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+4.2% | $561.5M+2.2% | $554.2M+3.9% | $554.3M+3.1% | $541M+2.3% | |
| Personal Lines | $646.9M+3.0% | $646.2M+3.7% | $642.6M+4.5% | $635.1M+4.9% | $627.9M+4.9% | |
| Specialty Lines | $359.9M+6.0% | $348.9M+2.8% | $353.9M+6.9% | $355.9M+7.7% | $339.6M+5.8% | |
| Insurance Services Revenue by Business | ||||||
| All Other Segments | $4.7M+38.2% | $8.2M+173% | $6.1M+144% | $3.3M+3.1% | $3.4M-8.1% | |
| Core Commercial Lines | $623.5M+5.6% | $617.8M+3.6% | $607.3M+5.3% | $603.3M+4.0% | $590.3M+3.4% | |
| Personal Lines | $685.7M+3.6% | $684.6M+4.4% | $679.3M+5.3% | $669M+5.3% | $662.1M+5.4% | |
| Specialty Lines | $389.8M+6.7% | $377.9M+4.0% | $381.3M+7.8% | $381.3M+8.1% | $365.2M+6.6% | |
| Segment Reporting Other Item Amount by Business | ||||||
| All Other Segments | $2.5M-3.8% | $2.7M+3.8% | $2.8M+12.0% | $6M+87.5% | $2.6M-18.8% | |
| Core Commercial Lines | $2.7M+8.0% | $2M-31.0% | $2.2M+10.0% | $2.3M+4.5% | $2.5M+66.7% | |
| Personal Lines | $1.9M+11.8% | $1.8M-5.3% | $1.9M+5.6% | $1.7M0.0% | $1.7M+6.3% | |
| Specialty Lines | $2M-9.1% | -$14.8M-717% | $2M-4.8% | $2M+17.6% | $2.2M+29.4% | |
| Net Investment Income by Business | ||||||
| All Other Segments | $4.7M+42.4% | $8.1M+170% | $6.1M+144% | $3.3M+32.0% | $3.3M+10.0% | |
| Core Commercial Lines | $58.3M+21.5% | $55M+19.3% | $51.8M+23.0% | $47.7M+15.2% | $48M+17.6% | |
| Personal Lines | $35.2M+15.4% | $34.8M+20.8% | $33M+25.5% | $30.2M+16.2% | $30.5M+19.1% | |
| Specialty Lines | $28.7M+18.1% | $27.9M+22.4% | $26.1M+24.9% | $24.3M+18.5% | $24.3M+19.7% | |
| Operating Income by Business | ||||||
| All Other Segments | $2.2M+175% | $4.7M+570% | $3.3M— | -$2.6M— | $800K+60.0% | |
| Core Commercial Lines | $74.8M+179% | $75.1M+5.8% | $65.1M+16.5% | $83.9M+0.8% | $26.8M-62.5% | |
| Personal Lines | $89.2M-5.3% | $127.1M+25.7% | $101.1M+366% | $57.4M+289% | $94.2M+398% | |
| Specialty Lines | $84M+30.0% | $82.1M-1.4% | $78.2M+7.1% | $71.2M+67.1% | $64.6M+9.9% | |
| Fees Commissions And Other Income by Business | ||||||
| All Other Segments | $0-100% | $100K— | $0— | $0-100% | $100K-85.7% | |
| Core Commercial Lines | $1.4M+7.7% | $1.3M0.0% | $1.3M+8.3% | $1.3M+8.3% | $1.3M0.0% | |
| Personal Lines | $3.6M-2.7% | $3.6M-7.7% | $3.7M-5.1% | $3.7M-5.1% | $3.7M-7.5% | |
| Specialty Lines | $1.2M-7.7% | $1.1M-8.3% | $1.3M-18.8% | $1.1M-38.9% | $1.3M0.0% | |
| Policyholder Benefits And Claims Incurred Net by Business | ||||||
| All Other Segments | -$0— | $800K-42.9% | -$0— | -$100K— | $0— | |
| Core Commercial Lines | $360M-5.0% | $347.5M+5.7% | $352.2M+4.1% | $333.3M+6.1% | $378.9M+18.1% | |
