---
schema_version: "secwatch.filing_event.v1"
accession: "0000071829-26-000050"
form_type: "8-K"
ticker: "NPKI"
cik: "0000071829"
company_name: "NPK International Inc."
filed_at: "2026-09-14T11:16:20+00:00"
generated_at: "2026-09-14T11:20:13.407572+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# NPK International appoints James Barton as EVP, Commercial Growth & Operations

## Summary
- Barton appointed EVP, Commercial Growth & Operations effective Sept. 22, 2026, succeeding Lori Briggs.
- Briggs departs as EVP, Business Operations effective Sept. 14, 2026, after 8 years with NPK.
- Barton most recently served as President of Clear Water Services (Tidal Vision subsidiary); prior roles at ZECO, Mayco Wellchem, Baker Hughes.
- CEO Matthew Lanigan cited Barton's track record in operational performance, integrations, and scalable processes.

## SEC filing metadata
- accession: 0000071829-26-000050
- form_type: 8-K
- ticker: NPKI
- cik: 0000071829
- company_name: NPK International Inc.
- filed_at: 2026-09-14T11:16:20+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/71829/000007182926000050/0000071829-26-000050-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/71829/000007182926000050/nr-20260911.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000071829-26-000050
- JSON: https://secwatch.observer/filing/0000071829-26-000050.json
- Plain text: https://secwatch.observer/filing/0000071829-26-000050.txt

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