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📄 '''Floating rate note''' is a debt instrument whose coupon payment adjusts periodically based on a reference interest rate, and it occupies a significant role in the [[Definition:Investment portfolio | investment portfolios]] of [[Definition:Insurance carrier | insurance carriers]] and [[Definition:Reinsurer | reinsurers]] seeking to manage [[Definition:Interest rate risk | interest rate risk]] while maintaining [[Definition:Liquidity | liquidity]]. Unlike fixed-rate bonds, whose market values can decline sharply when rates rise, floating rate notes (FRNs) reset their coupons — typically quarterly — to a benchmark such as SOFR, EURIBOR, or TONA plus a credit spread, which keeps their price close to par and reduces [[Definition:Duration | duration]] exposure. For insurers managing asset-liability portfolios across jurisdictions, FRNs provide a useful tool for matching short-duration or variable-rate liabilities.

⚙️ The coupon on an FRN resets at predetermined intervals — commonly every three or six months — based on the prevailing level of the agreed reference rate at that date. If SOFR stands at 4.50% and the note's spread is 80 basis points, the coupon for the upcoming period will be 5.30%. This reset mechanism means an insurer holding FRNs sees its investment income rise when central banks tighten monetary policy, providing a natural hedge for lines of business where [[Definition:Claim | claims]] costs are sensitive to inflation or where policy terms link benefits to prevailing interest rates. Many [[Definition:Insurance-linked security (ILS) | insurance-linked securities]], including certain [[Definition:Catastrophe bond | catastrophe bond]] structures, are issued as floating rate instruments to isolate the insurance risk from interest rate movements — the investor earns a floating base rate plus a risk premium tied to the occurrence of a covered [[Definition:Catastrophe | catastrophe]] event. Insurers also encounter FRNs as issuers: holding companies and operating entities issue floating rate [[Definition:Subordinated debt | subordinated debt]] or senior notes as part of their [[Definition:Capital management | capital management]] strategies, sometimes to satisfy [[Definition:Regulatory capital | regulatory capital]] requirements under frameworks like [[Definition:Solvency II | Solvency II]] or the [[Definition:Risk-based capital (RBC) | risk-based capital (RBC)]] system.

🛡️ From an [[Definition:Asset-liability management (ALM) | asset-liability management]] perspective, FRNs help treasurers and chief investment officers fine-tune portfolio duration without resorting to [[Definition:Derivative | derivatives]]. A property-casualty insurer with [[Definition:Short-tail | short-tail]] liabilities and rapid premium turnover, for example, may prefer FRNs over long-dated fixed-income securities to avoid mark-to-market volatility in its [[Definition:Statutory accounting | statutory]] or [[Definition:IFRS 9 | IFRS 9]] financial statements. However, the low duration of FRNs means they carry meaningful [[Definition:Credit risk | credit risk]] relative to interest rate risk — an insurer's return depends heavily on the creditworthiness of the issuer and the adequacy of the spread. Regulatory investment guidelines in markets such as the United States (under [[Definition:National Association of Insurance Commissioners (NAIC) | NAIC]] rules), the European Union (under Solvency II), and China (under [[Definition:C-ROSS | C-ROSS]]) each prescribe how FRNs are classified, stress-tested, and treated for capital purposes, making jurisdiction-specific analysis essential when constructing a global insurance investment portfolio.

'''Related concepts:'''
{{Div col|colwidth=20em}}
* [[Definition:Interest rate risk]]
* [[Definition:Asset-liability management (ALM)]]
* [[Definition:Duration]]
* [[Definition:Insurance-linked security (ILS)]]
* [[Definition:Investment portfolio]]
* [[Definition:Subordinated debt]]
{{Div col end}}

Definition:Floating rate note - Revision history

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