MINGE JOHN C
Insider trading activity for MINGE JOHN C sourced from SEC EDGAR Form 4 filings.
Overview
- Company: NPK International Inc.
- Total insider trades: 1
- Total buy volume: $0
- Total sell volume: $0
- Last trade: May 21, 2026
Recent Trades
| Date | Insider | Ticker / Company | Type | Shares | Value |
|---|---|---|---|---|---|
| May 20, 2026 | MINGE JOHN C | NPKI NPK International Inc. | BUY | 8,558 | N/A |