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Stock Option Plan (Tables)

3 Months Ended

Mar. 31, 2024

Share-Based Payment Arrangement [Abstract]

Schedule of Restricted Stock Unit Activity

RSU activity under the Company's 2019 Plan is set forth below:

						Number of Shares						Weighted- Average Grant Date Fair Value
Outstanding, December 31, 2023						1,387,459						$	4.24
Awards granted						781,875						$	1.95
Awards released						(217,056)						$	5.76
Awards canceled						(171,238)						$	5.05
Outstanding, March 31, 2024						1,781,040						$	2.97

Schedule of Stock Option Activity

Stock option activity under the 2019 Plan is set forth below:

 

						Number of Options						Weighted- Average Exercise Price						Weighted- Average Remaining Contractual Term (Years)						Aggregate Intrinsic Value (in thousands)
Outstanding, December 31, 2023						986,819						$	11.87					6.44						$	228
Granted						—						$	—
Exercised						(326)						$	0.26
Forfeited						(4,845)						$	17.30
Expired						(52,748)						$	12.30
Outstanding, March 31, 2024						928,900						$	11.83					6.19						$	175
Vested and expected to vest, March 31, 2024						928,900						$	11.83					6.19						$	175
Options exercisable, March 31, 2024						841,410						$	12.51					5.93						$	175

Schedule of Non-Cash Stock-Based Compensation Expense

Total non-cash stock-based compensation expense recorded related to options granted, RSUs granted and stock purchase rights granted under the ESPP in the condensed statements of operations is as follows (in thousands):

 

						Three Months Ended March 31,
						2024						2023
Costs of revenue						$	17					$	53
Selling, general and administrative						479						831
Research and development						57						102
Total						$	553					$	986

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Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

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-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
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Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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