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Net Loss per Share | 6 Months Ended
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Jun. 30, 2020
Net Loss per Share |
Net Loss per Share | 3. Net Loss per Share ​ The following table shows the calculation of net loss per share (in thousands, except share and per share data): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended | ​ | Six Months Ended | ​
​ | ​ | June 30, | ​ | June 30, | ​
​ |  | 2020 |  | 2019 |  | 2020 |  | 2019 |
Numerator: | ​ | ​ |  |  | ​ |  | ​ | ​ |  |  | ​ |  | ​
Net loss - basic and diluted | ​ | $ | (10,611) | ​ | $ | (12,978) | ​ | $ | (23,546) | ​ | $ | (24,621) | ​
Denominator: | ​ |  | ​ | ​ |  |  | ​ |  | ​ | ​ |  |  | ​
Weighted average common shares outstanding | ​ |  | 29,428,249 | ​ |  | 29,329,229 | ​ |  | 29,419,741 | ​ |  | 29,328,075 | ​
Less: weighted average common shares subject to repurchase | ​ |  | — | ​ |  | (20,079) | ​ |  | — | ​ |  | (26,570) | ​
Weighted average common shares outstanding used to compute basic and diluted net loss per share | ​ |  | 29,428,249 | ​ |  | 29,309,150 | ​ |  | 29,419,741 | ​ |  | 29,301,505 | ​
Net loss per share, basic and diluted | ​ | $ | (0.36) | ​ | $ | (0.44) | ​ | $ | (0.80) | ​ | $ | (0.84) | ​
​ Weighted average common shares outstanding for the three and six months ended June 30, 2020 include 1,458,000 shares of common stock issuable on the conversion of pre-funded warrants described in Note 1. ​ The amounts in the table below were excluded from the calculation of diluted net loss per share, due to their anti-dilutive effect: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended | ​ | Six Months Ended | ​
​ | ​ | June 30, | ​ | June 30, | ​
​ |  | 2020 |  | 2019 |  | 2020 |  | 2019 |
Common stock subject to repurchase | ​ | — |  | 12,384 | ​ | — |  | 12,384 | ​
Outstanding options | ​ | 5,561,098 |  | 4,157,154 | ​ | 5,561,098 |  | 4,157,154 | ​
Total shares of common stock equivalents | ​ | 5,561,098 |  | 4,169,538 | ​ | 5,561,098 |  | 4,169,538 | ​
​

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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