secwatch.observer — SEC 8-K summary
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Issuer:     NPK International Inc. (NPKI)
CIK:        0000071829
Form:       8-K
Filed at:   2026-09-02T20:25:57+00:00
Accession:  0000071829-26-000047
Event type: leadership
Sentiment:  neutral
Materiality: 0.50
Item codes: 5.02, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

NPK CFO Gregg Piontek to retire by Aug 31 2027; Matthew Warren named CAO
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- CFO Gregg Piontek to retire on/before Aug 31, 2027, or upon successor appointment; will support transition.
- Matthew Warren appointed CAO effective Aug 31, 2026, succeeding Piontek as principal accounting officer.
- Warren's base salary raised to $283,000; target annual cash incentive 40% of base; Tier 3 severance/CIC participant.
- Warren previously VP Accounting & Financial Reporting since Apr 2026; Corporate Controller before; CPA, ex-Deloitte.
- Company states CFO transition won't affect previously announced financial outlook or strategic priorities.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/71829/000007182926000047/0000071829-26-000047-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/71829/000007182926000047/nr-20260828.htm
  HTML page:      https://secwatch.observer/filing/0000071829-26-000047

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer