NL INDUSTRIES, INC. FORM 8-K DATED MAY 21, 2015

Company

NL INDUSTRIES INC

Filed

May 21, 2015

Period of Report

May 21, 2015

Accession Number

0000059255-15-000050

An 8-K is a current report used to announce material events that shareholders should know about — such as earnings releases, mergers, executive changes, or bankruptcy. Learn more about 8-K filings →