NPK International Inc.
NPKI
20 insider filings · Latest: Jun 3, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Jun 3, 2026 | Jun 5 4:22 PM | Matthew LaniganDirector, President & CEO | Sale | 167,375 | $14.43 | $2.4M | 254,699(D) | View → |
| Jun 2, 2026 | Jun 3 6:51 PM | Lori BriggsVP & President, Ind. Solutions | Sale | 10,446 | $14.58 | $152.3K | 255,490(D) | View → |
| May 15, 2026 | May 19 6:11 PM | Michael A LewisDirector | Sale | 2,013 | $15.30 | $30.8K | 129,320(D) | View → |
| Apr 9, 2026 | Apr 10 5:51 PM | Gregg PiontekSenior Vice President and CFO | Sale | 15,000 | $15.05 | $225.7K | 819,326(D) | View → |
| Apr 1, 2026 | Apr 3 1:00 PM | Gregg PiontekSenior Vice President and CFO | Sale | 35,000 | $14.51 | $507.9K | 834,326(D) | View → |
| Mar 25, 2026 | Mar 26 4:29 PM | Gregg PiontekSenior Vice President and CFO | Sale | 15,000 | $15.03 | $225.4K | 869,326(D) | View → |
| Mar 16, 2026 | Mar 18 4:35 PM | Mary Celeste FrugeVP, General Counsel | Sale | 1,000 | $13.56 | $13.6K | 265,213(D) | View → |
Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Jun 1, 2026 | Jun 3 6:56 PM | Mary Celeste FrugeVP, General Counsel | Option Exercise | 17,274 | — | 0(D) | View → |
| Jun 1, 2026 | Jun 3 6:55 PM | Matthew LaniganDirector, President & CEO | Option Exercise | 100,188 | — | 0(D) | View → |
| Jun 1, 2026 | Jun 3 6:53 PM | Gregg PiontekSenior Vice President and CFO | Option Exercise | 40,379 | — | 0(D) | View → |
| Jun 1, 2026 | Jun 3 6:51 PM | Lori BriggsVP & President, Ind. Solutions | Option Exercise | 24,340 | — | 0(D) | View → |
| Mar 16, 2026 | Mar 18 4:35 PM | Mary Celeste FrugeVP, General Counsel | Option Exercise | 1,000 | $4.32 | 0(D) | View → |