Citrix Buying XenSource

Citrix Systems Inc. (Nasdaq: CTXS) has agreed to acquire XenSource Inc., a Palo Alto, Calif.-based provider of enterprise-grade virtual infrastructure solutions. The total deal is valued at $500 million in cash and stock, including approximately $107 million in unvested stock options. It is expected to close in the fourth quarter. XenSource was incubated by Seven Rosen Funds in 2005, and later raised over $38 million in VC funding from SRF, Accel Partners, Kleiner Perkins and New Enterprise Associates. www.citrix.com www.xensource.com