Products & Services · Year Six
Casualty — Year Six
Arch Capital Group Casualty — Year Six decreased by 7.1% to 7.8% in Q4 2025 compared to the prior quarter. Year-over-year, this metric declined by 7.1%, from 8.4% to 7.8%. This is a positive signal — lower values indicate better performance for this metric.
Analysis
StatementSegment
CategoryRisk
SignalLower is better
VolatilityStable
First reportedQ4 2018
Last reportedQ4 2025
How to read this metric
Stable or declining trends indicate effective underwriting and accurate initial loss estimation.
Detailed definition
Reflects the cumulative net loss development for casualty insurance business six years after the policy year. This metri...
Peer comparison
Standard actuarial data point found in insurance company loss development tables.
Metric ID:
acgl_segment_casualty_year_sixHistorical Data
5 periods
| Q4 '21 | Q4 '22 | Q4 '23 | Q4 '24 | Q4 '25 | |
|---|---|---|---|---|---|
| Value | 8.4% | 8.2% | 8.5% | 8.4% | 7.8% |
| QoQ Change | — | -2.4% | +3.7% | -1.2% | -7.1% |
| YoY Change | — | -2.4% | +3.7% | -1.2% | -7.1% |
Range7.8% – 8.5%
CAGR-7.1%
Avg YoY Growth-1.8%
Median YoY Growth-1.8%
Current Streak2 quarters decline
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Frequently Asked Questions
- What is Arch Capital Group's casualty — year six?
- Arch Capital Group (ACGL) reported casualty — year six of 7.8% in Q4 2025.
- How has Arch Capital Group's casualty — year six changed year-over-year?
- Arch Capital Group's casualty — year six decreased by 7.1% year-over-year, from 8.4% to 7.8%.
- What does casualty — year six mean?
- The claims experience for casualty policies six years after they were written.