Piontek Gregg
Senior Vice President And CFO | Vice President And CFO
1 company
Piontek Gregg is a Senior Vice President And CFO at NPK International Inc.. Recent SEC Form 4 filings include 5 buys and 3 sells.
Estimated insider holdings value: $11.9M based on current market prices.
Holdings by Company
NPKIJun 1, 2025
Current Shares878.9K
Value$11.87M
Net Activity-20,862
Bought: 65.0KSold: 85.9K
Transaction History
Showing 5 filings
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Aug 5, 2022 | NPKI Npk International Inc. | Senior Vice President And CFO | Buy | 10,000 | $2.55 | $25,487.00 | +18.2% | +37.6% | +106.3% | |
| Nov 11, 2020 | NPKI Npk International Inc. | Senior Vice President And CFO | Buy | 15,000 | $1.08 | $16,200.00 | +37.5% | - | - | |
| May 12, 2020 | NPKI Npk International Inc. | Senior Vice President And CFO | Buy | 40,000 | $1.55 | $61,900.00 | +88.9% | - | - | |
| May 2, 2018 | NPKI Npk International Inc. | Senior Vice President And CFO | Sale+OE | 51,490 | $10.51 | $540,907.60 | -30.0% | - | - | |
| May 19, 2017 | NPKI Npk International Inc. | Vice President And CFO | Sell | 34,372 | $8.04 | $276,291.21 | -13.2% | - | - |