---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-24-012284"
form_type: "8-K"
ticker: "MDAI"
cik: "0001833498"
company_name: "Spectral AI, Inc."
filed_at: "2024-02-12T23:59:59+00:00"
generated_at: "2026-06-06T04:27:41.111312+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Spectral AI appoints founder Dr. J. Michael DiMaio to board; top shareholders extend lock-up 180 days

## Summary
- Dr. J. Michael DiMaio appointed to board effective Feb 7, 2024, filling vacancy left by Michael Murphy.
- DiMaio is a founder, former CEO/Chairman (2011-2020), and a cardiac surgeon at Baylor Scott & White.
- He has authored nearly 500 publications, led $150M+ in research funding, oversees 120+ clinical trials.
- Two largest stockholders (DiMaio and Spangenberg) holding ~45% of shares extended lock-up for additional 180 days.

## SEC filing metadata
- accession: 0001213900-24-012284
- form_type: 8-K
- ticker: MDAI
- cik: 0001833498
- company_name: Spectral AI, Inc.
- filed_at: 2024-02-12T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1833498/000121390024012284/0001213900-24-012284-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1833498/000121390024012284/ea193249-8k_spectralai.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-24-012284
- JSON: https://secwatch.observer/filing/0001213900-24-012284.json
- Plain text: https://secwatch.observer/filing/0001213900-24-012284.txt

## Key facts
- Executive change
  Dr. J. Michael DiMaio was appointed as director at Spectral AI, Inc..
  - Action: appointed
  - Role: director
  source text: The board of directors (the “ Board ”) of Spectral AI, Inc., a Delaware corporation (the “ Company ”) appointed Dr. J. Michael DiMaio to serve as director on the Company’s Board, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1833498/000121390024012284/0001213900-24-012284-index.htm

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