"Ivans Index" August 2026: Commercial Renewal Rates Mostly Fall

Most major commercial insurance lines experienced year-over-year premium renewal rate increases in August 2026, while month-over-month rates declined for all lines except workers compensation, according to the latest Ivans Index, a data-driven report from the Ivans insurance exchange service.

Compared with August 2025, average premium renewal rates rose for commercial auto, businessowners policy (BOP), general liability, commercial property, and umbrella. Workers compensation was the only line to see a decrease in its average premium renewal rate year over year.

Month over month, renewal rates moved lower across most lines. Commercial auto, BOP, general liability, commercial property, and umbrella experienced decreases in their average premium renewal rates from July to August 2026. Workers compensation was the exception, with its rate increasing slightly.

Premium renewal rate changes by line of business during August 2026 include the following.

• Commercial auto. The premium renewal rate change for commercial auto was 3.58 percent in August, down from 4.03 percent in July.
• BOP. The average BOP premium renewal rate change declined to 5.44 percent, down from 5.94 percent the prior month.
• General liability. The general liability premium renewal rate change fell to 4.18 percent from 4.99 percent in July.
• Commercial property. The premium renewal rate change for commercial property was 5.69 percent in August, down from 6.16 percent a month earlier.
• Umbrella. The umbrella premium renewal rate change declined to 6.82 percent, down from 7.42 percent in July.
• Workers compensation. The premium renewal rate change remained negative at −1.1 percent, up slightly from −1.26 percent the previous month.

Released monthly, the Ivans Index analyzes more than 120 million data transactions across more than 38,000 agencies and 700 insurers and managing general agents. The index measures the year-over-year premium difference for a single consistent policy and reflects premium renewal rate trends across the US insurance market.