Recovery Trends in Commercial Auto Insurance Performance

U.S. commercial auto insurers are rebounding with performance metrics reaching some of their highest levels in decades, apart from the pandemic-affected years, according to AM Best's latest analysis.

This encouraging turnaround, detailed in the report titled "Commercial Auto May Finally Be Seeing Light at The End of The Tunnel," reveals that despite a decade of underperformance, the commercial auto insurance sector is showing signs of significant recovery. Excluding the years marked by reduced driving during the COVID-19 pandemic, when underwriting results temporarily improved, the sector had struggled with substantial underwriting losses. However, in 2025, the industry reported a $2.2 billion underwriting loss, representing a notable 55% improvement from the previous year. Moreover, the first half of 2026 continues this upward trend with a direct loss ratio of 66.1, surpassing the performance of the same period the year before.

Market Dynamics and Implications

The report sheds light on the unique position of the commercial auto market within the broader property/casualty insurance landscape. As Christopher Graham, a senior industry research analyst at AM Best, points out, "The commercial auto market remains an outlier with hard market conditions compared to other property/casualty lines where competition has increased, and prices have softened." This highlights the persistent need for annual rate hikes due to differing pressures across various business segments within property/casualty insurance.

Notably, the performance variations within the commercial auto line are stark. The liability sector in 2025 suffered over $4.6 billion in underwriting losses, while the physical damage segment made a $2.4 billion gain. These outcomes emerged amidst rising costs for vehicle part replacement and repairs, compounded by increasing labor expenses.

The Role of Technology and Strategic Management

While technology has played a dual role by reducing the frequency of auto accidents, it has concurrently escalated repair costs. As David Blades, AM Best's associate director of Industry Research, emphasizes, "Commercial insureds employing proactive fleet monitoring and maintenance strategies have seen a decline in preventable accidents, positively impacting auto physical damage profits." As these strategic approaches become more widely adopted, the sector could potentially see continued financial improvements.

With varying dynamics within the commercial auto sector, insurance professionals should continue monitoring pricing trends, competitive positioning, and technological advancements. These factors will likely shape the market landscape as insurers strive to sustain the positive trajectory in performance outcomes.