Redeemable Convertible Preferred Stock and Stockholders’ Equity (Tables)

9 Months Ended

Sep. 30, 2021

Equity [Abstract]

Schedule of Stock by Class

As of December 31, 2020, outstanding shares of common stock as well as shares of common stock attributable to stock options and restricted stock units (“RSUs”) were as follows:

	Series A	Series B
Common stock outstanding	52,895,029	1,049,276
Employee stock options – outstanding	5,298,660	2,496,380
Restricted stock units – outstanding	260,878	1,232,244
Employee stock plans – available	734,682	972,450
Shares of Series A common stock issuable upon conversion of all redeemable convertible preferred stock, exercise of all warrants for redeemable convertible preferred stock, outstanding Series B common stock, options, and RSUs	59,813,999	—
Total common stock – outstanding or issuable on exercise of options	119,003,248	5,750,350
Authorized	135,000,000	15,000,000
Common stock available for future issuance	15,996,752	9,249,650

As of September 30, 2021, outstanding shares of common stock as well as shares of common stock attributable to stock options and RSUs were as follows:

	Class A	Class B	Class C
Common stock outstanding	93,353,364	18,038,993	—
Employee stock options – outstanding	1,851,955	2,834,298	—
Restricted stock units – outstanding	1,533,719	1,881,504	—
Employee stock plans – available	11,655,180	222,736	—
Shares of Class A common stock issuable upon conversion of all outstanding Class B common stock, options, and RSUs	22,977,531	—	—
Total common stock – outstanding or issuable on exercise of options	131,371,749	22,977,531	—
Authorized	750,000,000	150,000,000	150,000,000
Common stock available for future issuance	618,628,251	127,022,469	150,000,000

Class of Treasury Stock

In February and June of 2021, the Company repurchased shares of common stock and redeemable convertible preferred stock directly from investors as follows:

	Number of Shares Repurchased	Amount Paid
Series A common stock	63,821	$	1,566
Series AA redeemable convertible preferred stock	160,136	3,928
Series D redeemable convertible preferred stock	60,137	1,475
Series E redeemable convertible preferred stock	45,507	1,116
Total shares repurchased	329,601	$	8,085