---
schema_version: "secwatch.filing_event.v1"
accession: "0001140361-25-021143"
form_type: "8-K"
ticker: "CI"
cik: "0001739940"
company_name: "Cigna Group"
filed_at: "2025-06-02T23:59:59+00:00"
generated_at: "2026-05-20T03:05:23.298863+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Cigna appoints Michael J. Hennigan, Executive Chairman of Marathon Petroleum, to board

## Summary
- Michael J. Hennigan appointed as independent director effective June 2, 2025.
- Hennigan is Executive Chairman of Marathon Petroleum Corporation and MPLX.
- He will participate in Cigna's non-employee director compensation plan (effective July 24, 2024).
- No arrangements or transactions requiring Item 404(a) disclosure exist.

## SEC filing metadata
- accession: 0001140361-25-021143
- form_type: 8-K
- ticker: CI
- cik: 0001739940
- company_name: Cigna Group
- filed_at: 2025-06-02T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1739940/000114036125021143/0001140361-25-021143-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1739940/000114036125021143/ef20050060_8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001140361-25-021143
- JSON: https://secwatch.observer/filing/0001140361-25-021143.json
- Plain text: https://secwatch.observer/filing/0001140361-25-021143.txt

## Key facts
- Executive change
  Michael J. Hennigan was appointed as independent director at Cigna Group.
  - Action: appointed
  - Role: independent director
  source text: On May 30, 2025, the board of directors (the “Board”) of The Cigna Group (the “Company”) appointed Michael J. Hennigan as an independent member of the Board, effective June 2, 2025.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1739940/000114036125021143/0001140361-25-021143-index.htm

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