FEDERALItem 1.05 · mandatoryUnknownManufacturingManufacturingAmmunitionLowActive

National Presto Industries, Inc.

bd_0379118adf2c6e87 · schema v1 · pii pii-v1

Severity

Low

Discovered

Mar 1, 2025

Filed

Mar 6, 2025

To disclose

5 days

Affected

Not disclosed

Linked

5 filings

Confidence

73%

Full breach record for National Presto Industries, Inc. →

On March 1, 2025, National Presto Industries experienced a system outage caused by a cybersecurity incident. The Registrant activated its incident response team and engaged external cybersecurity experts. The incident temporarily impacted shipping and receiving, some manufacturing processes, and back office functions. Forensic investigation is ongoing; no conclusive evidence on nature, scope or impact has been identified. The incident could have a material impact on financial condition and results of operations.

J jump to incidentP pin to compareR raw source

SEC clockMateriality determined Mar 1, 2025 → Filed Mar 6, 20255d ✓ SEC 4-day OK5 days discovery → filing

⚠ occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

Incident timeline

discovery → filing · 5 days

Mar 1, 2025

Begins

Mar 1, 2025

Discovered

Mar 6, 2025

Filed

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

New Hampshire State AGbd_229988ddb3f7da6e2025-04-25 · +50dVerified
Massachusetts State AGbd_74048871169be9542025-04-25 · +50dVerified
Nebraska State AGbd_a47582815c01db0b2025-04-25 · +50dVerified
Indiana State AGbd_d1f323897648b3132025-04-25 · +50dVerified

Name: National Presto Industries, Inc.
norm: national presto
SEC CIK: 0000080172
Domain: gopresto.com

Name: National Presto Industries, Inc.
norm: national presto
SEC CIK: 0000080172
Domain: gopresto.com
Industry: Manufacturingllm
NAICS 332993 · Ammunition (except Small Arms) Manufacturing

Discovered: Mar 1, 2025
Breach occurred: Mar 1, 2025
Undetected for: 0 daysoccurrence → discovery
Materiality determined: Mar 1, 2025
Notification sent: —
Affected individuals: Not disclosed
Data types: —
Attack vector: Unknown
Regulator citations: Notified relevant law enforcementHas or will notify relevant federal and state regulatory bodies and agencies, and applicable consumer protection agencies

During the incident: Activated its incident response team, comprised of internal personnel and external cybersecurity experts
Actively conducting a forensic analysis to determine the nature, scope and impact of the incident
Notified relevant law enforcement about the matter
Has or will notify relevant federal and state regulatory bodies and agencies, and applicable consumer protection agencies
Implemented temporary measures to maintain critical functions while systems are being restored
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 days(5 days from discovery to filing)
Compliance flags: SEC 4-day OK · 5d
Discovery-date grounding: occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.
Clock breakdown: Statute Window Elapsed Threshold Status
SEC
Materiality determined: Mar 1, 2025
→ Filed: Mar 6, 2025
5d cal. 4 business days SEC 4-day OK

Statute	Window	Elapsed	Threshold	Status
SEC	Materiality determined: Mar 1, 2025 → Filed: Mar 6, 2025	5d cal.	4 business days	SEC 4-day OK

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 4 states

View merged incident ↗

SEC 8-KMar 6 · first · this page

New Hampshire State AG+50d

Massachusetts State AG+50d

Nebraska State AG+50d

Indiana State AG+50d

Pattern: first filing Mar 6, last Apr 25 (IN) — a 50-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statementThis record

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://www.sec.gov/Archives/edgar/data/80172/000143774925006475/npk20250306_8k.htm
DisclosureLens renders the full SEC/HHS filing inline below from the originating regulator’s public record (§4.5 fair report privilege).
Filed at: Mar 6, 2025
Raw hash: ac139e516b678ef9ac16671fb8c9d56bca208d42e20c363bdb38aea089ce837b

AI-assisted summary above. The structured extract on this page was generated from the document below. Inspect the source to verify or correct any field.

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Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityNational Presto Industries, Inc.

Victim entityNational Presto Industries, Inc.

Incidentdiscovered Mar 1, 2025

Stated responseActivated its incident response team, comprised of internal personnel and external cybersecurity experts

ComplianceSEC 4-day OK

Extraction provenanceno artifact recorded

Source provenancewww.sec.gov

Source filing