Info
Insider Ownership

Insider Trading & Ownership of Douglas J. Frederick

Location: Eau Claire, WI
Summary: The estimated net worth of Douglas J. Frederick is at least $1,093,123 dollars as of 05 Jan 2026. Douglas J. Frederick is the COO, VP, SECRETARY, Director of NATIONAL PRESTO INDUSTRIES INC and owns shares of NATIONAL PRESTO INDUSTRIES INC (NPK) stock worth about $1.09M.
Signature: /s/ Ann Werner by Power of Attorney
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Ownership of Douglas J. Frederick

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
NPK	NATIONAL PRESTO INDUSTRIES INC	COO, VP, SECRETARY, Director	$1,093,123			02 Jan 2026

Insider Transactions Reported by Douglas J. Frederick:

Sym	Company	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.