Sheldon Cooper / SOPA Images / LightRocket via Getty Images Even with Wednesday's gains, Centene shares have lost about 40% of their value in 2025 Key Takeaways Centene shares soared Wednesday after the embattled health care services and insurance provider posted a surprise profit. A jump in demand for Medicare prescription drug plans and higher Medicaid premiums helped boost its results. Centene (CNC) shares soared over 10% in recent trading after the health care services and insurance provider pos ...