Although the idea that insurance companies themselves would take out insurance over their own insurance policies may sound counterintuitive at first.

There are many reasons why insurance companies take out reinsurance.

Firstly, risk transfer reinsurance helps insurers manage their exposure to large catastrophic losses, ensuring they remain financially stable even in the event of significant claims volumes.

Next is capacity expansion.

Reinsurance also allows insurance companies to take on more business since if they reduce their risk exposure through reinsuring, some of the risk taken on from their primary insurance business.

Regulators view the insurance company as less risky, resulting in lower regulatory capital requirements, enabling the primary insurer to go out and get more new business and to underwrite more insurance policies.

Loss stabilization is also an important factor here.

Reinsurance smooths underwriting results.

Since in good years, the reinsurance costs dampen down profits while in the really bad years.

Claims from primary policies are offset by reinsurance, recoveries, and finally, catastrophe protection in the really bad years.

Those with very high claims levels, the risk of insolvency is reduced through the reliance on the reinsurer to provide cover for a proportion of the claims losses.