NPKI
NPK International Inc.
NYSE · Energy · Oil & Gas Equipment & Services · US
$13.22
+0.80%0
Insider buys (3m)
3
Insider sells (3m)
-$286.4K
Net value (3m)
-8.5%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Aug 31, 2026 | ROBESON ROSE M · director | Sale | 10,000 | $13 |
| Aug 19, 2026 | Lewis Michael A · director | Sale | 2,013 | $14 |
| Jul 29, 2026 | Pederson Kristen J. · director | A-Award | 6,614 | $0.00 |
| Jun 9, 2026 | Briggs Lori · officer: VP & President, Ind. Solutions | Sale | 8,325 | $15 |
| Jun 5, 2026 | LANIGAN MATTHEW · director, officer: President & CEO | Sale | 167,375 | $14 |
| Jun 3, 2026 | Fruge Mary Celeste · officer: VP, General Counsel | F-InKind | 5,218 | $14 |
| Jun 3, 2026 | Piontek Gregg · officer: Senior Vice President and CFO | M-Exempt | 40,379 | $0.00 |
| Jun 3, 2026 | Piontek Gregg · officer: Senior Vice President and CFO | F-InKind | 11,241 | $14 |
| Jun 3, 2026 | Piontek Gregg · officer: Senior Vice President and CFO | F-InKind | 15,889 | $14 |
| Jun 3, 2026 | Piontek Gregg · officer: Senior Vice President and CFO | F-InKind | 8,959 | $14 |
| Jun 3, 2026 | LANIGAN MATTHEW · director, officer: President & CEO | M-Exempt | 100,188 | $0.00 |
| Jun 3, 2026 | LANIGAN MATTHEW · director, officer: President & CEO | F-InKind | 39,423 | $14 |
| Jun 3, 2026 | LANIGAN MATTHEW · director, officer: President & CEO | F-InKind | 27,894 | $14 |
| Jun 3, 2026 | LANIGAN MATTHEW · director, officer: President & CEO | F-InKind | 22,232 | $14 |
| Jun 3, 2026 | Fruge Mary Celeste · officer: VP, General Counsel | M-Exempt | 17,274 | $0.00 |
| Jun 3, 2026 | Fruge Mary Celeste · officer: VP, General Counsel | F-InKind | 6,797 | $14 |
| Jun 3, 2026 | Fruge Mary Celeste · officer: VP, General Counsel | F-InKind | 3,833 | $14 |
| Jun 3, 2026 | Briggs Lori · officer: VP & President, Ind. Solutions | Sale | 10,446 | $15 |
| Jun 3, 2026 | Briggs Lori · officer: VP & President, Ind. Solutions | M-Exempt | 24,340 | $0.00 |
| Jun 3, 2026 | Briggs Lori · officer: VP & President, Ind. Solutions | F-InKind | 6,777 | $14 |
| Jun 3, 2026 | Briggs Lori · officer: VP & President, Ind. Solutions | F-InKind | 9,577 | $14 |
| Jun 3, 2026 | Briggs Lori · officer: VP & President, Ind. Solutions | F-InKind | 5,401 | $14 |
| May 21, 2026 | LARSON RODERICK A. · director | A-Award | 8,558 | $0.00 |
| May 21, 2026 | CUTILLO JOSEPH A · director | A-Award | 8,558 | $0.00 |
| May 21, 2026 | Piontek Gregg · officer: Senior Vice President and CFO | A-Award | 34,566 | $0.00 |
| May 21, 2026 | LANIGAN MATTHEW · director, officer: President & CEO | A-Award | 85,771 | $0.00 |
| May 21, 2026 | Fruge Mary Celeste · officer: VP, General Counsel | A-Award | 18,002 | $0.00 |
| May 21, 2026 | Briggs Lori · officer: VP & President, Ind. Solutions | A-Award | 20,838 | $0.00 |
| May 21, 2026 | Lewis Michael A · director | A-Award | 8,558 | $0.00 |
| May 21, 2026 | Meer Claudia Michel · director | A-Award | 8,558 | $0.00 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 31, 2026