ISDA Publishes ISDA SIMM v2.4

ISDA has published the ISDA SIMM® Methodology, version 2.4, with an effective date of December 4, 2021.

The effective date of December 4, 2021 means that SIMM users should use SIMM version 2.4 to calculate the initial margin for their portfolios for close of business on Friday, December 3, 2021 onwards. This means that the first day for the exchange of initial margin calculated using SIMM 2.4 would be on Monday, December 6, 2021.

This version of SIMM includes updates based on the full recalibration and industry backtesting of the methodology.

Documents (1) for ISDA Publishes ISDA SIMM v2.4

Key Trends in OTC Derivatives Market H2 2025

The latest data from the Bank for International Settlements over-the-counter (OTC) derivatives statistics shows an increase in notional outstanding of OTC derivatives during the second half of 2025 compared to the same period in 2024. Notional outstanding rose across all...

Data Subject Access Request Form

Pursuant to its mission to promote safe and efficient markets within the over-the-counter (OTC) derivatives industry, The International Swaps and Derivatives Association, Inc. (ISDA) processes personal data of its employees, members and non-members (for example individuals attending ISDA conferences or...