| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| WHITE DOUGLAS L | VP, CAO & Treasurer | 9320 LAKESIDE BOULEVARD, SUITE 100, THE WOODLANDS | By: M. Celeste Fruge For: Douglas L. White | 16 May 2025 | 0001608944 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | NPKI | Common Stock | Award | $0 | +29,900 | +12% | $0.000000 | 288,228 | 14 May 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Grant of restricted stock units that vest in one-third increments on June 1 of each subsequent year after grant and settle in shares. |