// insider-profile
Piontek Gregg
// activity-summary
No insider transactions in the last 30 days.
// track-record
$0
Total purchased
$2.5M
Total sold
5
0B · 5S transactions
Net seller
Overall direction
Most active in
Filing history: May 2024 — Apr 2026Based on last 25 filings
Transaction History
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Apr 9, 2026 | Piontek Gregg | NPKI | Sale | 15,000 | $15.04 | $226K |
| Apr 1, 2026 | Piontek Gregg | NPKI | Sale | 35,000 | $14.51 | $508K |
| Mar 25, 2026 | Piontek Gregg | NPKI | Sale | 15,000 | $15.03 | $225K |
| Mar 4, 2026 | Piontek Gregg | NPKI | Option Exercise | 73,590 | $4.32 | $318K |
| Mar 4, 2026 | Piontek Gregg | NPKI | Sale | 73,590 | $14.10 | $1.04M |
20 more transactions hidden
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