CNC · 10-Q · 2026Q1 · Full report

Membership / Enrollment Trends

CENTENE CORP · 2026-04-28 · Importance 57 · Surprise 50

Managed care membership declined by 1.7 million, or (6)%, from March 31, 2025 to March 31, 2026, to 26.2729 million members as of March 31, 2026. Marketplace membership fell sharply to 3.5822 million from 5.6260 million year‑over‑year, while Medicare PDP membership increased to 8.7806 million from 7.8678 million. Total Medicaid membership was 12.4269 million, down from 12.9588 million a year earlier, with Traditional Medicaid at 10.9231 million and High Acuity Medicaid at 1.5038 million. Management links membership declines to post‑PHE state eligibility redeterminations and regulatory changes (including APTC expirations and the Final Rule) and notes changes in segment mix affect consolidated ratios and SG&A.

Key facts

• Marketplace membership at March 31, 2026: 3,582,200 compared to 5,626,000 at March 31, 2025.
• Total commercial membership at March 31, 2026: 4,063,200 compared to 6,074,200 at March 31, 2025.
• Medicare membership at March 31, 2026: 1,002,200 compared to 1,043,200 at March 31, 2025.
• Individual and Commercial Group membership at March 31, 2026: 481,000 compared to 448,200 at March 31, 2025.
• Managed care membership at March 31, 2026: 26.3 million, a decrease of 1.7 million members, or (6)% year-over-year.
• Medicaid membership at March 31, 2026: 12,426,900 compared to 12,958,800 at March 31, 2025.
• Traditional Medicaid membership at March 31, 2026: 10,923,100 compared to 11,369,400 at March 31, 2025.
• High Acuity Medicaid membership at March 31, 2026: 1,503,800 compared to 1,589,400 at March 31, 2025.

Impact estimates