Capital Structure

12 Months Ended

Dec. 31, 2023

Stockholders' Equity Note [Abstract]

Capital Structure

Capital Structure

Common Stock

The Company has two authorized classes of common stock, Class A and Class B. The rights of the holders of Class A and Class B common stock are identical, except with respect to voting and conversion. Each share of Class A common stock is entitled to one vote and shares of Class B common stock are non-voting. Each share of Class B common stock may be converted at any time to one share of Class A common stock at the option of its holder, subject to the ownership limitations provided for in the Company’s amended and restated certificate of incorporation. In September 2023, holders of Class B common stock converted 437,500 shares of Class B common stock to 437,500 shares of Class A common stock.

The following shares of Class A common stock were reserved for future issuance:

	December 31,
	2023	2022
Warrants to purchase Class A common stock	2,775,978	2,775,978
Options to purchase Class A common stock	7,251,663	8,428,441
Restricted stock units outstanding	2,692,459	—
Class A common stock available for future grants under the 2021 Equity Incentive Plan	1,002,091	1,926,356
Class A common stock available for future grants under the 2021 Employee Stock Purchase Plan	801,668	598,777
Total	14,523,859	13,729,552

Preferred Stock

The Company is authorized to issue up to 5,000,000 shares of preferred stock, par value $0.0001 per share. There were no preferred shares outstanding at December 31, 2023 and 2022.