| Segment | Q4 '21 | Q4 '22 | Q4 '23 | Q4 '24 | Q4 '25 |
|---|---|---|---|---|---|
| Commercial Casualty Line | 18.8% | 18.9% | 18.9% | 18.8% | 18.7% |
| Commercial Auto Line | 15.2% | 15.6% | 15.3% | 15.2% | 14.3% |
| Workers' Compensation Line | 11.6% | 11.2% | 11.3% | 11.2% | 11.1% |
| Personal Auto | 8.3% | 8.2% | 8.2% | 8% | 7.7% |
| Commercial Property Segment | 3.4% | 3.6% | 4.5% | 5.1% | 4.6% |
| Homeowner | — | — | 4.1% | 4.2% | 4.1% |
| Total | 18.8% | 18.9% | 18.9% | 18.8% | 18.7% |