Net Loss Per Share (Tables)
3 Months Ended
Mar. 31, 2021
Net Loss Per Share  
Schedule of calculation of basic and diluted net loss per share attributable to common stockholders

Basic and diluted net loss per share was calculated as follows (in thousands, except share and per share amounts):

Three Months Ended March 31, 

    

2021

    

2020

    

Numerator:

 

  

 

  

 

Net loss

$

(42,330)

$

(48,486)

 

  

 

  

Denominator:

 

  

 

  

Weighted average common shares outstanding, basic and diluted

 

82,314,577

 

80,271,848

Net loss per share, basic and diluted

$

(0.51)

$

(0.60)

Schedule of dilutive securities excluded from computations of diluted weighted average shares outstanding

March 31, 

    

2021

    

2020

    

Unvested restricted common stock

 

724,854

 

299,700

 

Stock options to purchase common stock

 

17,416,717

 

16,949,462

 

 

18,141,571

 

17,249,162