The Hanover Insurance Group THG Business Segments
| TTM Q1 '26 | TTM Q4 '25 | TTM Q3 '25 | TTM Q2 '25 | TTM Q1 '25 | ||
|---|---|---|---|---|---|---|
| Premiums Earned Net by Business | ||||||
| Core Commercial Lines | $2.23B+3.4% | $2.21B+2.9% | $2.2B+4.0% | $2.18B+3.9% | $2.16B+4.2% | |
| Personal Lines | $2.57B+4.0% | $2.55B+4.5% | $2.53B+5.3% | $2.5B+5.6% | $2.47B+5.4% | |
| Specialty Lines | $1.42B+5.8% | $1.4B+5.8% | $1.39B+6.7% | $1.37B+6.0% | $1.34B+5.0% | |
| Insurance Services Revenue by Business | ||||||
| All Other Segments | $22.3M+84.3% | $21M+69.4% | $15.8M+19.7% | $12.2M-18.1% | $12.1M-21.4% | |
| Core Commercial Lines | $2.45B+4.6% | $2.42B+4.1% | $2.4B+4.9% | $2.37B+4.4% | $2.34B+4.5% | |
| Personal Lines | $2.72B+4.6% | $2.7B+5.1% | $2.67B+5.2% | $2.63B+4.8% | $2.6B+4.6% | |
| Specialty Lines | $1.53B+6.6% | $1.51B+6.6% | $1.49B+7.4% | $1.46B+6.3% | $1.44B+5.2% | |
| Segment Reporting Other Item Amount by Business | ||||||
| All Other Segments | $14M+28.4% | $14.1M+22.6% | $14M+13.1% | $13.7M+2.6% | $10.9M-20.0% | |
| Core Commercial Lines | $9.2M-4.2% | $9M+4.7% | $9.9M+38.0% | $9.7M+45.9% | $9.6M+62.0% | |
| Personal Lines | $7.3M+2.8% | $7.1M+1.4% | $7.2M+8.3% | $7.1M+10.9% | $7.1M+13.6% | |
| Specialty Lines | -$8.8M-205% | -$8.6M-209% | $8.6M+19.0% | $8.7M+27.0% | $8.4M+22.2% | |
| Net Investment Income by Business | ||||||
| All Other Segments | $22.2M+96.5% | $20.8M+89.1% | $15.7M+42.7% | $12.1M+0.8% | $11.3M-8.9% | |
| Core Commercial Lines | $212.8M+19.8% | $202.5M+18.8% | $193.6M+19.6% | $183.9M+16.2% | $177.6M+13.5% | |
| Personal Lines | $133.2M+19.4% | $128.5M+20.4% | $122.5M+20.8% | $115.8M+16.5% | $111.6M+11.8% | |
| Specialty Lines | $107M+20.9% | $102.6M+21.4% | $97.5M+23.1% | $92.3M+21.0% | $88.5M+19.0% | |
| Operating Income by Business | ||||||
| All Other Segments | $7.6M+3,900% | $6.2M+1,340% | $500K+133% | -$2.8M-250% | -$200K+66.7% | |
| Core Commercial Lines | $298.9M+26.2% | $250.9M-10.9% | $246.8M-6.3% | $237.6M-5.2% | $236.9M+4.1% | |
| Personal Lines | $374.8M+101% | $379.8M+241% | $353.8M— | $274.4M— | $186.6M— | |
| Specialty Lines | $315.5M+19.7% | $296.1M+14.9% | $297.3M+21.4% | $292.1M+20.6% | $263.5M+3.7% | |
| Fees Commissions And Other Income by Business | ||||||
| All Other Segments | $100K-87.5% | $200K-85.7% | $100K-95.3% | $100K-96.6% | $800K-72.9% | |
| Core Commercial Lines | $5.3M+6.0% | $5.2M+4.0% | $5.2M+6.7% | $5.1M+5.2% | $5M+3.6% | |
| Personal Lines | $14.6M-5.2% | $14.7M-6.4% | $15M-6.1% | $15.2M-6.5% | $15.4M-6.8% | |
| Specialty Lines | $4.7M-20.3% | $4.8M-18.6% | $4.9M-22.2% | $5.2M-17.5% | $5.9M-3.3% | |
| Policyholder Benefits And Claims Incurred Net by Business | ||||||
| All Other Segments | $700K-50.0% | $700K-50.0% | $1.3M+126% | $1.3M+13.0% | $1.4M-18.8% | |
| Core Commercial Lines | $1.39B+2.4% | $1.41B+8.4% | $1.39B+6.2% | $1.38B+5.1% | $1.36B+1.7% | |
| Personal Lines | $1.66B-5.6% | $1.64B-9.3% | $1.64B-15.9% | $1.7B-16.0% | $1.76B-14.2% | |
| Specialty Lines | $677M+3.2% | $676.9M+4.7% | $661.8M-0.3% | $646.2M-3.8% | $656.3M+1.5% | |
| Underwriting Income Loss by Business | ||||||
| All Other Segments | -$700K+50.0% | -$700K+50.0% | -$1.3M-126% | -$1.3M-13.0% | -$1.4M+18.8% | |
| Core Commercial Lines | $90M+40.8% | $52.2M-54.5% | $57.9M-44.3% | $58.3M-38.4% | $63.9M-11.6% | |
| Personal Lines | $234.3M— | $243.7M— | —— | —— | —— | |
| Specialty Lines | $212.2M+19.5% | $197.3M+12.6% | $203.5M+21.9% | $203.3M+21.7% | $177.5M-2.0% | |
| Prior Year Claims Adjustment Expense Excluding Catastrophes by Business | ||||||
| All Other Segments | $700K-50.0% | $700K-50.0% | $1.3M+126% | $1.3M+13.0% | $1.4M-18.8% | |
| Core Commercial Lines | -$7.4M+24.5% | -$7.1M+59.9% | -$8.3M+39.5% | -$10.7M-19.6% | -$9.8M-72.7% | |
| Personal Lines | -$13.6M-78.9% | -$7.2M-46.9% | -$6.9M-417% | -$6.2M-170% | -$7.6M-139% | |
| Specialty Lines | -$55.1M+9.7% | -$56.8M-22.9% | -$62M-78.2% | -$62.2M-69.0% | -$61M-61.8% | |
| Supplemental Information For Property Casualty Insurance Underwriters Prior Year Claims And Claims Adjustment Expense by Business | ||||||
| Core Commercial Lines | -$31.6M+56.6% | -$18.1M+63.8% | -$26.8M+54.9% | -$35.7M-90.9% | -$72.8M-628% | |
| Specialty Lines | -$62.4M— | -$60.8M— | -$68.5M— | -$72.2M— | —— | |
| Current Accident Year Losses And LAE by Business | ||||||
| Core Commercial Lines | $1.3B+2.8% | $1.31B+5.1% | $1.31B+7.6% | $1.28B+6.9% | $1.27B+6.2% | |
| Personal Lines | $1.52B-0.6% | $1.52B-2.1% | $1.51B-4.8% | $1.52B-5.2% | $1.53B-5.3% | |
| Specialty Lines | $703.1M+4.6% | $699.6M+6.7% | $684.5M+4.7% | $670.7M+1.9% | $672.1M+4.2% | |
| Prior Year Favorable Catastrophe Development by Business | ||||||
| Personal Lines | -$31.3M— | -$11M— | —— | —— | —— |
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.
