Concentration Risk
Concentration risk is the potential for significant loss arising from an over-reliance on a single asset, protocol, or participant within a financial system. In decentralized finance, this can manifest as a protocol holding a large percentage of its collateral in one type of token, or a small number of large holders controlling a significant portion of the liquidity.
If that specific asset loses value or the large holder withdraws their funds, the protocol's stability is severely threatened. Concentration risk also applies to the infrastructure layer, such as relying on a single oracle provider or a small group of developers to maintain the code.
Diversification is the primary tool for managing this risk, but it is often limited by the available high-quality assets and the nature of the ecosystem. Assessing concentration risk is a critical part of auditing and risk management for decentralized protocols.
It is a fundamental concept for understanding the vulnerabilities of systems that claim to be decentralized but are often functionally concentrated.