Arch Capital Group Property, energy, marine and aviation — Year Three increased by 5.8% to 18.2% in Q4 2025 compared to the prior quarter. Year-over-year, this metric grew by 5.8%, from 17.2% to 18.2%. This increase may warrant attention — for this metric, lower values are generally preferred.
Consistent development patterns in year three suggest higher confidence in the accuracy of total loss reserves.
This represents the development or loss experience specifically observed during the third year following the inception o...
Standard actuarial metric used in loss development triangles to project ultimate losses.
acgl_segment_property_energy_marine_and_aviation_year_three| Q4 '21 | Q4 '22 | Q4 '23 | Q4 '24 | Q4 '25 | |
|---|---|---|---|---|---|
| Value | 19.1% | 18.4% | 18.1% | 17.2% | 18.2% |
| QoQ Change | — | -3.7% | -1.6% | -5.0% | +5.8% |
| YoY Change | — | -3.7% | -1.6% | -5.0% | +5.8% |