Excess and Surplus Lines Insurance — Prior accident years
Cincinnati Financial Excess and Surplus Lines Insurance — Prior accident years decreased by 700.0% to -$8.00M in Q1 2026 compared to the prior quarter. Year-over-year, this metric grew by 11.1%, from -$9.00M to -$8.00M. Over 2 years (FY 2021 to FY 2025), Excess and Surplus Lines Insurance — Prior accident years shows a downward trend with a 64.8% CAGR. This is a positive signal — lower values indicate better performance for this metric.
Analysis
How to read this metric
Negative values indicate favorable reserve development, suggesting prior estimates were conservative, while positive values indicate unfavorable development requiring additional reserves.
Detailed definition
This metric represents the development of loss reserves established for claims occurring in previous reporting periods....
Peer comparison
Commonly reported by P&C insurers as 'prior year reserve development' or 'prior accident year development'.
cinf_segment_excess_and_surplus_lines_insurance_prior_accident_yearsHistorical Data
| Q2 '21 | Q3 '21 | Q4 '21 | Q1 '22 | Q2 '22 | Q3 '22 | Q1 '23 | Q2 '23 | Q3 '23 | Q1 '24 | Q2 '24 | Q3 '24 | Q4 '24 | Q1 '25 | Q2 '25 | Q3 '25 | Q4 '25 | Q1 '26 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Value | -$1.00M | $3.00M | $1.00M | -$5.00M | -$1.00M | -$7.00M | -$9.00M | -$5.00M | $0.00 | -$3.00M | $3.00M | $5.00M | $3.00M | -$9.00M | -$5.00M | -$4.00M | -$1.00M | -$8.00M |
| QoQ Change | — | +400.0% | -66.7% | -600.0% | +80.0% | -600.0% | -28.6% | +44.4% | +100.0% | — | +200.0% | +66.7% | -40.0% | -400.0% | +44.4% | +20.0% | +75.0% | -700.0% |
| YoY Change | — | — | — | — | +0.0% | -333.3% | -80.0% | -400.0% | +100.0% | +66.7% | +160.0% | — | — | -200.0% | -266.7% | -180.0% | -133.3% | +11.1% |
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Frequently Asked Questions
- What is Cincinnati Financial's excess and surplus lines insurance — prior accident years?
- Cincinnati Financial (CINF) reported excess and surplus lines insurance — prior accident years of -$8.00M in Q1 2026.
- How has Cincinnati Financial's excess and surplus lines insurance — prior accident years changed year-over-year?
- Cincinnati Financial's excess and surplus lines insurance — prior accident years increased by 11.1% year-over-year, from -$9.00M to -$8.00M.
- What is the long-term trend for Cincinnati Financial's excess and surplus lines insurance — prior accident years?
- Over 2 years (2021 to 2025), Cincinnati Financial's excess and surplus lines insurance — prior accident years has grown at a 64.8% compound annual growth rate (CAGR), from $7.00M to -$19.00M.
- What does excess and surplus lines insurance — prior accident years mean?
- The change in estimated costs for claims that occurred in past years.