EFIX Index and EFIR Index

The Museum Mile Equity Financing Index (EFIX) represents the annualized implied interest rate embedded within S&P 500 futures. The Museum Mile Equity Financing Returns Index (EFIR) represents an investment that monetizes the yield of the EFIX Index. These indices do not account for any commissions, fees, or other transaction costs. Data is updated around 10am ET on the next business day.

We offer an investment strategy that tracks the EFIR Index, often considered the highest yielding cash alternative. For its live performance inclusive of fees and costs, refer to SPX Futures Basis.