025-02-26 | 16:22 ET | [8-K](/filings/0001193125-25-036769.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-25-036769 |
| 2024-12-27 | 16:38 ET | [8-K](/filings/0001193125-24-285963.md) | 1.01 Entry into a material agreement | 0001193125-24-285963 |
| 2024-12-06 | 15:20 ET | [10-Q](/filings/0000950170-24-134023.md) | Quarterly report, period 2024-10-31 | 0000950170-24-134023 |
| 2024-11-26 | 16:25 ET | [8-K](/filings/0001193125-24-266132.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-24-266132 |
| 2024-09-04 | 13:40 ET | [10-Q](/filings/0000950170-24-103199.md) | Quarterly report, period 2024-07-31 | 0000950170-24-103199 |
| 2024-08-27 | 16:16 ET | [8-K](/filings/0001193125-24-207779.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-24-207779 |
| 2024-06-17 | 16:53 ET | [8-K](/filings/0001193125-24-162670.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001193125-24-162670 |
| 2024-06-06 | 14:00 ET | [10-Q](/filings/0000950170-24-069790.md) | Quarterly report, period 2024-04-30 | 0000950170-24-069790 |
| 2024-05-30 | 16:25 ET | [8-K](/filings/0001193125-24-150359.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-24-150359 |
| 2024-05-03 | 16:48 ET | [DEF 14A](/filings/0001193125-24-130845.md) | Proxy statement, period 2024-06-12 | 0001193125-24-130845 |
| 2024-05-03 | 16:46 ET | [8-K](/filings/0001193125-24-130844.md) | 5.02 Departure or appointment of officers or directors | 0001193125-24-130844 |
| 2024-03-29 | 15:00 ET | [10-K](/filings/0000950170-24-038555.md) | Annual report, period 2024-01-31 | 0000950170-24-038555 |
| 2024-02-28 | 17:21 ET | [8-K](/filings/0001193125-24-050958.md) | 5.02 Departure or appointment of officers or directors | 0001193125-24-050958 |
| 2024-02-27 | 16:17 ET | [8-K](/filings/0001193125-24-047944.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-24-047944 |
| 2023-12-08 | 14:00 ET | [10-Q](/filings/0000950170-23-068983.md) | Quarterly report, period 2023-10-31 | 0000950170-23-068983 |
| 2023-11-30 | 16:18 ET | [8-K](/filings/0001193125-23-286312.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-23-286312 |
| 2023-10-18 | 08:31 ET | [8-K](/filings/0001193125-23-258106.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-23-258106 |
| 2023-09-08 | 13:48 ET | [10-Q](/filings/0000950170-23-047207.md) | Quarterly report, period 2023-07-31 | 0000950170-23-047207 |
| 2023-08-29 | 16:16 ET | [8-K](/filings/0001193125-23-223867.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-23-223867 |
| 2023-06-23 | 17:11 ET | [8-K](/filings/0001193125-23-173956.md) | 5.07 Shareholder vote results | 0001193125-23-173956 |
| 2023-06-06 | 14:59 ET | [10-Q](/filings/0000950170-23-026602.md) | Quarterly report, period 2023-04-30 | 0000950170-23-026602 |
| 2023-05-30 | 16:24 ET | [8-K](/filings/0001193125-23-156616.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-23-156616 |
| 2023-05-11 | 17:05 ET | [DEF 14A](/filings/0001193125-23-142149.md) | Proxy statement | 0001193125-23-142149 |
| 2023-03-31 | 14:31 ET | [10-K](/filings/0000950170-23-011305.md) | Annual report, period 2023-01-31 | 0000950170-23-011305 |
| 2023-03-14 | 09:05 ET | [8-K](/filings/0001193125-23-069698.md) | 8.01 Other events | 0001193125-23-069698 |
| 2023-03-10 | 17:27 ET | [8-K](/filings/0001193125-23-067787.md) | 8.01 Other events | 0001193125-23-067787 |
| 2023-03-02 | 16:47 ET | [8-K](/filings/0001193125-23-058274.md) | 5.02 Departure or appointment of officers or directors | 0001193125-23-058274 |
| 2023-02-28 | 16:15 ET | [8-K](/filings/0001193125-23-053861.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-23-053861 |
| 2022-12-09 | 13:46 ET | [10-Q](/filings/0001564590-22-039181.md) | Quarterly report, period 2022-10-31 | 0001564590-22-039181 |
| 2022-12-01 | 16:18 ET | [8-K](/filings/0001193125-22-296541.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-22-296541 |

Page 1 of 4. [Older](/companies/amba/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 30, 2026, 13:39 ET. No prices; not investment advice.