SiriusPoint SPNT Reinsurance — Prior year loss development ratio

Other segment segments

Similar metrics at other companies

AXSReinsurance — Prior year reserve development ratio (as a percent)

-0.9%-0.2pp

AXSInsurance — Prior year reserve development ratio (as a percent)

-1.4%0.0pp

AXSReinsurance — Year 6

9.5%+6.2pp

HIGAssumed reinsurance — Prior accident year development [1]

$5M—

ACGLReinsurance — Prior years

-$172M-35.4%

AXSReinsurance — Prior years

-$3M+24.1%

Questions, answered.

What is SiriusPoint's reinsurance — prior year loss development ratio?

SiriusPoint (SPNT) reported reinsurance — prior year loss development ratio of -6.6% in Q1 2026.

How has SiriusPoint's reinsurance — prior year loss development ratio changed year-over-year?

SiriusPoint's reinsurance — prior year loss development ratio increased by 40.0% year-over-year, from -11% to -6.6%.

What is the long-term trend for SiriusPoint's reinsurance — prior year loss development ratio?

Over 2 years (2022 to 2024), SiriusPoint's reinsurance — prior year loss development ratio has grown at a 373.6% compound annual growth rate (CAGR), from -0.7% to -15.7%.

What does reinsurance — prior year loss development ratio mean?

Expresses the impact of prior year reserve adjustments as a percentage of net earned premiums. It serves as a key indicator of the accuracy and reliability of the company's historical actuarial reserving practices.