4 | SEC Filings Hub

Filing metadata

Accession number: 0001062993-21-004944
Form type: Form 4
Filer: NL INDUSTRIES INC
CIK: CIK 72162
Filed: May 21, 2021
Reporting period: May 20, 2021
Description: Insider transaction

Documents

0001062993-21-004944-index.htm

Complete submission

0001062993-21-004944.txt

directory listing

Filed by

NL INDUSTRIES INC