v3.26.1
Note 8 - Segment Information (Tables)
6 Months Ended
Jun. 30, 2026
Notes Tables  
Segment Reporting [Table Text Block]
   

Three Months Ended

  

Six Months Ended

 
   

June 30,

  

June 30,

 
   

2026

  

2025

  

2026

  

2025

 

Research and development

                 
 

PH-762

 $2,508  $586  $4,655  $1,043 
 

PH-894

  17   105   35   162 
 

Employee expense, lab supplies and overhead

  557   383   1,184   755 
 

Total research and development

  3,082   1,074   5,874   1,960 

General and administrative

General and administrative

  1,186   1,235   2,561   2,221 
 

Total operating expenses

 $(4,268) $(2,309) $(8,435) $(4,181)

Other income, net

  130   143   294   246 

Net loss

 $(4,138) $(2,166) $(8,141) $(3,935)