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📉 '''Call risk''' in the insurance context refers to the danger that a fixed-income security held in an [[Definition:Investment portfolio | investment portfolio]] will be redeemed by its issuer before maturity, forcing the insurer to reinvest the returned principal at potentially lower prevailing interest rates. Because [[Definition:Insurance carrier | insurance carriers]] and [[Definition:Reinsurance | reinsurers]] hold vast bond portfolios to back [[Definition:Policy reserves | policyholder reserves]] and meet [[Definition:Regulatory capital | regulatory capital]] requirements, call risk is a meaningful component of [[Definition:Asset-liability management (ALM) | asset-liability management]] and investment strategy. The risk is most acute with callable bonds, mortgage-backed securities, and certain structured instruments where the issuer or underlying borrowers can prepay obligations when interest rates decline.

⚙️ When interest rates fall, issuers of callable bonds exercise their right to redeem the securities early and refinance at lower costs — leaving the insurer holding cash that must be redeployed into a lower-yield environment. For a [[Definition:Life insurance | life insurer]] with long-duration [[Definition:Liability | liabilities]] such as [[Definition:Annuity | annuities]] or [[Definition:Guaranteed investment contract (GIC) | guaranteed investment contracts]], this reinvestment shortfall can erode the [[Definition:Spread | spread]] between asset yields and credited rates, compressing profitability or even triggering [[Definition:Asset-liability mismatch | asset-liability mismatches]]. [[Definition:Property and casualty insurance | Property and casualty]] insurers face similar dynamics on a shorter time horizon, particularly when callable securities shorten their portfolio [[Definition:Duration | duration]] unexpectedly, complicating efforts to match assets against [[Definition:Loss reserves | loss reserve]] runoff patterns. Investment teams manage call risk through diversification across callable and non-callable instruments, careful analysis of [[Definition:Option-adjusted spread (OAS) | option-adjusted spreads]], and duration-matching strategies that account for prepayment scenarios.

💡 Regulators around the world pay attention to call risk because it intersects directly with an insurer's ability to honor long-term promises to policyholders. Under [[Definition:Solvency II | Solvency II]] in Europe, the matching adjustment and volatility adjustment mechanisms implicitly require insurers to understand the call and prepayment characteristics of their eligible asset pools. In the United States, the [[Definition:National Association of Insurance Commissioners (NAIC) | NAIC]]'s risk-based capital framework captures elements of [[Definition:Interest rate risk | interest rate risk]] that encompass call-related reinvestment exposure. For [[Definition:Chief investment officer (CIO) | investment teams]] at insurers globally, modeling call risk under multiple interest rate scenarios is an essential discipline — particularly during periods of rate volatility when the optionality embedded in callable securities can materially alter portfolio cash flows and the insurer's capacity to meet its [[Definition:Policyholder | policyholder]] obligations.

'''Related concepts:'''
{{Div col|colwidth=20em}}
* [[Definition:Asset-liability management (ALM)]]
* [[Definition:Interest rate risk]]
* [[Definition:Reinvestment risk]]
* [[Definition:Duration]]
* [[Definition:Investment portfolio]]
* [[Definition:Prepayment risk]]
{{Div col end}}

Definition:Call risk - Revision history

PlumBot: Bot: Creating new article from JSON