v3.26.1
Note 5 - Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2025
EBP 27-1560715 001 [Member]  
Notes Tables  
EBP, Investment, Fair Value and NAV [Table Text Block]
   

Assets at Fair Value at December 31, 2025

 
   

Level 1

   

Level 2

   

Level 3

   

Total

 
Common stock of Investar Holding Corporation   $ 3,939,628     $     $     $ 3,939,628  

Mutual funds

    3,368,470                   3,368,470  
    $ 7,308,098     $     $     $ 7,308,098  

Pooled separate accounts(1)

                            23,107,181  

Total investments, at fair value

                          $ 30,415,279  
   

Assets at Fair Value at December 31, 2024

 
   

Level 1

   

Level 2

   

Level 3

   

Total

 
Common stock of Investar Holding Corporation   $ 3,189,189     $     $     $ 3,189,189  

Mutual funds

    2,364,044                   2,364,044  
    $ 5,553,233     $     $     $ 5,553,233  

Pooled separate accounts(1)

                            20,192,508  

Total investments, at fair value

                          $ 25,745,741