Table of Contents Index to Consolidated Financial Statements UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 __________________________________ FORM 10-K __________________________________ (Mark One) x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ________ to ________ Commission ...

Amprius Technologies, Inc. (NYSE:AMPX) Q4 2022 Earnings Conference Call March 23, 2023 5:00 PM ET Company Participants Greg Bradbury - Investor Relations Kang Sun - Chief Executive Officer Sandra Wallach - Chief Financial Officer Conference Call Participants Colin Rusch - Oppenheimer Operator Good afternoon and welcome to the Amprius Technologies Conference Call and Webcast. It’s now my pleasure to turn the call over to Greg Bradbury. Greg Bradbury Good afternoon. Welcome to Amprius Technologies’ fourth qua ...