The Hanover Insurance Group THG Business Segments
| Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | ||
|---|---|---|---|---|---|---|
| Premiums Earned Net by Business | ||||||
| All Other Segments | $0— | —— | $0— | $0— | $0— | |
| Core Commercial Lines | $563.8M+0.4% | $561.5M+1.3% | $554.2M0.0% | $554.3M+2.5% | $541M-1.5% | |
| Personal Lines | $646.9M+0.1% | $646.2M+0.6% | $642.6M+1.2% | $635.1M+1.1% | $627.9M+0.8% | |
| Specialty Lines | $359.9M+3.2% | $348.9M-1.4% | $353.9M-0.6% | $355.9M+4.8% | $339.6M+0.1% |
Chart any of these lines over time, or line them up against competitors.
Compare these in charts →Questions, answered.
- How does The Hanover Insurance Group break its business down?
- The Hanover Insurance Group (THG) reports premiums earned net by business across 4 parts — All Other Segments, Core Commercial Lines, Personal Lines and Specialty Lines. Each is extracted from the segment footnotes and tracked over time.
- Where does The Hanover Insurance Group's segment data come from?
- Segment breakdowns are pulled from the segment footnotes in The Hanover Insurance Group's SEC filings (the XBRL dimensional tags), so every line ties back to a reported figure. Switch between quarterly, annual, and TTM, or open any segment for its full history.
