ISDA - Transition To RFRs Review: First Quarter Of 2021 Date 27/04/2021 The Transition to Risk-free Rates (RFRs) Review analyzes the trading volumes of over-the-counter (OTC) and exchange-traded interest rate derivatives (IRD) that reference selected alternative RFRs, including the Secured Overnight Financing Rate (SOFR), the Sterling Overnight Index Average (SONIA), the Swiss Average Rate Overnight, the Tokyo Overnight Average Rate, the Euro Short-Term Rate and the Australian Overnight Index Average. Key highlights for the first quarter of 2021 include: The ISDA-Clarus RFR Adoption Indicator, which tracks how much global trading activity (as measured by DV01) is conducted in cleared OTC and exchange-traded IRD that reference the identified RFRs in six major currencies, decreased to 9.8% compared to 9.9% in the fourth quarter of 2020.