Douglas J. Frederick - 16 Mar 2026 Form 4 Insider Report for NATIONAL PRESTO INDUSTRIES INC (NPK)

Reporting relationship
COO, VP, SECRETARY, Director
Issuer ticker
NPK
Reported as of
16 Mar 2026
Net transaction value
$0
Source evidence Original filing metadata and source links for verification. 4 source fields
SEC form
4
Accepted by SEC
16 Mar 2026, 17:16:03 UTC
Prior SEC filing
05 Jan 2026
Source filing
View source filing
Reporting owner 1 detail
Reporting owner signature
/s/ Ann Werner by Power of Attorney

Key filing fact

Douglas J. Frederick filed Form 4 for NATIONAL PRESTO INDUSTRIES INC (NPK) on 16 Mar 2026.

Key facts

  • This page summarizes Douglas J. Frederick's Form 4 filing for NATIONAL PRESTO INDUSTRIES INC (NPK).
  • 1 reported transaction and 0 derivative rows are listed below.
  • Accepted by SEC: 16 Mar 2026, 17:16.

Change

  • Previous filing in this sequence was filed on 05 Jan 2026.
  • Current net transaction value: $0.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001477240 Primary reporting owner

Frederick Douglas J

Relationship
COO, VP, SECRETARY, Director
Address
3925 N HASTINGS WAY, EAU CLAIRE
Signature
/s/ Ann Werner by Power of Attorney
Signature date
16 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

NPK transaction

Common stock $1.00 par value

Tax liability

Transaction value
Shares
-36
Change %
-0.39%
Price
$131.58*
Shares after
9,106
Date
16 Mar 2026
Ownership
Direct
NPK holding

Common stock $1.00 par value

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
1,681
Date
16 Mar 2026
Ownership
401(k) plan
* marks a reported price that did not pass the local price check.
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .