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% | |
| Insurance Services Revenue by Business | ||||||
| All Other Segments | $4.7M-42.7% | $8.2M+34.4% | $6.1M+84.8% | $3.3M-2.9% | $3.4M+13.3% | |
| Core Commercial Lines | $623.5M+0.9% | $617.8M+1.7% | $607.3M+0.7% | $603.3M+2.2% | $590.3M-1.1% | |
| Personal Lines | $685.7M+0.2% | $684.6M+0.8% | $679.3M+1.5% | $669M+1.0% | $662.1M+1.0% | |
| Specialty Lines | $389.8M+3.1% | $377.9M-0.9% | $381.3M0.0% | $381.3M+4.4% | $365.2M+0.5% | |
| Segment Reporting Other Item Amount by Business | ||||||
| All Other Segments | $2.5M-7.4% | $2.7M-3.6% | $2.8M-53.3% | $6M+131% | $2.6M0.0% | |
| Core Commercial Lines | $2.7M+35.0% | $2M-9.1% | $2.2M-4.3% | $2.3M-8.0% | $2.5M-13.8% | |
| Personal Lines | $1.9M+5.6% | $1.8M-5.3% | $1.9M+11.8% | $1.7M0.0% | $1.7M-10.5% | |
| Specialty Lines | $2M+114% | -$14.8M-840% | $2M0.0% | $2M-9.1% | $2.2M-8.3% | |
| Net Investment Income by Business | ||||||
| All Other Segments | $4.7M-42.0% | $8.1M+32.8% | $6.1M+84.8% | $3.3M0.0% | $3.3M+10.0% | |
| Core Commercial Lines | $58.3M+6.0% | $55M+6.2% | $51.8M+8.6% | $47.7M-0.6% | $48M+4.1% | |
| Personal Lines | $35.2M+1.1% | $34.8M+5.5% | $33M+9.3% | $30.2M-1.0% | $30.5M+5.9% | |
| Specialty Lines | $28.7M+2.9% | $27.9M+6.9% | $26.1M+7.4% | $24.3M0.0% | $24.3M+6.6% | |
| Operating Income by Business | ||||||
| All Other Segments | $2.2M-53.2% | $4.7M+42.4% | $3.3M+227% | -$2.6M-425% | $800K+180% | |
| Core Commercial Lines | $74.8M-0.4% | $75.1M+15.4% | $65.1M-22.4% | $83.9M+213% | $26.8M-62.3% | |
| Personal Lines | $89.2M-29.8% | $127.1M+25.7% | $101.1M+76.1% | $57.4M-39.1% | $94.2M-6.8% | |
| Specialty Lines | $84M+2.3% | $82.1M+5.0% | $78.2M+9.8% | $71.2M+10.2% | $64.6M-22.4% | |
| Fees Commissions And Other Income by Business | ||||||
| All Other Segments | $0-100% | $100K— | $0— | $0-100% | $100K— | |
| Core Commercial Lines | $1.4M+7.7% | $1.3M0.0% | $1.3M0.0% | $1.3M0.0% | $1.3M0.0% | |
| Personal Lines | $3.6M0.0% | $3.6M-2.7% | $3.7M0.0% | $3.7M0.0% | $3.7M-5.1% | |
| Specialty Lines | $1.2M+9.1% | $1.1M-15.4% | $1.3M+18.2% | $1.1M-15.4% | $1.3M+8.3% | |
| Policyholder Benefits And Claims Incurred Net by Business | ||||||
| All Other Segments | -$0-100% | $800K— | -$0+100% | -$100K— | $0-100% | |
| Core Commercial Lines | $360M+3.6% | $347.5M-1.3% | $352.2M+5.7% | $333.3M-12.0% | $378.9M+15.2% | |
| Personal Lines | $425.4M+11.4% | $381.7M-6.0% | $406.2M-9.2% | $447.6M+10.7% | $404.3M+4.8% | |
| Specialty Lines | $172.2M+7.8% | $159.7M-5.3% | $168.7M-4.4% | $176.4M+2.5% | $172.1M+19.0% | |
| Underwriting Income Loss by Business | ||||||
| All Other Segments | $0+100% | -$800K— | $0-100% | $100K— | $0+100% | |
| Core Commercial Lines | $17.8M-14.4% | $20.8M+46.5% | $14.2M-61.8% | $37.2M+286% | -$20M-175% | |
| Personal Lines | $52.3M-42.2% | $90.5M+36.5% | $66.3M+163% | $25.2M-59.2% | $61.7M— | |
| Specialty Lines | $56.1M+1.1% | $55.5M+5.1% | $52.8M+10.5% | $47.8M+16.0% | $41.2M-33.2% | |
| Current Year Catastrophe Losses by Business | ||||||
| All Other Segments | $0— | —— | $0— | $0— | $0— | |
| Core Commercial Lines | $52.1M— | —— | $17.8M-29.4% | $25.2M-53.8% | $54.5M— | |
| Personal Lines | $80.2M— | —— | $22.4M-69.0% | $72.2M+101% | $35.9M— | |
| Specialty Lines | $15.4M— | —— | $6M-62.7% | $16.1M-6.4% | $17.2M— | |
| Prior Year Claims Adjustment Expense Excluding Catastrophes by Business | ||||||
| All Other Segments | -$0-100% | $800K— | -$0+100% | -$100K— | $0-100% | |
| Core Commercial Lines | -$1.6M0.0% | -$1.6M-33.3% | -$1.2M+60.0% | -$3M-131% | -$1.3M+53.6% | |
| Personal Lines | -$9.2M-922% | -$900K0.0% | -$900K+65.4% | -$2.6M+7.1% | -$2.8M-367% | |
| Specialty Lines | -$14.2M+22.8% | -$18.4M-84.0% | -$10M+20.0% | -$12.5M+21.4% | -$15.9M+32.6% | |
| Supplemental Information For Property Casualty Insurance Underwriters Prior Year Claims And Claims Adjustment Expense by Business | ||||||
| Core Commercial Lines | -$23.3M-1,356% | -$1.6M-33.3% | -$1.2M+78.2% | -$5.5M+43.9% | -$9.8M+4.9% | |
| Personal Lines | -$30.5M-243% | -$8.9M— | —— | -$15.3M-503% | $3.8M+127% | |
| Specialty Lines | -$20M-8.7% | -$18.4M-84.0% | -$10M+28.6% | -$14M+23.9% | -$18.4M+29.5% | |
| Current Accident Year Losses And LAE by Business | ||||||
| All Other Segments | $0— | —— | $0— | $0— | $0— | |
| Core Commercial Lines | $331.2M+2.8% | $322.2M-4.0% | $335.6M+7.0% | $313.6M-6.2% | $334.2M+3.4% | |
| Personal Lines | $375.7M-1.5% | $381.3M-0.9% | $384.7M+1.2% | $380M+2.1% | $372.2M-0.1% | |
| Specialty Lines | $176.8M-1.4% | $179.3M+3.8% | $172.7M-0.9% | $174.3M+0.6% | $173.3M+5.5% | |
| Prior Year Favorable Catastrophe Development by Business | ||||||
| All Other Segments | $0— | —— | $0— | $0— | $0— | |
| Core Commercial Lines | -$21.7M— | —— | —— | -$2.5M+70.6% | -$8.5M— | |
| Personal Lines | -$21.3M-166% | -$8M— | $0+100% | -$2M-100% | -$1M— | |
| Specialty Lines | -$5.8M— | —— | —— | -$1.5M+40.0% | -$2.5M— |
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.
