Form4insider filings, from the source

SEC Form 4 · accession 0000071829-18-000050

NPK International Inc. · NPKI

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
Gregg Piontek
Officer — Senior Vice President and CFO
Period of report
May 2, 2018
Accepted (ET)
May 3, 2018 · 6:18 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0000071829

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockMay 2, 2018M23,390$3.31A171,353D
Common StockF1May 2, 2018S51,490$10.5051D119,863D
Common StockMay 2, 2018M28,100$7.89A147,963D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Non-Qualified Stock Option (right to buy)F2$3.31May 2, 2018M23,390D—Jun 10, 2019Common Stock23,3900D
Non-Qualified Stock Option (right to buy)F3$7.89May 2, 2018M28,100D—Jun 10, 2018Common Stock28,1000D

Explanation of responses