Amprius Technologies, Inc. SEC filings AMPX-WT

Amprius Technologies, Inc. has 501 filings in SEC EDGAR's recent list, going back to Dec 15, 2021. Its latest annual report, Form ARS, was filed on Apr 29, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 6, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Sep 28, 2026 (material agreement). The company's fiscal year ends on December 31.

Form Description Filed Period
10-Q Quarterly report Aug 6, 2026 Jun 30, 2026
10-Q Quarterly report May 7, 2026 Mar 31, 2026
10-Q Quarterly report Nov 6, 2025 Sep 30, 2025
10-Q Quarterly report Aug 7, 2025 Jun 30, 2025
10-Q Quarterly report May 8, 2025 Mar 31, 2025
10-Q Quarterly report Nov 7, 2024 Sep 30, 2024
10-Q Quarterly report Aug 9, 2024 Jun 30, 2024
10-Q Quarterly report May 9, 2024 Mar 31, 2024
10-Q Quarterly report Nov 13, 2023 Sep 30, 2023
10-Q Quarterly report Aug 11, 2023 Jun 30, 2023
10-Q Quarterly report May 11, 2023 Mar 31, 2023
10-Q Quarterly report Nov 14, 2022 Sep 30, 2022
10-Q Quarterly report Aug 12, 2022 Jun 30, 2022
10-Q Quarterly report May 17, 2022 Mar 31, 2022

Showing 14 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
Miscellaneous Electrical Machinery, Equipment & Supplies (SIC 3690)
Listed as
AMPX (NYSE), AMPX-WT (NYSE)
Fiscal year ends
December 31
Incorporated in
DE
Headquarters
Fremont, CA
SEC filer status
, Emerging growth company
SEC CIK
1899287
Former names
Kensington Capital Acquisition Corp. IV (until Sep 14, 2022)

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.