Perpetual Swap Basis Arbitrage
Perpetual swap basis arbitrage is a strategy that exploits the price difference between a perpetual swap contract and the underlying spot asset. Since perpetual swaps are designed to track the spot price through the funding mechanism, any sustained deviation ⎊ the basis ⎊ offers a potential profit opportunity.
Traders typically go long on the spot asset and short the perpetual swap, or vice versa, to capture the funding payments while remaining delta-neutral. This strategy is popular because it provides a relatively stable yield that is uncorrelated with the direction of the underlying asset.
However, it carries risks, including liquidation risk on the short leg, funding rate reversals, and exchange-specific counterparty risk. Analyzing the basis is a key indicator of market sentiment and capital flows.
A narrowing basis may signal that the market is becoming more efficient or that demand for leverage is declining. It is a cornerstone of institutional crypto-asset trading strategies.