New reporting date for the interim report January-June, 2010

New reporting date for the interim report January-June, 2010

Stockholm, Monday, May 10, 2010 - Orc Software (SSE: ORC), today announced that
the company´s interim report for January-June 2010 will be published on
Wednesday, July 14, 2010, instead of, as previously communicated, Friday, July
9, 2010. The change of reporting date follows from the acquisition of Neonet AB
(publ).

For further information: 
Orc Software, Investor Relations, +46 8-506 477 00, ir@orcsoftware.com  


About Orc Software
Orc Software is the leading global provider of technology and services for
advanced trading in financial instruments. Orc's competitive edge lies in its
depth of knowledge of the trading world, gained by deploying sophisticated
trading solutions for over 20 years. 

Orc Trading and Orc Connect provide the tools for making the best trading and
connectivity decisions with strong analytics, unmatched market access, high
performance derivatives trading capabilities, automated trading strategies and
execution, ultra-low latency and risk management. 

Through the acquisition of Neonet, Orc also delivers neutral, high speed
brokerage services to professional market participants, with clients in over 20
countries globally. With subsidiary CameronTec, Orc is the leading provider of
FIX infrastructure and low latency connectivity.

Orc's customers include leading banks, trading and market-making firms,
exchanges, brokerage houses, institutional investors and hedge funds. 

Orc provides sales and quality support services from its offices across EMEA,
Americas and Asia Pacific.

Orc Software is listed on NASDAQ OMX Stockholm (SSE: ORC).