Due to the imminent Re-Innovating of the ATHEX Derivatives Market, designed system changes. Select the section you are interested in to get the necessary information.

Trading System	Clearing System & Risk Management	Datafeed Services

The HELEX group, under the new regulation of EMIR (European Market Infrastructure Regulation), is planning a series of changes that are summarized in the following:

1. Update of Securities Trading System (OASIS) in order to support the needs of derivatives market.
2. Update of Clearing and Risk Management so as to support the respective functions of derivatives market
3. Redesign of securities lending model and increase of market participants
4. Develop of a common trading API for all the products.
5. Develop of a common trading API for all the products.
6. Develop of a common Data Feed protocol, in order to receive data for all the products

Infornative letters & Presentations regarding project	Files
- Informative Letter regarding the availability of new version OASIS
- Informative Letter regarding the new releases of OASIS & DSS test environment
- Presentation regarding the re-innovation of the ATHEX Derivatives Market
- New Letter regarding the schedule of the final phase of the Project: "Re - Innovating the ATHEX Derivatives Market"