| Type | Value |
|---|---|
| cik | 0000071829 |
| ticker | NPKI |
Discretionary BUY minus SELL in USD over rolling windows. Excludes compensation flow.
| Date | Type | Insider | Qty | Price | Signals |
|---|---|---|---|---|---|
| 19 May 2026 | GRANT_AWARD | Briggs Lori | 20,838 | 0.00 USD | |
| 20 May 2026 | GRANT_AWARD | CUTILLO JOSEPH A | 8,558 | 0.00 USD | |
| 19 May 2026 | GRANT_AWARD | Fruge Mary Celeste | 18,002 | 0.00 USD | |
| 19 May 2026 | GRANT_AWARD | LANIGAN MATTHEW | 85,771 | 0.00 USD | |
| 20 May 2026 | GRANT_AWARD | LARSON RODERICK A. | 8,558 | 0.00 USD | |
| 20 May 2026 | GRANT_AWARD | Lewis Michael A | 8,558 | 0.00 USD | |
| 20 May 2026 | GRANT_AWARD | MINGE JOHN C | 8,558 | 0.00 USD | |
| 20 May 2026 | GRANT_AWARD | Meer Claudia Michel | 8,558 | 0.00 USD | |
| 20 May 2026 | GRANT_AWARD | ROBESON ROSE Mentity | 10,862 | 0.00 USD | |
| 19 May 2026 | GRANT_AWARD | Piontek Gregg | 34,566 | 0.00 USD | |
| 15 May 2026 | SALE | Lewis Michael A | 2,013 | 15.30 USD | 10b5-1 |
| 25 Mar 2026 | SALE | Piontek Gregg | 15,000 | 15.03 USD | |
| 16 Mar 2026 | EXERCISE | Fruge Mary Celeste | 1,000 | 4.32 USD | |
| 16 Mar 2026 | SALE | Fruge Mary Celeste | 1,000 | 13.56 USD | |
| 16 Mar 2026 | EXERCISE | Fruge Mary Celeste | 1,000 | 0.00 USD | deriv |
| 06 Mar 2026 | SALE | Fruge Mary Celeste | 11,193 | 13.34 USD | |
| 06 Mar 2026 | EXERCISE | Fruge Mary Celeste | 11,193 | 4.32 USD | |
| 06 Mar 2026 | EXERCISE | Fruge Mary Celeste | 11,193 | 0.00 USD | deriv |
| 04 Mar 2026 | SALE | Piontek Gregg | 35,000 | 14.02 USD | |
| 04 Mar 2026 | EXERCISE | Piontek Gregg | 73,590 | 4.32 USD | |
| 04 Mar 2026 | SALE | Piontek Gregg | 73,590 | 14.10 USD | |
| 04 Mar 2026 | EXERCISE | Piontek Gregg | 73,590 | 0.00 USD | deriv |
| 23 Feb 2026 | SALE | Lewis Michael A | 2,013 | 14.31 USD | |
| 24 Nov 2025 | SALE | Lewis Michael A | 2,013 | 12.00 USD | |
| 03 Oct 2025 | GIFT | LANIGAN MATTHEW | 770,249 | 0.00 USD |