SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

9 Months Ended

Sep. 30, 2021

Accounting Policies [Abstract]

Fair Value Measurements, Recurring and Nonrecurring

The following table sets forth the fair value of the Company’s financial assets measured at fair value on a recurring basis based on the three-tier fair value hierarchy (in thousands):

	Level 1 (1)
	September 30, 2021		December 31, 2020
Assets:
Money market funds	$	13,643	$	29,182

____________

(1)    No assets as of each respective date were identified as Level 2 or 3 based on the three-tier fair value hierarchy. The Company had no financial liabilities measured at fair value on a recurring basis as of each respective date.

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The following table sets forth the potential common shares excluded from the calculation of diluted net loss per share because their inclusion would be anti-dilutive:

	Three and Nine Months Ended September 30,
	2021	2020
Outstanding warrants	27,944,544	19,556,108
Outstanding options	7,089,524	4,743,537
Unvested restricted stock units	47,435	204,233
Total	35,081,503	24,503,878