---
schema_version: "secwatch.filing_event.v1"
accession: "0000071829-25-000017"
form_type: "8-K"
ticker: "NPKI"
cik: "0000071829"
company_name: "NPK International Inc."
filed_at: "2025-03-11T23:59:59+00:00"
generated_at: "2026-05-25T00:22:18.843286+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# NPK International appoints Joseph A. Cutillo as independent director, board expands to 8

## Summary
- Board size increased from 7 to 8; Cutillo appointed effective March 10, 2025, to fill resulting vacancy.
- Cutillo is CEO of Sterling Infrastructure (STRL) and will serve on Audit, Compensation and ESG committees.
- Cutillo was identified through a search conducted by Russell Reynolds Associates starting December 2024.
- He will receive a pro-rated annual cash retainer consistent with other non-employee directors and is deemed independent.
- Cutillo will stand for election at the 2025 Annual Meeting of Stockholders; no material transactions disclosed.

## SEC filing metadata
- accession: 0000071829-25-000017
- form_type: 8-K
- ticker: NPKI
- cik: 0000071829
- company_name: NPK International Inc.
- filed_at: 2025-03-11T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/71829/000007182925000017/0000071829-25-000017-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/71829/000007182925000017/nr-20250310.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000071829-25-000017
- JSON: https://secwatch.observer/filing/0000071829-25-000017.json
- Plain text: https://secwatch.observer/filing/0000071829-25-000017.txt

## Key facts
- Executive change
  Joseph A. Cutillo was appointed as Director at NPK International Inc..
  - Action: appointed
  - Role: Director
  source text: On March 10, 2025, the Board of Directors (the “Board”) of NPK International Inc. (“the Company”) elected to increase the size of the Board from seven directors to eight directors effective March 10, 2025 and appointed Mr. Joseph A. Cutillo to fill the resulting vacancy.
  evidence_url: https://www.sec.gov/Archives/edgar/data/71829/000007182925000017/0000071829-25-000017-index.htm

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