Amprius Technologies, Inc. (Nasdaq: AMPX) is a Silicon Valley-based advanced battery manufacturer that went public through a SPAC merger with Kensington Capital Acquisition Corp. IV, sponsored by Kensington Capital Partners, which completed its IPO in 2021 targeting the clean energy and transportation sectors. Amprius develops high-energy-density silicon anode lithium-ion battery cells for aerospace, defense, and electric vehicle applications, and filed a Form 10-Q with the SEC on August 12, 2022. The company holds active partnerships with major aerospace customers and markets its silicon anode platform as a performance-focused alternative to conventional graphite anode technology. Sign up for SpacDesk to access full filing history, deal timelines, and comparable SPAC transaction data on AMPX and the broader clean-energy universe.