NL REPORTS FOURTH QUARTER 2023 RESULTS DALLAS, TEXAS – March 6, 2024 – NL Industries, Inc. (NYSE: NL) today reported net income attributable to NL stockholders of $7.6 million, or $.16 per share, in the fourth quarter of 2023 compared to a net loss attributable to NL stockholders of $6.1 million, or $.13 per share, in the fourth quarter of 2022. NL’s results include an unrealized gain of $2.4 million in the fourth quarter of 2023 related to the change in value of marketable equity securities compared to a $ ...