Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Investments (Tables)

v3.25.0.1
Note 4 - Investments (Tables)
 3 Months Ended
Dec. 31, 2024
Notes Tables  
Schedule of Available-for-Sale Securities Reconciliation [Table Text Block]
   

December 31, 2024

  

(In thousands)

  

Amortized Cost

    

Unrealized Gains

    

Unrealized Losses

    

Fair Value

  

Short-Term

                                

U.S. Treasury securities

  

$

82,005

    

$

215

    

$

(159

)

  

$

82,061

  

Certificates of deposit

    

500

      

-

      

-

      

500

  

Investment securities – short-term

  

$

82,505

    

$

215

    

$

(159

)

  

$

82,561

  

Long-Term

                                

U.S Treasury securities

  

$

41,801

    

$

14

    

$

(136

)

  

$

41,679

  

Certificates of deposit

    

248

      

-

      

(11

)

    

237

  

Investment securities – long-term

  

$

42,049

    

$

14

    

$

(147

)

  

$

41,916

  
   

September 30, 2024

  

(In thousands)

  

Amortized Cost

    

Unrealized Gains

    

Unrealized Losses

    

Fair Value

  

Short-Term

                                

U.S. Treasury securities

  

$

113,987

    

$

382

    

$

(45

)

  

$

114,324

  

Certificates of deposit

    

500

      

1

      

-

      

501

  

Investment securities – short-term

  

$

114,487

    

$

383

    

$

(45

)

  

$

114,825

  

Long-Term

                                

U.S Treasury securities

  

$

24,514

    

$

-

    

$

(245

)

  

$

24,269

  

Certificates of deposit

    

248

      

-

      

(12

)

    

236

  

Investment securities – long-term

  

$

24,762

    

$

-

    

$

(257

)

  

$

24,505

  
Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block]
   

In Unrealized Loss Position For Less Than 12 Months

    

In Unrealized Loss Position For Greater Than 12 Months

  

(In thousands)

  

Fair Value

    

Gross Unrealized Losses

    

Fair Value

    

Gross Unrealized Losses

  

U.S treasury securities

  

$

37,773

    

$

(69

)

  

$

6,535

    

$

(226

)

Certificates of deposit

    

-

      

-

      

237

      

(11

)

Investment securities

  

$

37,773

    

$

(69

)

  

$

6,772

    

$

(237

)
   

In Unrealized Loss Position For Less Than 12 Months

    

In Unrealized Loss Position For Greater Than 12 Months

  

(In thousands)

  

Fair Value

    

Gross Unrealized Losses

    

Fair Value

    

Gross Unrealized Losses

  

U.S treasury securities

   $ 19,719     $ (39 )   $ 6,500     $ (250 )

Certificates of deposit

     -       -       236       (12 )

Investment securities

   $ 19,719     $ (39 )   $ 6,736     $ (262 )