WHITE DOUGLAS L 4
4 · NPK International Inc. · Filed May 16, 2025
Insider Transaction Report
Form 4
WHITE DOUGLAS L
VP, CAO & Treasurer
Transactions
- Award
Common Stock
2025-05-14+29,900→ 288,228 total
Footnotes (1)
- [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.