Ambarella AMBA SEC Filings

NASDAQ AMBA
$63.12 -2.88 (-4.36%)
At close: Oct 22, 2026 · 4:00 PM EDT
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing Ambarella Inc (AMBA) has made, as reported on EDGAR — annual and quarterly reports, current reports, insider transactions and ownership disclosures. Filter by form group, form type or period, and open any filing or its index directly.

Form Type
# Form Type Form Group Accession Date Filing Index
14Insider Transaction0001280263-26-000077Sep 28, 2026 9:06 PM
2144Insider Transaction0001959173-26-007113Sep 25, 2026 2:00 PM
34Insider Transaction0001280263-26-000075Sep 21, 2026 9:57 PM
44Insider Transaction0001280263-26-000073Sep 18, 2026 8:51 PM
54Insider Transaction0001280263-26-000072Sep 18, 2026 8:50 PM
64Insider Transaction0001280263-26-000071Sep 18, 2026 8:50 PM
74Insider Transaction0001280263-26-000070Sep 18, 2026 8:50 PM
8144Insider Transaction0001950047-26-009667Sep 18, 2026 8:19 PM
94Insider Transaction0001280263-26-000065Sep 10, 2026 9:36 PM
104Insider Transaction0001280263-26-000062Sep 10, 2026 8:49 PM
114Insider Transaction0001280263-26-000061Sep 10, 2026 8:48 PM
124Insider Transaction0001280263-26-000060Sep 10, 2026 8:48 PM
134Insider Transaction0001280263-26-000059Sep 10, 2026 8:48 PM
144Insider Transaction0001280263-26-000058Sep 10, 2026 8:48 PM
154Insider Transaction0001280263-26-000057Sep 10, 2026 8:47 PM
1610-QQuarterly & Annual Report0001193125-26-383365Sep 4, 2026 5:45 PM
178-KCurrent Report0001193125-26-381923Sep 3, 2026 8:19 PM
18SCHEDULE 13GBeneficial Ownership Report0000093751-26-000408Aug 7, 2026 12:38 PM
19S-8Prospectus0001193125-26-330848Aug 3, 2026 5:18 PM
20SCHEDULE 13GBeneficial Ownership Report0002100119-26-001348Jul 31, 2026 1:57 PM
214Insider Transaction0001280263-26-000055Jul 10, 2026 8:55 PM
22144Insider Transaction0001950047-26-006981Jul 9, 2026 8:23 PM
234Insider Transaction0001280263-26-000053Jul 2, 2026 8:58 PM
244Insider Transaction0001280263-26-000052Jul 2, 2026 8:57 PM
258-KCurrent Report0001193125-26-292824Jul 1, 2026 9:16 PM
26144Insider Transaction0001950047-26-006763Jul 1, 2026 8:58 PM
27144Insider Transaction0001950047-26-006695Jul 1, 2026 8:17 PM
284Insider Transaction0001280263-26-000049Jun 30, 2026 9:17 PM
29144Insider Transaction0001959173-26-004905Jun 26, 2026 9:47 AM
304Insider Transaction0001280263-26-000047Jun 18, 2026 8:55 PM
314Insider Transaction0001280263-26-000046Jun 18, 2026 8:55 PM
324Insider Transaction0001280263-26-000045Jun 18, 2026 8:54 PM
334Insider Transaction0001280263-26-000044Jun 18, 2026 8:54 PM
34144Insider Transaction0001950047-26-006281Jun 17, 2026 8:34 PM
354Insider Transaction0001280263-26-000039Jun 16, 2026 8:57 PM
36144Insider Transaction0001950047-26-006041Jun 12, 2026 4:49 PM
37DEFA14AOthers0001193125-26-265134Jun 10, 2026 8:30 AM
3810-QQuarterly & Annual Report0001193125-26-253198Jun 2, 2026 6:40 PM
39SDOthers0001193125-26-248668May 29, 2026 9:03 PM
404Insider Transaction0001280263-26-000037May 28, 2026 12:02 AM
414Insider Transaction0001280263-26-000036May 28, 2026 12:02 AM
428-KCurrent Report0001193125-26-245234May 28, 2026 8:10 PM
43ARSOthers0001193125-26-227208May 15, 2026 9:11 PM
44DEFA14AOthers0001193125-26-227196May 15, 2026 9:09 PM
45DEF 14AOthers0001193125-26-227183May 15, 2026 9:07 PM
46SCHEDULE 13GBeneficial Ownership Report0002100121-26-000127Apr 28, 2026 8:12 PM
47SCHEDULE 13GBeneficial Ownership Report0002100121-26-000127Apr 28, 2026 8:12 PM
48SCHEDULE 13GBeneficial Ownership Report0002100121-26-000127Apr 28, 2026 8:12 PM
494Insider Transaction0001280263-26-000033Apr 22, 2026 11:33 PM
504Insider Transaction0001280263-26-000033Apr 22, 2026 11:33 PM
...

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