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Common Stock (Tables)

3 Months Ended

Mar. 31, 2021

Equity [Abstract]

Schedule of Common Stock Reserved for Future Issuance

Shares of common stock reserved for future issuance, on an as-if converted basis, are as follows:

			March 31, 2021						December 31, 2020
			(in thousands)
Convertible senior notes			19,972						19,972
Stock options issued and outstanding			16,833						18,186
Remaining shares available for issuance under the 2019 Plan			39,641						24,539
Outstanding and unsettled restricted stock units (RSUs)			8,447						7,808
Shares available for issuance under the ESPP			8,317						5,230
Total shares of common stock reserved			93,210						75,735

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