SEC Form 4 · accession 0000071829-16-000096
NPK International Inc. · NPKI
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Gregg Piontek
Officer — Vice President and CFO
Period of report
Jun 1, 2016
Accepted (ET)
Jun 2, 2016 · 9:50 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0000071829
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Jun 1, 2016 | F | 2,666 | $4.99 | D | 133,339 | D | |
| Common Stock | Jun 1, 2016 | M | 12,162 | $0.00 | A | 145,501 | D | |
| Common StockF1 | Jun 1, 2016 | F | 3,326 | $4.99 | D | 142,175 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitsF2,F3 | $0.00 | Jun 1, 2016 | M | 12,162 | D | — | — | Common Stock | 12,162 | 91,247 | D |
Explanation of responses
- F1Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted shares.
- F2Restricted stock units convert into common stock on a one-for-one basis.
- F3The restricted stock units vest in increments of one-third of the shares on June 1 of each year.