---
schema_version: "secwatch.filing_event.v1"
accession: "0000072162-26-000009"
form_type: "8-K"
ticker: "NL"
cik: "0000072162"
company_name: "NL INDUSTRIES INC"
filed_at: "2026-03-09T23:59:59+00:00"
generated_at: "2026-05-15T18:22:30.015390+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# NL Industries posts Q4 net loss of $31.0M ($0.63/share); Kronos losses deepen

## Summary
- Net loss attributable to NL stockholders $31.0M in Q4 2025 vs net income $16.5M in Q4 2024.
- Full-year 2025 net loss $37.8M ($0.77/share) vs net income $67.2M ($1.38/share) in 2024.
- CompX segment profit rose to $5.6M in Q4 2025 from $4.9M in Q4 2024 on higher Marine sales.
- Equity in losses of Kronos was $25.3M in Q4 2025 vs $4.0M in Q4 2024; Kronos operating rate fell to 55% in Q4.
- Results include $19.7M pension termination loss (net of tax) and $13.6M unrealized loss on marketable securities.

## SEC filing metadata
- accession: 0000072162-26-000009
- form_type: 8-K
- ticker: NL
- cik: 0000072162
- company_name: NL INDUSTRIES INC
- filed_at: 2026-03-09T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/72162/000007216226000009/0000072162-26-000009-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/72162/000007216226000009/nl-20260309x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000072162-26-000009
- JSON: https://secwatch.observer/filing/0000072162-26-000009.json
- Plain text: https://secwatch.observer/filing/0000072162-26-000009.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.