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| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| NPKI | LANIGAN MATTHEW | President & CEO | Jun 03 '26 | Sale | 14.43 | 167,375 | 2,415,907 | 254,699 | Jun 05 |
| NPKI | LANIGAN MATTHEW | President & CEO | Jun 01 '26 | Option Exercise | 0.00 | 100,188 | 0 | 422,074 | Jun 03 |
| NPKI | LANIGAN MATTHEW | President & CEO | Sep 03 '25 | Option Exercise | 4.32 | 1,000 | 4,320 | 1,096,913 | Sep 04 |
| NPKI | LANIGAN MATTHEW | President & CEO | Sep 03 '25 | Sale | 10.38 | 1,000 | 10,380 | 1,095,913 | Sep 04 |
| NPKI | LANIGAN MATTHEW | President & CEO | Aug 22 '25 | Option Exercise | 4.32 | 68,896 | 297,631 | 1,164,809 | Aug 26 |
| NPKI | LANIGAN MATTHEW | President & CEO | Aug 22 '25 | Sale | 10.34 | 68,896 | 712,536 | 1,095,913 | Aug 26 |
| NPKI | LANIGAN MATTHEW | President & CEO | Jun 01 '25 | Option Exercise | 0.00 | 208,839 | 0 | 1,200,322 | Jun 03 |