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Employer Benefits IQ

Stop-Loss Insurance Benchmarks

Benchmark Data

Stop-Loss Insurance Benchmarks

Specific and aggregate attachment points, stop-loss premium rates, laser frequency, and renewal rate benchmarks by employer size and industry.

Key benchmark figures

Median specific deductible (200–499 lives)

$150K

Median individual attachment point for mid-size employers

Source: Sun Life 2024

Median specific deductible (500+ lives)

$250K

Median individual attachment point for large employers

Source: Sun Life 2024

Aggregate attachment point

115–125%

Typical aggregate corridor as % of expected claims

Source: HM Insurance 2024

Stop-loss premium as % of claims

8–12%

Typical stop-loss premium as % of total medical claims

Source: Milliman 2025

Laser frequency

18%

Share of renewals with at least one laser applied

Source: Sun Life 2024

Average renewal rate increase

+12%

Average stop-loss premium increase at renewal

Source: Berkley 2024

Data sources

Sun Life · 2024

Stop-Loss Research Report

Annual analysis of stop-loss market trends, attachment points, laser frequency, and large claim drivers.

HM Insurance Group · 2024

Stop-Loss Market Survey

Survey of stop-loss market conditions, aggregate attachment points, and renewal trends.

Berkley Life & Health · 2024

Self-Funded Market Report

Analysis of self-funded market growth, stop-loss pricing trends, and large claim patterns.

Milliman · 2024

Stop-Loss Benchmarking Study

Actuarial analysis of stop-loss pricing, attachment points, and risk management strategies.

Symetra · 2024

Large Claim Analysis

Annual analysis of catastrophic claim trends, diagnosis categories, and stop-loss utilization.

Self-Insurance Institute of America · 2024

Self-Insured Health Plan Report

Industry report on self-funded plan trends, stop-loss market conditions, and employer strategies.

Benchmark data is derived from publicly available surveys and industry sources. Individual plan results will vary based on industry, employer size, geography, and plan design. Use for directional guidance only. See methodology