Amprius Technologies, Inc. (NYSE: AMPX) is a silicon anode lithium-ion battery developer that entered the public markets through a business combination with Kensington Capital Acquisition Corp. IV, a blank-check company sponsored by Kensington Capital Partners, which priced its IPO in 2021. The merger was announced in May 2022 and closed in September 2022, bringing Amprius into the advanced energy storage and clean technology sector as a publicly traded company. The 10-Q filing dated May 17, 2022, accession number 0001193125-22-152074, was submitted during the pre-close period. Amprius focuses on high-energy-density silicon anode batteries with applications in aerospace, defense, and electric aviation. Sign up on SpacDesk for full filing history, sponsor data, and transaction analytics on Amprius and thousands of other SPAC deals.