v3.25.2
Marketable securities (Tables)
6 Months Ended
Jun. 30, 2025
Marketable securities  
Schedule of classification of marketable securities

    

Fair value

    

    

    

measurement

Market

Cost

Unrealized

Marketable security

    

level

    

value

    

basis

    

gain (loss)

 

(In millions)

December 31, 2024:

 

  

 

  

 

  

 

  

Valhi common stock

 

1

$

3.4

$

3.2

$

.2

June 30, 2025:

 

  

 

  

 

  

Valhi common stock

 

1

$

2.4

$

3.2

$

(.8)