Cigna Group
CINYSEHospital & Medical Service PlansFiscal year ends December 31
$295.19−3.04 (-1.02%)
Close on Nov 2, 2026Market cap $78.00BP/E –Yield 2.05%
Cigna Prior Year Reserve Development by Year
Prior Year Reserve Development — Medical Cost Trend Variance ($M) ($M)
Cigna Prior Year Reserve Development: -$142M in FY2025, down 39.1% from a year earlier.
Latest, FY2025
-142
Period ended Dec 31, 2025
Change on a year earlier
-39.1%
-233 in FY2024
History
6 years
Since FY2020
Sources
5
Documents cited below
Where the FY2025 figure comes from
Source: SEC Form 10-K (filed 2026-02-26) ↗
Reported in Form 10-Q / 10-K Medical Claims Payable Footnote (Inline XBRL).
Annual history
Hover a value to see the sentence it was read from; calculated values show their formula
| Period | Ended | Prior Year Reserve Development — Medical Cost Trend Variance ($M) ($M) | Year on year | Source |
|---|---|---|---|---|
| FY2025 | Dec 31, 2025 | -142 | -39.1% | SEC Form 10-K (filed 2026-02-26) ↗ |
| FY2024 | Dec 31, 2024 | -233 | +11.5% | SEC Form 10-K (filed 2026-02-26) ↗ |
| FY2023 | Dec 31, 2023 | -209 | +6.1% | SEC Form 10-K (filed 2025-02-27) ↗ |
| FY2022 | Dec 31, 2022 | -197 | +42.8% | SEC Form 10-K (filed 2024-02-29) ↗ |
| FY2021 | Dec 31, 2021 | -138 | +58.6% | SEC Form 10-K (filed 2023-02-23) ↗ |
| FY2020 | Dec 31, 2020 | -87 | – | SEC Form 10-K (filed 2022-02-24) ↗ |
Cite this data
StockData. (2026). Cigna Prior Year Reserve Development ($M), annual FY2020–FY2025 [Data set]. Compiled from Cigna SEC filings and investor materials. https://stockdatahq.com/stocks/ci/kpis/claims-pyd-medical-cost-trend
See every metric in the Cigna KPI table. Data updated Oct 31, 2026.