THE WOODLANDS, Texas–(BUSINESS WIRE)–NPK International Inc. (NYSE: NPKI) (“NPK” or the “Company”) today announced results for the three and twelve months ended December 31, 2025. FOURTH QUARTER 2025 RESULTS (all comparisons versus the prior year period unless otherwise noted) Revenues of $75.2 million, +31%; Rental revenues of $34.8 million, +35% Operating income from continuing operations of $12.6 million (16.7% of revenues) Income from continuing operations of $10.7 million, or $0.13 per di