Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2023

Stockholders' Equity

Schedule of shareholder's equity

						Accumulated
	Common	Common		Additional		Other				Total
	Stock	Stock Par		Paid-In		Comprehensive		Accumulated		Stockholders’
	Shares	Value		Capital		Income		Deficit		Equity
	(In thousands, except share amounts)
Consolidated balance at December 31, 2022	47,200,695	$	47	$	1,580,829	$	1,260	$	(1,255,932)	$	326,204
Shares issued under stock option and employee stock purchase plans	43,986		—		694		—		—		694
Stock-based compensation	—		—		4,340		—		—		4,340
Unrealized gain on marketable securities	—		—		—		863		—		863
Net loss	—		—		—		—		(29,361)		(29,361)
Consolidated balance at March 31, 2023	47,244,681	$	47	$	1,585,863	$	2,123	$	(1,285,293)	$	302,740
Shares issued under stock option and employee stock purchase plans	9,132		—		133		—		—		133
Stock-based compensation	—		—		5,217		—		—		5,217
Unrealized loss on marketable securities	—		—		—		(51)		—		(51)
Net loss	—		—		—		—		(30,502)		(30,502)
Consolidated balance at June 30, 2023	47,253,813	$	47	$	1,591,213	$	2,072	$	(1,315,795)	$	277,537
Shares issued under stock option and employee stock purchase plans	10,384		—		257		—		—		257
Stock-based compensation	—		—		7,121		—		—		7,121
Unrealized gain on marketable securities	—		—		—		63		—		63
Net loss	—		—		—		—		(38,260)		(38,260)
Consolidated balance at September 30, 2023	47,264,197	$	47	$	1,598,591	$	2,135	$	(1,354,055)	$	246,718

						Accumulated
	Common	Common		Additional		Other				Total
	Stock	Stock Par		Paid-In		Comprehensive		Accumulated		Stockholders’
	Shares	Value		Capital		Income		Deficit		Equity
	(In thousands, except share amounts)
Consolidated balance at December 31, 2021	46,730,198	$	47	$	1,561,142	$	1,894	$	(1,143,607)	$	419,476
Shares issued under stock option and employee stock purchase plans	24,150		—		304		—		—		304
Stock-based compensation	—		—		3,153		—		—		3,153
Unrealized loss on marketable securities	—		—		—		(1,782)		—		(1,782)
Net loss	—		—		—		—		(23,050)		(23,050)
Consolidated balance at March 31, 2022	46,754,348	$	47	$	1,564,599	$	112	$	(1,166,657)	$	398,101
Shares issued under stock option and employee stock purchase plans	10,355		—		71		—		—		71
Stock-based compensation	—		—		3,454		—		—		3,454
Unrealized loss on marketable securities	—		—		—		(529)		—		(529)
Net loss	—		—		—		—		(36,004)		(36,004)
Consolidated balance at June 30, 2022	46,764,703	$	47	$	1,568,124	$	(417)	$	(1,202,661)	$	365,093
Shares issued under stock option and employee stock purchase plans	331,360		—		2,306		—		—		2,306
Stock-based compensation	—		—		4,496		—		—		4,496
Unrealized gain on marketable securities	—		—		—		305		—		305
Net loss	—		—		—		—		(26,784)		(26,784)
Consolidated balance at September 30, 2022	47,096,063	$	47	$	1,574,926	$	(112)	$	(1,229,445)	$	345,416