---
schema_version: "secwatch.filing_event.v1"
accession: "0001079973-26-000051"
form_type: "8-K"
ticker: "TOI"
cik: "0001799191"
company_name: "Oncology Institute, Inc."
filed_at: "2026-01-07T23:59:59+00:00"
generated_at: "2026-05-16T11:23:44.656399+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# TOI appoints Mark Stolper to Board as Audit Committee Chairman

## Summary
- Mark D. Stolper appointed to Board effective Jan 2, 2026; fills a vacancy.
- Stolper is CFO of RadNet (RDNT) with prior oncology board experience.
- Appointed Audit Committee Chairman and designated financial expert.
- Will receive $75,000 annual retainer and future RSU grant for board service.
- Term expires at next annual meeting; expected to be nominated for re-election.

## SEC filing metadata
- accession: 0001079973-26-000051
- form_type: 8-K
- ticker: TOI
- cik: 0001799191
- company_name: Oncology Institute, Inc.
- filed_at: 2026-01-07T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1799191/000107997326000051/0001079973-26-000051-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1799191/000107997326000051/toi_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001079973-26-000051
- JSON: https://secwatch.observer/filing/0001079973-26-000051.json
- Plain text: https://secwatch.observer/filing/0001079973-26-000051.txt

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