Amprius Technologies Inc. (AMPX)

Sep 19, 2026

Amprius Technologies is aggressively expanding its silicon-anode battery business, with its SiCore batteries making up 98% of Q2 revenue, driven by strong European drone demand. The company achieved 126% year-over-year revenue growth and improved gross margins to 27%, while also maintaining a strong cash position of $74.5 million. Although defense drone demand is a significant near-term growth driver, especially in Europe, Amprius is also diversifying into electric motorcycles and other commercial sectors, with U.S. market entry for defense applications pending NDAA compliance and domestic production targeted for 2027.

Sep 14, 2026

Amprius Technologies has introduced its new SiCore 500 battery cell, designed to achieve an energy density of 500 Wh/kg using conventional lithium-ion manufacturing equipment. This advancement targets long-endurance aviation applications like fixed-wing drones and HAPS, allowing for extended flight durations and increased payload capacity. The company emphasizes the scalability and cost-effectiveness of this new platform, marking its first commercially viable 500 Wh/kg battery on standard infrastructure.