Orc Software will deliver support for the platform in version 5.2 of the Orc System, scheduled for release in Q4 2005.

Donna Rubin, senior director, financial services industry, Sun Microsystems, says: "We are pleased Orc continues to fill customer's demands for the Solaris 10 OS with its latest products. Solaris 10 is by far the most popular operating system for algorithmic trading applications. The Solaris 10 OS brings unprecedented performance, increased reliability, and optimal efficiencies with exclusive features such as DTrace and Solaris Containers."

Previously, the Orc System supported Solaris 8 and Solaris 9. With the addition of Solaris 10 support, customers will benefit from improved network performance for online real-time processing and a diagnostic engine to quickly identify any bottlenecks. An early version of Orc System 5.2 is available as of today to existing customers as part of a public preview release.

The Orc System is a powerful single platform for advanced market making, trading and brokerage. It is designed to handle the markets' demands, such as high trading volumes, fast execution and comprehensive risk management. The system provides direct market access to more than 100 markets around the world, including all major exchanges, ECNs and other liquidity pools.

Joakim Johansson, EVP and CTO, Orc Software, says: "Stability and reliability combined with good performance are vital requirements for trading systems. This is of crucial importance to our customers. We chose to continue our commitment to Sun and add our official support because the company has proven to have a very strong offering in this area."

Seperately, Orc Software today announced that the Orc System will now be available for the Red Hat Enterprise Linux 4 operating system for AMD's Opteron processors.

Orc Software will deliver support for Linux on Hewlett-Packard's HP ProLiant server systems and the Sun Microsystem's Sun Fire X4x00 series in version 5.2 of the Orc System, scheduled for release in Q4 2005.

Donna Rubin, senior director, financial services industry, Sun Microsystems, adds: "Sun is delighted to be working with Orc to offer our customers a choice of platforms, that leverage our enterprise-class AMD Opteron processor-based x64 systems. Sun's AMD x64 platform and the Orc solution are well suited to address the demand for low latency and reduced operational risk across the trading floor."

With the addition of Linux support, customers will benefit from higher and more cost efficient performance, and will have a wider choice of hardware platforms on which to run Orc Software's technology. An early version of Orc System 5.2 is available as of today to existing customers as part of a public preview release.

Joakim Johansson, EvP and CTO, Orc Software, says: "We strive to offer the best performance to our customers and to make sure our technology meets market demands. We decided to support the Linux platform because of its increasing importance in the marketplace and because it will give our customers more choice, allowing them to mix and match platforms according to their requirements."