Valhi Inc $1,706,243 Kronos Worldwide Inc $11,295,134 Compx International Inc $8,903,999 Nl Industries Inc $7,769,268 Keystone Consolidated Industries Inc $0 Valhi Inc $1,706,243 Kronos Worldwide Inc $11,295,134 Compx International Inc $8,903,999 Nl Industries Inc $7,769,268 Keystone Consolidated Industries Inc $0