Overnight and Risk-Free Benchmarks

Overnight benchmark and near risk-free reference-rate terms used across modern fixed-income markets.

Overnight benchmark pages cover the short-term reference rates that replaced or supplemented panel-bank interbank rates in many markets.

This subsection keeps SOFR, SONIA, ESTR, and similar rates together for easier comparison.

In this section

  • €STR
    Euro overnight funding benchmark used in derivatives, floating-rate contracts, and euro-area money markets.
  • EONIA: Euro Overnight Index Average
    EONIA is the overnight reference rate for the eurozone interbank market, as computed by the European Central Bank.
  • SOFR
    Treasury-backed overnight funding benchmark widely used in floating-rate loans, swaps, and U.S. dollar valuation.
  • SONIA: Sterling Overnight Index Average
    An in-depth look at SONIA, the Sterling Overnight Index Average, and its role in the financial markets.
  • TONA: Tokyo Overnight Average Rate
    The Tokyo Overnight Average Rate (TONA) is a comprehensive indicator reflecting the cost of uncollateralized overnight borrowing in the Japan Interbank Market.
Revised on Monday, May 18, 2026