OCC Transformation

Recent Updates to Content and Documentation

4/21/2025: Review recent Ovation external testing and documentation updates here.

4/17/2025: Ovation External Testing - Additional Functionality Releasing the Week of April 21
OCC will release the following functionality associated with Beta 3 testing throughout the week of April 21, 2025.  Please note that the functionality will be available on different days during the week as outlined below:

Monday, April 21:
  • Ovation On-Line Help 
  • Ovation Notifications 
Tuesday, April 22
  • Risk Based Haircuts (RBH), Customer Portfolio Margin (CPM) and Prices DDS files
Wednesday, April 23
  • Dynamic Reports
Note: The infrastructure for core reports will be implemented, however,  OCC is continuing to test the reports. We will provide additional information as the reports become available.   

4/8/2025: External Testing - Planned Outage
Due to scheduled upgrades, the Ovation external test environment will be unavailable on Thursday, April 10 and Friday, April 11, 2025. Testing will resume on Monday, April 14, 2025.

3/31/2025: Updated Ovation external testing timelines are available. Download PDF.

3/24/2025: Review the latest Ovation external testing and documentation updates here.

3/13/2025: Ovation External Testing Update

Ovation external testing is open and limited to Beta 1 and 2 functionalities. Beta 3 functionality is expected to be added in April.

Updated external testing timelines are available. Download PDF.

2/21/2025: Review recent Ovation external testing and documentation updates here.
Review the latest Ovation information memo here

Ovation℠

OCC's next generation platform, Ovation, is targeted to launch on September 2, 2025, following the Labor Day holiday. Click below to learn more about the changes to our core services and the transition from ENCORE to Ovation.

Enhancing our resiliency, security and scalability

We look forward to continuing to work with you throughout the remaining development and launch of our new core clearing, risk management and data applications.