---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-080297"
form_type: "8-K"
ticker: "AHCO"
cik: "0001725255"
company_name: "AdaptHealth Corp."
filed_at: "2026-07-02T20:01:45+00:00"
generated_at: "2026-07-02T20:03:06.363569+00:00"
event_type: "cyber"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# AdaptHealth reports material cybersecurity incident; patient data exfiltrated via social engineering

## Summary
- Threat actor gained unauthorized access to cloud-based business applications including patient management systems and document storage.
- Exfiltrated data includes passwords for insurance billing and patient personally identifiable and protected health information.
- Incident resulted from social engineering attack on a third-party contractor; compromised user session disabled and credentials reset.
- Company determined incident material on June 27, 2026; investigation ongoing with external forensics.
- No material operational impact to date; full financial impact including remediation and legal costs not yet determinable.

## SEC filing metadata
- accession: 0001104659-26-080297
- form_type: 8-K
- ticker: AHCO
- cik: 0001725255
- company_name: AdaptHealth Corp.
- filed_at: 2026-07-02T20:01:45+00:00
- event_type: cyber
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.05
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1725255/000110465926080297/0001104659-26-080297-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1725255/000110465926080297/ahco-20260627x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-080297
- JSON: https://secwatch.observer/filing/0001104659-26-080297.json
- Plain text: https://secwatch.observer/filing/0001104659-26-080297.txt

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