John C Minge
At a glance: John C Minge is Director at NPK International (NPKI). Their latest SEC Form 4, filed Nov 3, 2026, reported a purchase of $139K. On file: 1 purchase line ($139K) and 0 sale lines ($0).
Director at NPK International Inc. (NPKI)
Purchase track record
Not enough history. Based on 0 purchases with a full 90 days of price history.
Every purchase since 2025
From the SEC's insider data sets: each open-market buy by John C Minge, matched to how the stock did over the next 90 days against the S&P 500.
1 of 1 buy beat the S&P 500 (100%), median +44.2% vs. the index. Small sample: treat with care. All insider buys: 46%.
| Stock | Filed | 90 days vs. S&P 500 |
|---|---|---|
| NPKI | Mar 6, 2025 | +44.2% |
Buys made close together in one stock count once. Price-only returns; history, not a prediction.
Reported trades
| Filed | Stock | Type | Shares | Price | Value | Since |
|---|---|---|---|---|---|---|
| Nov 3SEC | NPKINPK International Inc. | Buy | 15,000268,942 held (+6%) | $9.24 | $139K | -1.6% |
- Buy
Director John C Minge bought $139K of NPKI at $9.24 — first open-market purchase in our records.
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