NL REPORTS FIRST QUARTER 2024 RESULTS DALLAS, TEXAS – May 8, 2024 – NL Industries, Inc. (NYSE: NL) today reported net income attributable to NL stockholders of $6.8 million, or $.14 per share, in the first quarter of 2024 compared to a net loss attributable to NL stockholders of $6.7 million, or $.14 per share, in the first quarter of 2023. NL results include an unrealized gain of $2.4 million in the first quarter of 2024 related to the change in value of marketable equity securities compared to an unrealiz ...