Warrants

9 Months Ended

Sep. 30, 2020

Proceeds From Issuance Of Preferred Stock Preference Stock And Warrants [Abstract]

Warrants

Note 12. Warrants

In connection with certain of its redeemable convertible preferred stock issuances, convertible debt financings and other financing arrangements, the Company has issued warrants for shares of its common stock and various issues of its redeemable convertible preferred stock, which have since been converted to common stock warrants.

In September 2019, in connection with the Securities Purchase Agreement (see Note 13), the Company issued and sold an aggregate of 5,411,687 pre-funded warrants exercisable for an aggregate of 5,411,687 shares of common stock. The total exercise price of the pre-funded warrants is $0.65 per share, $0.64 of which was pre-funded and paid to the Company upon issuance of the pre-funded warrants. The remaining exercise price of the pre-funded warrants is $0.01 per share. In March 2020, 3,176,762 of the pre-funded warrants were exercised for proceeds of $31,768. As of September 30, 2020, the remaining pre-funded warrants remain outstanding and are exercisable by the holders at any time.

In connection with the SVB Term Loan Agreement (see Note 8), the Company granted to SVB a warrant to purchase up to 643,413 shares of the Company’s common stock at a purchase price of $0.7771 per share. The warrant will expire on June 24, 2030 and may be exercised for cash or at the election of the holder on a cashless, net exercise basis.

The following table shows the common stock warrants outstanding as of September 30, 2020:

Warrant Issuance Date	Shares of CommonStock Underlying Warrants		Exercise Price/Share		Expiration Date
August 2014		28,713	$	23.51	2024
December 2014		144,772		14.00	2022
March 2016		45,307		2.76	2026
March 2018		18,123		7.73	2028
September 2019		2,234,925		0.01	N/A
June 2020		643,413		0.7771	2030