---
schema_version: "secwatch.filing_event.v1"
accession: "0001079973-25-001666"
form_type: "8-K"
ticker: "TOI"
cik: "0001799191"
company_name: "Oncology Institute, Inc."
filed_at: "2025-11-06T23:59:59+00:00"
generated_at: "2026-05-16T23:55:15.149513+00:00"
event_type: "cyber"
sentiment: "negative"
materiality_score: 0.3
confidence: "medium"
source: SEC EDGAR
---

# Oncology Institute discloses cyber incident impacting fee-for-service collections

## Summary
- Cybersecurity incident at IT software provider may cause brief immaterial delay in fee-for-service collections.
- No evidence of patient personal information compromise to date; investigation ongoing.
- Company collaborating with provider to restore normal billing operations quickly.

## SEC filing metadata
- accession: 0001079973-25-001666
- form_type: 8-K
- ticker: TOI
- cik: 0001799191
- company_name: Oncology Institute, Inc.
- filed_at: 2025-11-06T23:59:59+00:00
- event_type: cyber
- sentiment: negative
- materiality_score: 0.3
- confidence: medium
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1799191/000107997325001666/0001079973-25-001666-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1799191/000107997325001666/toi_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001079973-25-001666
- JSON: https://secwatch.observer/filing/0001079973-25-001666.json
- Plain text: https://secwatch.observer/filing/0001079973-25-001666.txt

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