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📤 '''Ceded premium ratio''' is the proportion of an insurer's [[Definition:Gross written premium (GWP) | gross written premium]] that it transfers to [[Definition:Reinsurance | reinsurers]] through cession arrangements such as [[Definition:Quota share | quota share treaties]], [[Definition:Excess of loss reinsurance | excess of loss contracts]], and [[Definition:Facultative reinsurance | facultative placements]]. Expressed as a percentage, it quantifies how much of the original premium volume the insurer chooses not to retain on its own balance sheet, offering a window into the company's appetite for risk retention, its reliance on reinsurance capital, and the architecture of its [[Definition:Reinsurance program | reinsurance program]]. A high ceded premium ratio suggests either a conservative risk management posture, a large exposure to [[Definition:Catastrophe risk | catastrophe-prone]] or volatile lines, or a business model — such as an [[Definition:Managing general agent (MGA) | MGA]] fronting structure — where the carrier originates risk primarily for distribution to reinsurers.

🔍 The ratio is calculated by dividing [[Definition:Ceded premium | ceded premiums]] by [[Definition:Gross written premium (GWP) | gross written premiums]] over a defined period. Analysts examine this metric in the context of the insurer's overall strategy: a [[Definition:Primary insurer | primary insurer]] focused on personal lines may cede a relatively modest share — perhaps 10–25% — reflecting lower volatility and predictable loss patterns. By contrast, a [[Definition:Specialty insurance | specialty carrier]] writing [[Definition:Property catastrophe insurance | property catastrophe]] or [[Definition:Aviation insurance | aviation]] business might cede 40% or more to manage peak exposures. Changes in the ceded premium ratio from year to year can signal strategic shifts: a declining ratio may indicate that the carrier is retaining more risk — possibly to capture improved [[Definition:Underwriting margin | underwriting margins]] in a [[Definition:Hard market | hard market]] — while an increase could reflect tighter risk appetite following adverse [[Definition:Loss experience | loss experience]] or a restructuring of the [[Definition:Reinsurance program | reinsurance program]] in response to rising [[Definition:Reinsurance pricing | reinsurance costs]].

💡 Evaluating the ceded premium ratio in isolation can be misleading without understanding the economics of the underlying reinsurance. Ceding premium reduces top-line revenue, but it also reduces [[Definition:Net loss | net losses]] and volatility, potentially improving [[Definition:Return on equity (ROE) | risk-adjusted returns]] and lowering [[Definition:Regulatory capital | capital consumption]]. A carrier with a high ceded ratio but favorable [[Definition:Ceding commission | ceding commissions]] on its quota share treaties may actually generate strong margins on the retained business, because the reinsurer is effectively subsidizing the insurer's acquisition costs. In markets like [[Definition:Lloyd's of London | Lloyd's]], where [[Definition:Syndicate | syndicates]] routinely use significant outward reinsurance to manage [[Definition:Stamp capacity | capacity]] relative to capital, the ceded premium ratio is a standard feature of performance analysis. Across all markets, the trend in this ratio over time — particularly alongside [[Definition:Net combined ratio | net combined ratios]] and [[Definition:Reserve adequacy | reserve adequacy]] — tells a more complete story about an insurer's risk posture than any single-year snapshot.

'''Related concepts:'''
{{Div col|colwidth=20em}}
* [[Definition:Ceded premium]]
* [[Definition:Quota share]]
* [[Definition:Reinsurance program]]
* [[Definition:Net retention]]
* [[Definition:Ceding commission]]
* [[Definition:Gross written premium (GWP)]]
{{Div col end}}

Definition:Ceded premium ratio - Revision history

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