---
schema_version: "secwatch.filing_event.v1"
accession: "0000076334-22-000009"
form_type: "8-K"
ticker: "PH"
cik: "0000076334"
company_name: "Parker-Hannifin Corp"
filed_at: "2022-04-05T23:59:59+00:00"
generated_at: "2026-06-26T09:36:52.519639+00:00"
event_type: "cyber"
sentiment: "negative"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Parker-Hannifin cybersecurity incident on March 14; data including employee personal info accessed

## Summary
- Unauthorized third-party access to Parker-Hannifin systems detected on March 14, 2022; investigation underway.
- Company shut down certain systems immediately and notified law enforcement; engaged cybersecurity professionals.
- Some data accessed and taken, including personal information of company team members.
- Preliminary assessment indicates no significant financial or operational impact; business systems fully operational.
- Company maintains cybersecurity insurance subject to deductibles and policy limitations.

## SEC filing metadata
- accession: 0000076334-22-000009
- form_type: 8-K
- ticker: PH
- cik: 0000076334
- company_name: Parker-Hannifin Corp
- filed_at: 2022-04-05T23:59:59+00:00
- event_type: cyber
- sentiment: negative
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/76334/000007633422000009/0000076334-22-000009-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/76334/000007633422000009/ph-20220314.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000076334-22-000009
- JSON: https://secwatch.observer/filing/0000076334-22-000009.json
- Plain text: https://secwatch.observer/filing/0000076334-22-000009.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.