Stockholders' Equity (Tables)

3 Months Ended

Mar. 31, 2023

Equity [Abstract]

Summary of Outstanding Stock Warrants

Outstanding stock warrants consisted of the following as of March 31, 2023:

	Number of Warrants	Exercise Price Per Share		Expiration Date
Public warrants	29,268,336	$	11.50	September 14, 2027
Private warrants	16,400,000	$	11.50	September 14, 2027
PIPE warrants	2,052,500	$	12.50	September 14, 2027
Total warrants	47,720,836

Summary of Stock-Based Compensation Expense

Stock-based compensation from stock options and RSUs under the Equity Incentive Plans and from stock options under the Amprius Holdings 2008 Stock Plan that we recorded were included in the following lines in the accompanying condensed consolidated statements of operations during the periods presented (in thousands):

	Three months ended March 31, 2023
	2023		2022
Cost of revenue	$	169	$	113
Research and development	20		6
Selling, general and administrative	537		337
Total stock-based compensation expense	$	726	$	456