What Exchange Liquidity Reveals Under Stress
A massive 2025 liquidation event showed that high reported trading volume often masks a collapse in real, executable exchange liquidity during market stress.Summary
The largest liquidation event in crypto history on October 10, 2025, where $19 billion in leveraged positions were wiped out, exposed a critical flaw: high reported trading volume is a misleading proxy for exchange quality and execution. During the crash, while volume remained high, executable depth collapsed by over 98%, causing spreads to explode and slippage to soar, meaning traders could not execute at quoted prices.
Real liquidity is revealed under pressure, highlighted by three factors: depth near the mid-price, spread stability, and slippage. Fragmentation across centralized and decentralized venues worsens this, as local order books can dry up if market makers withdraw, regardless of global liquidity.
To ensure real execution quality, traders must look beyond volume to metrics like assets-under-management rankings and Proof of Reserves. Exchanges must focus on building robust execution infrastructure, such as Phemex's Retail Price Improvement system, which separates retail flow to maintain tighter quotes and deeper executable liquidity during volatility, rather than relying on manufactured activity.
(Source：BeInCrypto)