| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| CUTILLO JOSEPH A | Director | 9320 LAKESIDE BOULEVARD, SUITE 100, THE WOODLANDS | By: M. Celeste Fruge For: Joseph A Cutillo | 08 May 2025 | 0001671928 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | NPKI | Common Stock | Purchase | $99,998 | +12,500 | $8.00 | 12,500 | 08 May 2025 | Direct |