NPKI insider buying
Every open-market purchase of NPK International Inc. (NPKI) stock by its officers, directors and major shareholders, from SEC Form 4 filings.
Bought, last 12 months$138.60K
Insiders buying (12m)1
Purchases on record1
Last purchase filedNov 3, 2026
Since last insider buy-1.4%
In the last 12 months, 1 insider of NPK International Inc. bought $138.60K of NPKI stock on the open market in 1 reported purchase. The most recent was filed on Nov 3, 2026: Minge John C (Director) bought 15,000 shares at $9.24, worth $138.60K. NPKI last closed at $9.11 on Nov 3, 2026: taken together, the insider purchases listed here are down 1% since they were made (split-adjusted, weighted by amount).
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| Filed | Insider | Value | Shares | Price | Since buy | Stake | Trade | |
|---|---|---|---|---|---|---|---|---|
| Nov 3 | Minge John CDirector | $138.60K | 15,000 | $9.24 | -1.4% | +6% | Nov 2 | SEC |