Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2023

Restricted Stock and Restricted Stock Units (RSUs)

Schedule of total compensation cost recognized in the statement of operations

Total compensation cost recognized for all stock options, restricted stock awards and restricted stock units in the statements of operations is as follows (in thousands):

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2023		2022		2023		2022
Research and development	$	1,468	$	1,397	$	2,810	$	2,675
Selling, general and administrative		2,423		2,420		4,822		4,521
Total	$	3,891	$	3,817	$	7,632	$	7,196