| Personal Lines | $425.4M+5.2% | $381.7M-1.0% | $406.2M-12.2% | $447.6M-11.7% | $404.3M-10.5% | |
| Specialty Lines | $172.2M+0.1% | $159.7M+10.4% | $168.7M+10.2% | $176.4M-5.4% | $172.1M+5.9% | |
| Underwriting Income Loss by Business | ||||||
| All Other Segments | $0— | -$800K+42.9% | $0— | $100K— | $0— | |
| Core Commercial Lines | $17.8M+189% | $20.8M-21.5% | $14.2M-2.7% | $37.2M-13.1% | -$20M-165% | |
| Personal Lines | $52.3M-15.2% | $90.5M— | $66.3M+1,090% | $25.2M+143% | $61.7M+778% | |
| Specialty Lines | $56.1M+36.2% | $55.5M-10.0% | $52.8M+0.4% | $47.8M+117% | $41.2M+5.9% | |
| Current Year Catastrophe Losses by Business | ||||||
| All Other Segments | $0— | —— | $0— | $0— | $0— | |
| Core Commercial Lines | $52.1M-4.4% | —— | $17.8M-53.4% | $25.2M-18.4% | $54.5M+122% | |
| Personal Lines | $80.2M+123% | —— | $22.4M-67.9% | $72.2M-39.1% | $35.9M-39.4% | |
| Specialty Lines | $15.4M-10.5% | —— | $6M-24.1% | $16.1M-41.7% | $17.2M+68.6% | |
| Prior Year Claims Adjustment Expense Excluding Catastrophes by Business | ||||||
| All Other Segments | -$0— | $800K-42.9% | -$0— | -$100K— | $0— | |
| Core Commercial Lines | -$1.6M-23.1% | -$1.6M+42.9% | -$1.2M+66.7% | -$3M-42.9% | -$1.3M+85.9% | |
| Personal Lines | -$9.2M-229% | -$900K-50.0% | -$900K-350% | -$2.6M+35.0% | -$2.8M-2,700% | |
| Specialty Lines | -$14.2M+10.7% | -$18.4M+22.0% | -$10M+2.0% | -$12.5M-10.6% | -$15.9M-1,345% | |
| Supplemental Information For Property Casualty Insurance Underwriters Prior Year Claims And Claims Adjustment Expense by Business | ||||||
| Core Commercial Lines | -$23.3M-138% | -$1.6M+84.5% | -$1.2M+88.1% | -$5.5M+87.1% | -$9.8M-175% | |
| Personal Lines | -$30.5M-903% | -$8.9M+36.0% | —— | -$15.3M— | $3.8M— | |
| Specialty Lines | -$20M-8.7% | -$18.4M+29.5% | -$10M+27.0% | -$14M— | -$18.4M— | |
| Current Accident Year Losses And LAE by Business | ||||||
| All Other Segments | $0— | —— | $0— | $0— | $0— | |
| Core Commercial Lines | $331.2M-0.9% | $322.2M-0.3% | $335.6M+8.2% | $313.6M+4.6% | $334.2M+8.0% | |
| Personal Lines | $375.7M+0.9% | $381.3M+2.3% | $384.7M-2.1% | $380M-3.2% | $372.2M-5.2% | |
| Specialty Lines | $176.8M+2.0% | $179.3M+9.2% | $172.7M+8.7% | $174.3M-0.8% | $173.3M+10.7% | |
| Prior Year Favorable Catastrophe Development by Business | ||||||
| All Other Segments | $0— | —— | $0— | $0— | $0— | |
| Core Commercial Lines | -$21.7M-155% | —— | —— | -$2.5M+82.8% | -$8.5M-124% | |
| Personal Lines | -$21.3M-2,030% | -$8M— | $0— | -$2M— | -$1M— | |
| Specialty Lines | -$5.8M-132% | —— | —— | -$1.5M+72.7% | -$2.5M+21.9% |
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.
