InsiderTrades

Form 4 for NPK NATIONAL PRESTO INDUSTRIES INC

Accepted 2026-03-16 00:00:00 ET · period of report 2026-03-16 · accession 0001437749-26-008463 · 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
2026-03-16 2026-03-16 NPK Frederick Douglas J COO, VP, Sec, Dir F - Tax $131.58 -36 9,106 -0.4% -$4,737

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common stock $1.00 par value 2026-03-16 F D 36 $131.58 9,106 D — —