AMPRIUS TECHNOLOGIES INC (AMPX)
Industrials · Advanced lithium-ion battery technology · NYSE
Amprius develops high-energy-density silicon anode lithium-ion batteries for aviation, drones, and electric vehicles with superior performance versus conventional graphite batteries.
What AMPRIUS TECHNOLOGIES INC does
Amprius Technologies develops, manufactures, and markets advanced lithium-ion batteries featuring proprietary silicon anode technology designed for mobility applications. The company's SiCore batteries offer high energy density, high power density, and fast charging capabilities, serving as a direct drop-in replacement for conventional graphite anodes. Primary end markets include unmanned aerial systems (drones, HAPS), aviation, and electric ground/marine vehicles, with over 500 customer engagements and 4.2 million battery cells shipped through 2025. The company leverages contract manufacturing partners, including its Amprius Korea Battery Alliance, to scale production to over 2.0 GWh annually while maintaining a pilot manufacturing facility in Fremont, California.
Themes: ["Advanced battery technology / energy storage"]
Fundamentals
- Price$11.88 as of 2026-07-09 close
- Market cap$1.7B as of 2026-07-10
- 1-year return+99.3% as of 2026-07-09 close
- Net margin-44.0% as of 2026-07-10
- Gross margin+18.1% as of 2026-07-10
- ROE-40.4% as of 2026-07-10
- Debt / equity0.00 as of 2026-07-10
- Revenue growth (YoY)+172.6% as of 2026-07-10
- Revenue CAGR (3y)+154.9% SEC XBRL
- Beta2.29 as of 2026-07-10
Key risks (from latest filing)
["Dependence on contract manufacturing partners and Berzelius for silicon anode material supply; concentration risk on Asia-based manufacturing relationships and exclusive supply agreement terms."]
Competitors & peers
- Contemporary Amperex Technology (CATL)
Fundamentals: Finnhub, as of 2026-07-10. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-07-09.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & Finnhub, shown with their as-of date.