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Amprius Technologies, Inc. — Investor Relations & Filings

Ticker · AMPX ISIN · US03214Q1085 US Manufacturing
Filings indexed 439 across all filing types
Latest filing 2026-04-21 Regulatory Filings
Country US United States of America
Listing US AMPX

About Amprius Technologies, Inc.

https://amprius.com/

Amprius Technologies, Inc. develops and manufactures advanced lithium-ion batteries featuring a proprietary silicon anode technology. This technology enables the production of cells with industry-leading energy and power density, which provides significant performance improvements over conventional graphite-based batteries. The company's batteries are engineered to deliver longer range, higher payloads, and faster charging capabilities. Key markets for these high-performance cells include demanding applications in electric mobility, particularly in the aviation sector (such as drones, Unmanned Aerial Systems, and electric aircraft), as well as electric vehicles and advanced electronics.

Recent filings

Filing Released Lang Actions
8-K - Amprius Technologies, Inc. (0001899287) (Filer)
Regulatory Filings
2026-04-21 English
SCHEDULE 13G/A - Amprius Technologies, Inc. (0001899287) (Subject)
Major Shareholding Notification
2026-03-26 English
4 - Amprius Technologies, Inc. (0001899287) (Issuer)
Director's Dealing
2026-03-25 English
144 - Amprius Technologies, Inc. (0001899287) (Subject)
Regulatory Filings
2026-03-23 English
8-K - AMPRIUS TECHNOLOGIES, INC. (0001899287) (Filer)
Regulatory Filings
2026-03-04 English
4 - AMPRIUS TECHNOLOGIES, INC. (0001899287) (Filer)
Director's Dealing
2026-02-24 English

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