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Compare · CI vs SERA

CI vs SERA

Side-by-side comparison of The Cigna Group (CI) and Sera Prognostics Inc. (SERA): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both CI and SERA operate in Medical Specialities (Health Care), so they compete in similar markets.
  • CI is the larger of the two at $76.58B, about 854.0x SERA ($89.7M).
  • Over the past year, CI is down 7.0% and SERA is up 43.9% - SERA leads by 50.9 points.
  • SERA has been more active in the news (9 items in the past 4 weeks vs 4 for CI).
  • CI has more recent analyst coverage (25 ratings vs 8 for SERA).
PerformanceCI-7.00%SERA+43.92%
2025-06-09+0.00%2026-06-08
MetricCISERA
Company
The Cigna Group
Sera Prognostics Inc.
Price
$289.50+0.00%
$2.13-6.99%
Market cap
$76.58B
$89.7M
1M return
+1.94%
+16.39%
1Y return
-7.00%
+43.92%
Industry
Medical Specialities
Medical Specialities
Exchange
NYSE
NASDAQ
IPO
2021
News (4w)
4
9
Recent ratings
25
8
CI

The Cigna Group

Cigna Corporation provides insurance and related products and services in the United States. Its Evernorth segment provides a range of coordinated and point solution health services, including pharmacy, benefits management, care, and intelligence solutions to health plans, employers, government organizations, and health care providers. The company's U.S. Medical segment offers commercial products and services, including medical, pharmacy, behavioral health, dental, vision, health advocacy programs, and other products and services for insured and self-insured customers; Medicare Advantage, Medicare Supplement, and Medicare Part D plans for seniors, as well as Medicaid plans; and individual health insurance plans to on and off the public exchanges. Its International Markets segment offers health coverage, hospitalization, dental, critical illness, personal accident, term life, medical cost containment, and variable universal life products, as well as health care benefits to mobile employees of multinational organizations. The company distributes its products and services through insurance brokers and consultants; directly to employers, unions and other groups, or individuals; and private and public exchanges. The company was founded in 1792 and is headquartered in Bloomfield, Connecticut.

SERA

Sera Prognostics Inc.

Sera Prognostics, Inc., a health diagnostic company, discovers, develops, and commercializes biomarker tests for the early prediction of preterm birth risk and other complications of pregnancy. It develops PreTRM test, a blood-based biomarker test to predict the risk of spontaneous preterm birth in asymptomatic singleton pregnancies. The company was incorporated in 2008 and is headquartered in Salt Lake City, Utah.

Latest CI

Latest SERA