Common Stock Reserved For Future Issuance (Tables)

6 Months Ended

Jun. 30, 2020

Common Stock Reserved for Future Issuance

Schedule of common Stock reserved for future issuance

	June 30,	December 31,
	2020	2019
Warrants for the purchase of common stock	6,193,749	6,193,749
Options outstanding to purchase common stock	1,301,262	785,832
Options available for future issuance to purchase common stock	2,009,572	525,484
Shares reserved for the employee stock purchase plan	148,951	112,481
Total	9,653,534	7,617,546