NET LOSS PER COMMON SHARE
 12 Months Ended
Dec. 31, 2016
NET LOSS PER COMMON SHARE.  
NET LOSS PER COMMON SHARE

3. NET LOSS PER COMMON SHARE

For the twelve months ended December 31, 2016,  2015 and 2014, these securities were anti‑dilutive due to the net losses in those periods and, therefore, the number of shares used to compute basic and diluted earnings per share are the same for of those periods.

The following table presents the computations of basic and dilutive net loss per share:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Years ended December 31, 

 

 

 

2016

 

 

2015

 

2014

Net loss

    

$
(94,176)

 

$
(27,255)

 

$
(17,917)

Extinguishment of preferred stock - see Note 12

 

 

 —

 

 
31,806

 

 

 —

Accretion and dividends of prior preferred stock - See Note 12

 

 

 —

 

 
(23,327)

 

 
(3,300)

Accretion and dividends of Series D preferred stock

 

 

 —

 

 
(1,245)

 

 

 —

Loss attributable to common shareholders — basic and diluted

 

$
(94,176)

 

$
(20,021)

 

$
(21,217)

Weighted-average number of common shares used in net loss per share - basic and diluted

 

 
24,262,945

 

 
13,542,282

 

 
933,997

Loss per share - basic and diluted

 

$
(3.88)

 

$
(1.48)

 

$
(22.72)

 

The following potentially dilutive securities outstanding have been excluded from the computations of diluted weighted‑average shares outstanding because such securities have an antidilutive impact due to losses reported (in common stock equivalent shares):

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Years ended December 31, 

 

 

2016

 

2015

 

2014

Outstanding stock options

    
2,326,801

 
1,452,149

 
281,029

Warrants

 
2,445

 
2,445

 
18,809

Redeemable convertible preferred stock

 

 —

 

 —

 
6,552,820

Unvested restricted stock

 
82,512

 
75,718

 
15,387

Restricted stock units

 
41,741

 

 —

 

 —