Products & Services · Prior accident years

Workers' Compensation Line — Prior accident years

Cincinnati Financial Workers' Compensation Line — Prior accident years increased by 55.0% to -$9.00M in Q1 2026 compared to the prior quarter. Year-over-year, this metric grew by 18.2%, from -$11.00M to -$9.00M. Over 4 years (FY 2021 to FY 2025), Workers' Compensation Line — Prior accident years shows relatively stable performance with a -0.4% CAGR. This is a positive signal — higher values indicate stronger performance for this metric.

Analysis

StatementSegment
CategoryRisk
SignalHigher is better
VolatilityModerate
First reportedQ1 2017
Last reportedQ1 2026

How to read this metric

Favorable development (negative values) indicates that previous loss estimates were conservative, while unfavorable development suggests underestimation.

Detailed definition

This metric represents the development of loss reserves for claims originating in previous accident years. It reflects t...

Peer comparison

Commonly reported by P&C insurers as 'prior year reserve development' in actuarial disclosures.

Metric ID: cinf_segment_workers_compensation_line_prior_accident_years

Historical Data

20 periods
 Q2 '21Q3 '21Q4 '21Q1 '22Q2 '22Q3 '22Q4 '22Q1 '23Q2 '23Q3 '23Q4 '23Q1 '24Q2 '24Q3 '24Q4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Value-$27.00M-$7.00M-$7.00M-$10.00M-$18.00M-$16.00M-$19.00M-$15.00M-$11.00M-$20.00M-$20.00M-$12.00M-$28.00M-$16.00M-$27.00M-$11.00M-$17.00M-$17.00M-$20.00M-$9.00M
QoQ Change+74.1%+0.0%-42.9%-80.0%+11.1%-18.8%+21.1%+26.7%-81.8%+0.0%+40.0%-133.3%+42.9%-68.8%+59.3%-54.5%+0.0%-17.6%+55.0%
YoY Change+33.3%-128.6%-171.4%-50.0%+38.9%-25.0%-5.3%+20.0%-154.5%+20.0%-35.0%+8.3%+39.3%-6.3%+25.9%+18.2%
Range-$28.00M-$7.00M
CAGR-20.6%
Avg YoY Growth-23.3%
Median YoY Growth+1.5%

Frequently Asked Questions

What is Cincinnati Financial's workers' compensation line — prior accident years?
Cincinnati Financial (CINF) reported workers' compensation line — prior accident years of -$9.00M in Q1 2026.
How has Cincinnati Financial's workers' compensation line — prior accident years changed year-over-year?
Cincinnati Financial's workers' compensation line — prior accident years increased by 18.2% year-over-year, from -$11.00M to -$9.00M.
What is the long-term trend for Cincinnati Financial's workers' compensation line — prior accident years?
Over 4 years (2021 to 2025), Cincinnati Financial's workers' compensation line — prior accident years has grown at a -0.4% compound annual growth rate (CAGR), from -$66.00M to -$65.00M.
What does workers' compensation line — prior accident years mean?
The change in estimated costs for insurance claims that occurred in past years.