(1) EV / Revenue and EV / EBITDA may not comprise the same companies; only profitable companies appear in EV / EBITDA. Notes: EV = Enterprise Value; financials calendarised to December year end; median values reported. See Selected Publicly Traded Companies (click here) for details of companies included in each category. Global Security represents the median of all stocks in Diversified, Endpoint, Identity & Access Management, Network, Messaging, SecOps and Services, with no weighting applied. Sources: Capital IQ, analyst reports and Results analysis