Annual report pursuant to Section 13 and 15(d)

Income Taxes (Tables)

v3.6.0.2
Income Taxes (Tables)
12 Months Ended
Dec. 31, 2016
Income Taxes  
Schedule of reconciliation of effective tax rate expense (benefit) for continuing operations and the statutory federal income tax rate

 

 

 

 

 

 

 

 

 

 

 

Year ended

 

 

 

 

December 31,

 

 

 

    

2016

    

2015

 

2014

 

 

Federal income tax computed at federal statutory tax rate

 

34.00

%  

34.00

%

34.00

%

 

State income tax, net of federal benefit

 

4.79

 

4.70

 

4.86

 

 

Permanent items

 

(2.83)

 

(3.33)

 

(1.94)

 

 

Federal and state research and development credits

 

2.93

 

2.66

 

4.73

 

 

Other

 

(0.08)

 

0.12

 

 —

 

 

Change in valuation allowance

 

(38.81)

 

(38.15)

 

(41.65)

 

 

Effective income tax rate

 

0.00

%  

0.00

%

0.00

%

 

 

Schedule of components of deferred tax assets and liabilities

The principal components of the Company’s deferred tax assets and liabilities consist of the following at December 31, 2016 and 2015, respectively (in thousands):

 

 

 

 

 

 

 

 

 

 

 

 

 

Year ended

 

 

 

December 31,

 

 

    

2016

    

2015

 

2014

 

Deferred tax assets:

 

 

 

 

 

 

 

 

 

 

Federal and state net operating loss carryforwards

 

$

33,846

 

$

17,569

 

$

7,969

 

Tax credit carryforwards

 

 

3,350

 

 

1,953

 

 

1,121

 

Intangible assets

 

 

197

 

 

313

 

 

430

 

Stock‑based compensation

 

 

247

 

 

186

 

 

87

 

Leasehold incentive

 

 

467

 

 

589

 

 

 —

 

Other

 

 

1,605

 

 

545

 

 

83

 

Total deferred tax assets

 

 

39,712

 

 

21,155

 

 

9,690

 

Less valuation allowance

 

 

(39,624)

 

 

(21,095)

 

 

(9,690)

 

Net deferred tax assets

 

 

88

 

 

60

 

 

 —

 

Deferred tax liabilities:

 

 

 

 

 

 

 

 

 

 

Fixed assets

 

 

(88)

 

 

(60)

 

 

 —

 

Total deferred tax liabilities

 

 

(88)

 

 

(60)

 

 

 —

 

Net deferred taxes

 

$

 —

 

$

 —

 

$

 —