Gross Written Premium (GWP)
Gross written premium is the total premium collected by an insurance company before adjusting reinsurance and ceding commissions. GWP also includes a gross policy premium, which is collected as of the issue date of the policy, regardless of the payment plan.
Net Written Premium (NWP)
Net written premium is the premium collected by an insurance company after adjusting reinsurance ceded.
Net Earned Premium (NEP)
Net earned premium is the premium earned on the portion of an insurance contract that has expired. Although insurance premiums are often paid in advance, insurance companies earn the premium at an even rate throughout the policy’s term. The unearned portion of a premium that has been paid for forms a part of the unearned premium reserve.
Net Investment Income
Net investment income is the income generated by an insurance company from investments, excluding investment-related expenses.
Policy-related Costs also known as Losses Incurred or Net Claims Incurred
Policy-related costs are the total amount of claims paid by an insurance company which includes paid claims, or expenses associated with establishing a loss reserve to pay a claim in the future and loss adjustment expenses. It does not ordinarily include incurred but not reported (IBNR) losses.
Underwriting Income/(loss)
Underwriting income/(loss) is the profit/(loss) generated by an insurance company by providing insurance or reinsurance coverage, excluding the profit or loss generated from investments.
Underwriting Margin
Underwriting margin is the margin or profit generated from underwriting activities.
Pre-tax Margin
Pre-tax margin is the margin or profit generated from pre-tax income.
Catastrophe Losses (CAT Loss)
Catastrophe losses are losses that arise from infrequent events causing severe losses, injury, and/or property damage to a large population, as in the case of natural disasters.
Reserve Re-estimates or Reserve Redevelopment
Reserve re-estimate is the increase/decrease in incurred claims and claims adjustment expenses as a result of re-estimation of claims and claims adjustment expense reserves at successive dates for a given set of policies.
Retention Ratio or Reinsurance Retention Ratio
Retention ratio measures the percentage of risk being carried by an insurance company as opposed to what has been passed to a reinsurer.
Loss Ratio
Loss ratio measures claims paid as a percentage of earned premiums. This ratio indicates the operating efficiency of a company.
Catastrophe Loss Ratio (or CAT Ratio)
Catastrophe loss ratio is the ratio of catastrophe losses to earned premiums.