DataPower (2005)
Network devices and software for processing XML messages
iPhrase Systems (2005)
Software for sales and customer support, and content management for e-commerce
Bowstreet (2005)
Application development tools and Web-based services
MRO Software (2006, $740 million)
Asset and service management software to help companies buy and maintain equipment and facilities
Watchfire (2007)
Web application security and compliance testing software
WebDialogs (2007)
Software for online meetings and communications, conferencing, and collaboration
AptSoft (2008)
Business event processing software to find trends and connections in market events
Cognos (2008, $4.9 billion)
Software for business intelligence, performance management, workforce analytics, and business event management
Diligent (2008)
Data storage and deduplication software
FilesX (2008)
Data storage and protection software
Ounce Labs (2009)
Security and compliance tools for software development
Guardium (2009, $225 million?)
Software for database monitoring and protection, regulatory compliance, and business analytics
Storwize (2010, $140 million?)
Data storage and compression software
Unica (2010, $480 million)
Marketing and Web analytics software
OpenPages (2010)
Compliance, governance, and risk management software