Richard D739_ Williams#17

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What is liquidity fragmentation in forex and why does it create challenges?

Unlike centralized exchanges, forex liquidity is split among banks, ECNs, and brokers. This fragmentation means no single “true” market price exists. While it provides competition and spreads, it also complicates best execution. Institutions solve fragmentation with aggregators, combining quotes from multiple LPs to find the best fill. Retail brokers often internalize orders, which may improve fills but reduce transparency. Fragmentation creates opportunities (arbitrage between venues) but also risks (price gaps and inconsistent liquidity). For traders, understanding fragmentation explains why EUR/USD may show slightly different prices across platforms. It also highlights why broker choice matters: access to better liquidity pools means tighter spreads and lower slippage. Fragmentation is both a feature and flaw of forex, shaping execution quality and trading strategy.