Amprius Technologies, Inc. AMPX

Company Overview

Amprius Technologies, Inc. (NYSE: AMPX) is a U.S.-based lithium-ion battery technology company focused on the development and commercialization of high-energy-density silicon anode batteries for mobility and aviation applications. The company operates within the advanced energy storage, battery materials, and electrification industries, with a primary emphasis on supplying rechargeable battery cells for sectors requiring lightweight and high-performance energy systems. Its core products include silicon nanowire anode lithium-ion cells designed to deliver higher energy density and faster charging performance than conventional graphite-based lithium-ion batteries.

The company’s primary revenue drivers are battery cell sales, battery pack development, and strategic customer engagements tied to aerospace, defense, electric aviation, unmanned aerial systems, and high-performance electric mobility markets. Amprius has positioned itself as a specialized supplier for applications where weight reduction and energy density are critical operational requirements. The company traces its origins to technology developed at Stanford University and was founded in 2008. Over time, it evolved from a research-driven battery materials company into a commercial-stage manufacturer focused on scaling silicon anode battery production and expanding industrial partnerships.