Warrants

3 Months Ended

Mar. 31, 2022

Equity [Abstract]

Warrants

Warrants

On February 17, 2022, the Series K warrants expired with 7,126 unexercised warrants.

The following table sets forth information pertaining to shares issued upon the exercise of warrants:

	Issuance Date	Expiration Date	Exercise Price as of March 31, 2022		Shares Underlying Warrants on Issuance Date	Shares Issued upon Warrant Exercises as of March 31, 2022	Shares Underlying Warrants Outstanding as of March 31, 2022
Series 2020-A Warrants (1)	7/6/2020	7/6/2025	$	0.60	30,000,000	29,914,069	85,931

(1) The Series 2020-A Warrants are equity-classified warrants.

During the three months ended March 31, 2022, common stock was issued as a result of the exercise of warrants as shown below (dollars in thousands):

	Common Stock Issued	Proceeds
Series 2020-A Warrants	4,677	$	3