Net Loss Per Share Attributable to Common Stockholders (Tables)

9 Months Ended

Sep. 30, 2021

Schedule of Earnings Per Share, Basic and Diluted

The shares issued in the IPO, the shares issued pursuant to the exercise by the underwriters of an option to purchase additional shares, and the shares of Class A and Class B common stock issued upon conversion of the outstanding shares of convertible preferred stock in the IPO are included in the table below, weighted for the period outstanding:


	Three months ended September 30,								Nine months ended September 30,
	2021				2020				2021				2020
	Class A(1)		Class B(2)		Class A(1)		Class B(2)		Class A(1)		Class B(2)		Class A(1)		Class B(2)
	(in thousands, except per share amounts)
Net loss attributable to common stockholders	$	(55,109)	$	(1,089)	$	(20,763)	$	(3,015)	$	(154,623)	$	(10,553)	$	(39,670)	$	(10,558)
Weighted-average shares used in computing net loss per share attributable to common stockholders, basic and diluted	114,218		2,257		92,510		13,432		107,952		7,368		79,307		21,106
Net loss per share attributable to common stockholders, basic and diluted	$	(0.48)	$	(0.48)	$	(0.22)	$	(0.22)	$	(1.43)	$	(1.43)	$	(0.50)	$	(0.50)

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(1)Class A common stock includes the issuance of 12.9 million shares of Class A common stock issued by us in connection with our IPO and the shares issued in connection with our follow-on offering on May 26, 2020. It also includes shares issued upon the exercise of options and vesting of RSUs granted subsequent to our IPO, shares issued as part of our prior acquisitions, and converted Common B shares.

(2)Class B common stock includes, for all periods presented, common stock issued prior to the IPO and the conversion of all of our preferred stock into an aggregate of 53.6 million shares of our Class B common stock upon closing of the IPO. Some of these shares were previously converted into shares of Class A common stock. On July 12, 2021, all shares of Class B common stock were converted into shares of Class A common stock.

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The potential shares of common stock that were excluded from the computation of diluted net loss per share attributable to common stockholders for the period presented because including them would have been antidilutive are as follows:


	Number of Shares
	As of September 30,
	2021	2020
	(in thousands)
Stock options	5,175	7,290
RSUs	4,458	4,354
PSUs	109	88
Revest shares	448	—
Early exercised stock options	48	106
Shares issuable pursuant to the ESPP	83	90
Convertible senior notes (if-converted)	9,229	—
Total	19,550	11,928