NPK International Inc.
NPK International Inc. (NPKI) — Form SCHEDULE 13G/A: Ownership over 5% (passive) (amendment)
About this filing
NPK International Inc. (NPKI) filed Form SCHEDULE 13G/A (ownership over 5% (passive) (amendment)) with the SEC on Oct 30, 2026. A Schedule 13G reports a passive investor owning more than 5% of the company.
Key facts
- Document
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Not investment advice. Summaries can contain errors; the SEC filing is the official record.