Amprius Technologies AMPX SEC Filings

NYSE AMPX
$8.35 +0.17 (+2.08%)
At close: Oct 26, 2026 · 4:00 PM EDT
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing Amprius Technologies, Inc. (AMPX) 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
1S-3ASROthers0001104659-26-115105Oct 9, 2026 5:24 PM
28-KCurrent Report0001899287-26-000065Sep 28, 2026 12:54 AM
34Insider Transaction0001476220-26-000034Aug 25, 2026 9:22 PM
4144Insider Transaction0001476220-26-000033Aug 25, 2026 9:22 PM
54Insider Transaction0001940928-26-000024Aug 25, 2026 9:22 PM
6144Insider Transaction0001940928-26-000023Aug 25, 2026 9:21 PM
74Insider Transaction0002067233-26-000019Aug 25, 2026 9:21 PM
8144Insider Transaction0002067233-26-000018Aug 25, 2026 9:21 PM
9144Insider Transaction0001950047-26-008579Aug 24, 2026 8:08 PM
108-KCurrent Report0001899287-26-000062Aug 13, 2026 4:49 PM
1110-QQuarterly & Annual Report0001899287-26-000059Aug 6, 2026 8:22 PM
128-KCurrent Report0001899287-26-000056Aug 4, 2026 4:15 PM
13SCHEDULE 13GBeneficial Ownership Report0002012383-26-002178Jul 27, 2026 8:25 PM
148-KCurrent Report0001899287-26-000053Jun 17, 2026 8:25 PM
154Insider Transaction0001230569-26-000005Jun 16, 2026 10:03 PM
164Insider Transaction0001517394-26-000003Jun 16, 2026 10:01 PM
174Insider Transaction0001045434-26-000009Jun 16, 2026 10:00 PM
184Insider Transaction0001296381-26-000005Jun 16, 2026 10:00 PM
194Insider Transaction0001045434-26-000007Jun 11, 2026 9:56 PM
20144Insider Transaction0001949846-26-000360Jun 8, 2026 7:28 PM
214Insider Transaction0002067233-26-000015Jun 5, 2026 8:57 PM
22144Insider Transaction0001950047-26-005630Jun 4, 2026 8:18 PM
234Insider Transaction0001476220-26-000029May 28, 2026 10:24 PM
24144Insider Transaction0001476220-26-000028May 28, 2026 10:23 PM
254Insider Transaction0002067233-26-000012May 28, 2026 10:22 PM
26144Insider Transaction0002067233-26-000010May 28, 2026 10:20 PM
274Insider Transaction0001940928-26-000020May 28, 2026 10:12 PM
28144Insider Transaction0001940928-26-000018May 28, 2026 10:11 PM
294Insider Transaction0001045434-26-000005May 28, 2026 10:10 PM
308-KCurrent Report0001899287-26-000051May 19, 2026 8:40 PM
318-KCurrent Report0001899287-26-000047May 8, 2026 9:36 PM
328-KCurrent Report0001899287-26-000047May 8, 2026 9:36 PM
338-KCurrent Report0001899287-26-000047May 8, 2026 9:36 PM
344Insider Transaction0002067233-26-000004May 7, 2026 8:53 PM
354Insider Transaction0002067233-26-000004May 7, 2026 8:53 PM
364Insider Transaction0002067233-26-000004May 7, 2026 8:53 PM
3710-QQuarterly & Annual Report0001899287-26-000045May 7, 2026 8:52 PM
3810-QQuarterly & Annual Report0001899287-26-000045May 7, 2026 8:52 PM
3910-QQuarterly & Annual Report0001899287-26-000045May 7, 2026 8:52 PM
404Insider Transaction0001476220-26-000017May 7, 2026 8:51 PM
414Insider Transaction0001476220-26-000017May 7, 2026 8:51 PM
424Insider Transaction0001476220-26-000017May 7, 2026 8:51 PM
438-KCurrent Report0001899287-26-000037May 6, 2026 8:11 PM
44ARSOthers0001899287-26-000032Apr 29, 2026 10:57 PM
45DEFA14AOthers0001899287-26-000028Apr 29, 2026 10:52 PM
46DEF 14AOthers0001899287-26-000026Apr 29, 2026 10:50 PM
47SCHEDULE 13GBeneficial Ownership Report0001595888-26-000030Apr 28, 2026 8:07 PM
488-KCurrent Report0001899287-26-000022Apr 21, 2026 8:58 PM
494Insider Transaction0001476220-26-000015Apr 2, 2026 8:51 PM
50144Insider Transaction0001950047-26-003170Apr 1, 2026 8:47 PM
...

Amprius Technologies, Inc. SEC Filings API

Pull Amprius Technologies, Inc.'s SEC filing index, with links to every filing and exhibit, into your own tools with the Business Quant SEC Filings API. Swap YOUR_API_KEY for your own key.

https://data.businessquant.com/secfilings?ticker=AMPX&formtype=10-K,10-Q&api_key=YOUR_API_KEY