This version of the ISDA SIMM has updates that are based only on the full recalibration of the model and marks the first ISDA SIMM version publication of the new semiannual calibration cycle in 2025.
The ISDA SIMM methodology remains a central part of the SIMM Governance Framework that ISDA SIMM users are expected to adhere to.
The effective date of July 12, 2025 means that ISDA SIMM users should use SIMM version 2.7+2412 to calculate the initial margin for Close of Business (COB) on Friday July 11, 2025 onwards. This means that the first day for exchange of initial margin calculated using SIMM version 2.7+2412 would be on Monday July 14, 2025.
Documents (1) for ISDA Publishes ISDA SIMM® Methodology, Version 2.7+2412
Latest
ISDA In Review – July 2026
A compendium of links to new documents, research papers, press releases and comment letters published by ISDA in July 2026.
ISDA Expands SwapsInfo with US FX Derivatives Data
ISDA has expanded its SwapsInfo website to include data on US-reported foreign exchange (FX) derivatives, further increasing transparency in the over-the-counter (OTC) derivatives market. The new FX section provides insights into trading activity in FX forwards, swaps and options. Users...
Updated OTC Derivatives Compliance Calendar
ISDA has updated its global calendar of compliance deadlines and regulatory dates for the over-the-counter (OTC) derivatives space.
ISDA Feedback on Identifying Reference Data
On July 20, ISDA submitted feedback to the European Securities and Markets Authority (ESMA) on draft Level 3 guidance on several technical issues caused by the interaction of the recently adopted regulatory technical standard on derivatives transparency (RTS 2) and...