Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2022

Summary of Significant Accounting Policies

Schedule of anti-dilutive common stock equivalents excluded from calculation of diluted net loss per share

	Three Months Ended March 31,
	2022	2021
Series X Preferred Stock	5,242,501	14,346,167
Stock options	1,962,650	271,887
Common stock warrants	1,530,176	1,063,148
Preferred stock warrants	—	467,500
	8,735,327	16,148,702

Schedule of cash and cash equivalents

The reconciliation of cash, cash equivalents and restricted cash reported within the applicable condensed consolidated balance sheet that sum to the total of the same such amount shown in the condensed consolidated statement of cash flows is as follows (in thousands):

	March 31,
	2022		2021
Cash and cash equivalents	$	46,687	$	146,920
Restricted cash		284		121
Total	$	46,971	$	147,041