v3.26.3
Note 2 - Significant Accounting Policies (Tables)
9 Months Ended
Sep. 30, 2026
Notes Tables  
Segment Reporting [Table Text Block]
  

Three months ended

  

Nine months ended

 
  

September 30,

  

September 30,

 
  

2026

  

2025

  

2026

  

2025

 

Operating expenses

                

Research and development

 $(3,868) $(3,955) $(11,715) $(22,737)

General and administrative

  (7,406)  (7,905)  (20,120)  (59,101)

Other segment items(a)

  548   1,053   2,175   3,404 

Net loss

 $(10,726) $(10,807) $(29,660) $(78,434)
  

September 30, 2026

  

December 31, 2025

 

Cash and cash equivalents

 $46,990  $95,502 
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
  

Three months ended

  

Nine months ended

 
  

September 30,

  

September 30,

 
  

2026

  

2025

  

2026

  

2025

 

Numerator:

                

Net loss

 $(10,726) $(10,807) $(29,660) $(78,434)

Denominator:

                

Shares used in computing net loss per share, basic and diluted

  48,461   48,308   48,359   48,293 

Net loss per share, basic and diluted

 $(0.22) $(0.22) $(0.61) $(1.62)
                 

Dilutive common stock options excluded from net loss per share, diluted

  3,967   4,101   4,061   3,975 

Dilutive Performance Awards excluded from net loss per share, diluted

  —   7   —   7