InsiderTrades

Form 4 for NPK NATIONAL PRESTO INDUSTRIES INC

Accepted 2026-03-11 00:00:00 ET · period of report 2026-03-11 · accession 0001437749-26-007691 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-03-11 2026-03-11 NPK LIEBLE RANDY F Dir S - Sale $143.97 -2,417 5,222 -32% -$348.0K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common stock $1.00 par value 2026-03-11 S D 2,417 $143.97 5,222 D — —