Minnesota — Full year 2025
Source: WSIA stamping office report · Last scraped August 05, 2026 at 02:49 PM
Minnesota premium up 0.2% H1 2026 vs H1 2025
H1 2026 premium came in at $800M — up $2M from $798M in H1 2025. From the WSIA Midyear Report.
Minnesota's line-of-business figures come from the annual WSIA stamping office report — full-year, updated once a year. The Surplus Lines Association of Minnesota (SLAM) also publishes its own annual report with native stamping-office totals and a premium-by-insurer list, shown further down this page.
Premium by Line of Business — Full year 2025
Lines of Business vs Same Period Last Year
| Line of Business | Premium | Same Period Last Year | Change | Share | Items |
|---|---|---|---|---|---|
| Liability (Non-Professional) | $748,204,280 | $742,420,837 | +0.8% | 44.2% | 40,624 |
| Property | $424,609,522 | $428,565,264 | -0.9% | 25.1% | 14,176 |
| Professional Liability | $244,696,881 | $246,092,839 | -0.6% | 14.5% | 9,744 |
| Multi-Peril | $97,005,995 | $84,966,132 | +14.2% | 5.7% | 9,176 |
| Other | $82,410,994 | $56,472,801 | +45.9% | 4.9% | 2,766 |
| Auto Liability | $37,625,964 | $18,995,664 | +98.1% | 2.2% | 1,434 |
| Inland Marine | $22,154,112 | $25,799,651 | -14.1% | 1.3% | 2,385 |
| Auto Physical Damage | $19,623,147 | $18,763,564 | +4.6% | 1.2% | 1,090 |
| Residential, Homeowners and Other Personal Property | $9,228,672 | $3,584,065 | +157.5% | 0.5% | 3,045 |
| Disability/A&H | $5,784,435 | $2,565,590 | +125.5% | 0.3% | 426 |
The ten-year view
Minnesota in the decade of stamping-office records, 2015–2025 · WSIA stamping office reports, 2015–2025
Minnesota premium, 2015–2025
Full-year premium (bars, left axis) with year-over-year growth (line, right axis). Source: WSIA stamping office reports, 2015–2025.
Minnesota vs the national market
Year-over-year premium growth for Minnesota against all fifteen stamping-office states combined. When the state line runs above the national line, Minnesota is outgrowing the market.
SLAM's own annual report — 2025
Native stamping-office statistics filed with the association through year end
Premium by Insurance Company — 2025
From SLAM's annual report — one of the few smaller states that publishes a full insurer ranking. Shares are of total taxable premium filed with SLAM.
| Insurer | Premium | Share |
|---|---|---|
| Underwriters at Lloyds | $329,259,604 | 19.67% |
| ASSOCIATED ELECTRIC & GAS INSURANCE SERVICES | $48,117,760 | 2.88% |
| LEXINGTON INSURANCE COMPANY | $41,741,206 | 2.49% |
| ARCH SPECIALTY INSURANCE COMPANY | $40,372,849 | 2.41% |
| STARR SURPLUS LINES INSURANCE COMPANY | $34,666,128 | 2.07% |
| INDIAN HARBOR INSURANCE COMPANY | $31,406,972 | 1.88% |
| SCOTTSDALE INSURANCE COMPANY | $30,160,439 | 1.80% |
| WESTCHESTER SURPLUS LINES INSURANCE COMPANY | $29,508,789 | 1.76% |
| ENDURANCE AMERICAN SPECIALTY INSURANCE COMPANY | $28,942,952 | 1.73% |
| AXIS SURPLUS INSURANCE COMPANY | $27,335,499 | 1.63% |
| ENERGY INSURANCE MUTUAL LIMITED | $26,961,935 | 1.61% |
| NATIONAL FIRE AND MARINE INSURANCE COMPANY | $26,855,719 | 1.60% |
| EVANSTON INSURANCE COMPANY | $26,795,564 | 1.60% |
| LIBERTY SURPLUS INSURANCE CORPORATION | $26,246,335 | 1.57% |
| COLUMBIA CASUALTY COMPANY | $25,038,364 | 1.50% |
| AIG SPECIALTY INSURANCE COMPANY | $22,190,780 | 1.33% |
| CINCINNATI SPECIALTY UNDERWRITERS INSURANCE COMPANY | $20,370,710 | 1.22% |
| TRAVELERS EXCESS AND SURPLUS LINES COMPANY | $20,137,170 | 1.20% |
| BEAZLEY EXCESS AND SURPLUS INSURANCE INC | $19,700,784 | 1.18% |
| IRONSHORE SPECIALTY INSURANCE COMPANY | $19,647,272 | 1.17% |
| LANDMARK AMERICAN INSURANCE COMPANY | $18,045,391 | 1.08% |
Coverage Types — 2025
SLAM's own coverage-type breakdown — finer-grained than the WSIA line-of-business categories above.
| Coverage Type | Premium | Share |
|---|---|---|
| Excess Umbrella Liability | $439,090,783 | 26.24% |
| Property | $413,709,970 | 24.72% |
| Professional Liability | $152,606,067 | 9.12% |
| General Liability | $145,531,706 | 8.70% |
| Network Cyber Liability | $138,861,032 | 8.30% |
| Commercial M.P. | $92,590,714 | 5.53% |
| Environ Pollution Liability | $35,253,186 | 2.11% |
| Auto Liability | $35,203,831 | 2.10% |
| E and O Liability | $31,886,341 | 1.91% |
| Representations & Warranties | $31,479,390 | 1.88% |
| D and O Management Liability | $20,403,798 | 1.22% |
| Product Liability | $20,401,588 | 1.22% |
| Subcontractor Default Ins | $20,146,020 | 1.20% |
| Auto Physical Damage | $19,623,147 | 1.17% |
| Tax Insurance | $12,317,105 | 0.74% |
| Inland Marine | $11,915,784 | 0.71% |
| Cargo | $10,232,009 | 0.61% |
| Homeowners | $7,264,911 | 0.43% |
| Accident & Health | $5,573,041 | 0.33% |
| Credit Insurance | $4,657,121 | 0.28% |
| Builders Risk | $4,363,912 | 0.26% |
| Crime, Fidelity, Surety | $4,315,015 | 0.26% |
| Aviation | $4,286,978 | 0.26% |
| Medical Malpractice | $3,928,486 | 0.23% |
| Terrorism | $3,733,563 | 0.22% |
| Other | $2,965,933 | 0.18% |
| Deductible Buyback | $2,659,738 | 0.16% |
| Garage Liability | $2,422,134 | 0.14% |
| Dwelling Fire | $1,960,763 | 0.12% |
| Flood | $1,782,641 | 0.11% |