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🛡️ '''Capital preservation''' is an investment philosophy that prioritizes protecting the nominal or real value of an asset portfolio over maximizing returns — a principle of central importance to [[Definition:Insurance carrier | insurance companies]] and [[Definition:Reinsurance | reinsurers]] that must maintain sufficient [[Definition:Regulatory capital | regulatory capital]] and liquid assets to honor [[Definition:Policyholder | policyholder]] [[Definition:Claims | claims]] at all times. Unlike growth-oriented investors who can tolerate significant drawdowns, insurers operate under statutory and [[Definition:Solvency | solvency]] constraints — such as the [[Definition:Risk-based capital (RBC) | risk-based capital]] framework in the United States, [[Definition:Solvency II | Solvency II]] in the European Union, or [[Definition:C-ROSS | C-ROSS]] in China — that penalize asset volatility and demand that invested assets closely match the duration and liquidity profile of [[Definition:Insurance liabilities | insurance liabilities]].

📐 In practice, a capital preservation mandate translates into [[Definition:Asset allocation | asset allocation]] strategies heavily weighted toward high-quality [[Definition:Fixed income | fixed-income]] instruments: government bonds, [[Definition:Investment-grade | investment-grade]] corporate debt, and [[Definition:Mortgage-backed securities | mortgage-backed securities]]. The [[Definition:Chief Investment Officer (CIO) | chief investment officer]] of an insurance company typically manages the portfolio within an [[Definition:Investment policy statement | investment policy]] that caps exposure to equities, [[Definition:Alternative investments | alternatives]], and below-investment-grade credit. [[Definition:Asset-liability management (ALM) | Asset-liability management]] disciplines ensure that the duration, currency, and cash-flow timing of assets align with expected [[Definition:Claims | claim]] payment patterns. Regulators reinforce these incentives: under Solvency II, for example, higher-risk assets attract larger [[Definition:Solvency capital requirement (SCR) | capital charges]], making volatile investments expensive from a capital-efficiency standpoint even if their expected returns are attractive.

⚖️ The tension between capital preservation and [[Definition:Investment return | investment returns]] sits at the heart of insurance financial management. In prolonged low-interest-rate environments — such as those experienced in Japan for decades and globally after 2008 — strict adherence to capital preservation compressed [[Definition:Investment income | investment income]], squeezing profitability and pushing some insurers toward riskier asset classes or alternative strategies like [[Definition:Insurance-linked securities (ILS) | ILS]] and [[Definition:Private credit | private credit]]. Conversely, rising-rate environments reinforce the value of conservative portfolios that avoided duration mismatches. For [[Definition:Life insurance | life insurers]] with long-tail [[Definition:Guaranteed | guarantee]] obligations and for [[Definition:Property and casualty insurance | property and casualty]] companies holding [[Definition:Loss reserves | reserves]] against catastrophic events, capital preservation is not merely a preference — it is a fiduciary and regulatory imperative that underpins the promise every insurer makes to its policyholders.

'''Related concepts:'''
{{Div col|colwidth=20em}}
* [[Definition:Asset-liability management (ALM)]]
* [[Definition:Solvency II]]
* [[Definition:Risk-based capital (RBC)]]
* [[Definition:Investment policy statement]]
* [[Definition:Fixed income]]
* [[Definition:Chief Investment Officer (CIO)]]
{{Div col end}}

Definition:Capital preservation - Revision history

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