View source for Definition:Solvency ratio

📈 '''Solvency ratio''' is a key financial metric that expresses an [[Definition:Insurance carrier | insurer's]] available capital as a percentage of its required capital, providing a snapshot of the company's ability to meet long-term obligations to [[Definition:Policyholder | policyholders]]. A ratio above 100 % means the insurer holds more capital than regulators demand; below 100 %, the company is in breach of its [[Definition:Solvency requirement | solvency requirement]] and faces supervisory intervention. In the insurance industry, this figure is scrutinized by [[Definition:Rating agency | rating agencies]], [[Definition:Reinsurance | reinsurers]], regulators, and institutional investors as a primary indicator of financial health.

🧮 The ratio is computed by dividing eligible own funds—equity, subordinated debt, and other qualifying capital instruments—by the prescribed capital requirement. Under [[Definition:Solvency II | Solvency II]], the denominator is the [[Definition:Solvency capital requirement (SCR) | solvency capital requirement]], which is calibrated to a 99.5 % value-at-risk over a one-year horizon. In the United States, the analogous measure uses the [[Definition:Risk-based capital (RBC) | risk-based capital]] framework maintained by the [[Definition:National Association of Insurance Commissioners (NAIC) | NAIC]]. Because both the numerator and denominator fluctuate with market conditions, [[Definition:Underwriting | underwriting]] results, and reserve movements, the solvency ratio is inherently dynamic. Insurers typically monitor it on at least a quarterly basis, running stress tests and sensitivity analyses to understand how shocks—such as a major [[Definition:Catastrophe loss | catastrophe loss]] or a sharp equity market decline—would affect the ratio.

🔎 Beyond regulatory compliance, the solvency ratio serves as a strategic management tool. Boards and [[Definition:Chief financial officer (CFO) | CFOs]] set internal target ranges—often well above the regulatory floor—to maintain a buffer that supports their desired [[Definition:Credit rating | credit rating]] and competitive positioning. A strong ratio can lower [[Definition:Reinsurance | reinsurance]] costs, attract higher-quality [[Definition:Insurance broker | broker]] relationships, and provide the headroom to absorb growth or weather volatile periods without needing emergency capital raises. Conversely, a deteriorating ratio may trigger rating downgrades, restrict [[Definition:Dividend | dividend]] distributions, and erode market confidence, creating a feedback loop that compounds the financial strain.

'''Related concepts:'''
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* [[Definition:Solvency capital requirement (SCR)]]
* [[Definition:Solvency margin]]
* [[Definition:Risk-based capital (RBC)]]
* [[Definition:Own funds]]
* [[Definition:Solvency II]]
* [[Definition:Credit rating]]
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