CI ▼ -0.1% - The Cigna Group $CI - The Cigna Group to Host Investor Day on September 30 Cigna Group announced it will host an investor day on September 30. The stock moved down 0.1% today, a negligible decline that suggests the market saw the event announcement as routine rather than material to near-term valuation. 09-SEP-2026 06:00 AM ET