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Selected Quarterly Financial Information (Unaudited)
 12 Months Ended
Dec. 31, 2019
Selected Quarterly Financial Information (Unaudited)  
Selected Quarterly Financial Information (Unaudited)

18.  Selected Quarterly Financial Information (Unaudited)

The table summarizes the unaudited consolidated financial results of operations for the quarters ended:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(amounts in thousands, except per share data)

    

March 31

    

June 30

    

September 30

    

December 31

2019 Quarter Ended

 

 

 

 

 

  

 

 

  

 

 

  

Revenues

 

$

1,703

 

$

525

 

$

6,920

 

$

333

Operating expenses

 

 

(20,947)

 

 

(21,501)

 

 

(24,119)

 

 

(22,403)

Loss from operations

 

 

(19,244)

 

 

(20,976)

 

 

(17,199)

 

 

(22,070)

Other income (expense)

 

 

(819)

 

 

(776)

 

 

(625)

 

 

(954)

Income tax (expense) benefit

 

 

(154)

 

 

45

 

 

29

 

 

(21)

Net loss

 

 

(20,217)

 

 

(21,707)

 

 

(17,795)

 

 

(23,045)

Basic and diluted loss per share

 

$

(0.29)

 

$

(0.30)

 

$

(0.24)

 

$

(0.29)

 

 

 

 

 

 

 

 

 

 

 

 

 

2018 Quarter Ended

 

 

  

 

 

  

 

 

  

 

 

  

Revenues

 

$

7,551

 

$

847

 

$

461

 

$

797

Operating expenses

 

 

(20,415)

 

 

(18,554)

 

 

(53,386)

 

 

(31,676)

Loss from operations

 

 

(12,864)

 

 

(17,707)

 

 

(52,925)

 

 

(30,879)

Other income (expense)

 

 

28

 

 

(129)

 

 

(51)

 

 

(204)

Income tax (expense) benefit

 

 

(506)

 

 

48

 

 

151

 

 

259

Net loss

 

 

(13,342)

 

 

(17,788)

 

 

(52,825)

 

 

(30,824)

Basic and diluted loss per share (1)

 

$

(0.36)

 

$

(0.44)

 

$

(0.90)

 

$

(0.46)

(1)

Net loss per share amounts may not agree to the per share amounts for the full year due to the use of weighted average shares for each period.