Stockholders' Equity

9 Months Ended

Sep. 30, 2021

Equity [Abstract]

Stockholders' Equity

7. Stockholders’ Equity         

Common Stock

As of September 30, 2021 and December 31, 2020, the authorized capital stock of the Company included 150,000,000 shares of common stock, $0.0001 par value and 10,000,000 shares of undesignated preferred stock. As of September 30, 2021 and December 31, 2020, no undesignated preferred stock was outstanding.

As of September 30, 2021, no cash dividends have been declared or paid.

Common Stock Reserved for Future Issuance

As of September 30, 2021 and December 31, 2020, the Company has reserved the following shares of common stock for future issuance:

	September 30, 2021		December 31, 2020
Shares reserved for exercise of outstanding stock options		7,999,382		5,559,545
Shares reserved for vesting of restricted stock units		709,025		1,198
Shares reserved for issuance under the 2018 Stock Option and Grant Plan		2,147,631		3,877,478
Shares reserved for issuance under the 2018 Employee Stock Purchase Plan		1,151,010		762,900
Shares reserved for issuance under the 2019 Inducement Plan		414,280		365,050
Shares reserved for issuance under the 2020 Inducement Plan		1,637,000		1,700,000
Total shares of authorized common stock reserved for future issuance		14,058,328		12,266,171