Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2023

Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]

Summary of the Weighted-average Assumptions Used in the Valuation of Stock Options Granted

The following table summarizes the weighted-average assumptions used in the valuation of stock options granted:

	Nine Months Ended September 30,
	2023			2022
Expected volatility (%)		81.4	%		77.7	%
Risk-free interest rate (%)		3.6	%		2.9	%
Expected dividend yield		—			—
Expected term (years)		6.0			6.0

Summary of the Company Recognized Stock-based Compensation Expense Related to Stock Options

The Company recognized stock-based compensation expense related to stock options of $0.8 million and $1.0 million for the three months ended September 30, 2023 and 2022, respectively, and $2.8 million and $4.0 million for the nine months ended September 30, 2023 and 2022, respectively. This expense was included in the consolidated statements of operations and comprehensive loss as follows (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2023		2022		2023		2022
Sales and marketing	$	10	$	200	$	42	$	731
Operations		133		199		500		729
Technology and product development		88		267		295		988
General and administrative		531		319		1,925		1,526
Total	$	762	$	985	$	2,762	$	3,974

Restricted Stock Units (RSUs) [Member]

Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]

Summary of Restricted Stock Units (RSUs) Activity

Restricted stock units (RSUs) activity for the nine months ended September 30, 2023 is as follows:

	Number of Shares			Weighted- Average Grant Date Fair Value
Balance, December 31, 2022		3,450,792		$	8.52
RSUs granted		2,358,777			0.43
RSUs vested		(1,149,576	)		5.57
RSUs canceled		(485,261	)		8.70
Balance, September 30, 2023		4,174,732		$	4.74

Summary of Stock Option Activity

Stock option activity for the nine months ended September 30, 2023 (in thousands, except share amounts and per unit data) is as follows:

	Number of Shares			Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Life (Years)		Aggregate Intrinsic Value
Balance, December 31, 2022		5,134,332		$	3.40		6.50	$	61
Options granted		4,490,000			0.27		9.14		359
Options exercised		—			0.00		—		—
Options expired		(331,091	)		3.68		—		—
Options forfeited		(342,085	)		2.57		—		14
Balance, September 30, 2023		8,951,156		$	1.83		8.05	$	377
Vested and Exercisable,    September 30, 2023		3,556,336			2.82		5.60		59
Vested and Exercisable and Expected to Vest,    September 30, 2023		8,951,156		$	1.83		8.05	$	377

Summary of the Company Recognized Stock-based Compensation Expense Related to Stock Options

The Company recognized stock-based compensation expense related to RSUs of $2.9 million and $0.3 million for the three months ended September 30, 2023 and 2022, respectively, and $7.2 million and $1.0 million for the nine months ended September 30, 2023 and 2022, respectively. This expense was included in the consolidated statements of operations and comprehensive loss as follows (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2023		2022		2023		2022
Sales and marketing	$	92	$	59	$	313	$	181
Operations		404		58		1,475		187
Technology and product development		1,042		78		2,931		395
General and administrative		1,249		94		2,473		207
Total	$	2,787	$	289	$	7,192	$	970