Form 4: NPK International Executive Sells Shares
Insider Transaction (Form 4)
Matthew James Warren, Chief Accounting Officer of NPK International Inc., sold 2,991 shares of common stock on September 9, 2026 for $13.41 per share.
Summary
- Open-market sale: disposed of 2,991 Common Stock at $13.41 ($40,113) on September 9, 2026; holds 51,439 after (Direct).
Sentiment
Score: 4
Explanation: StockSavvy.ai views this as a mildly negative but low-conviction signal: an insider sold $40,113 of stock under a pre-arranged Rule 10b5-1 plan, which is typically routine.
Insider Transactions
Matthew James Warren — Officer (Chief Accounting Officer)
Transaction made under a Rule 10b5-1 trading plan.
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-09-09 | Open-market sale | Common Stock | 2,991 | $13 | $40.1K | 51,439 |
Key Dates
| Date | Description |
|---|---|
| 2026-09-09 | Open-market sale (2,991 shares) |
Keywords
insider transaction, Form 4, NPKI, NPK International Inc., bearish, Matthew James Warren
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