Asus is the world's fifth-largest PC vendor by 2012 unit sales (after HP, Lenovo, Dell and Acer).  Asus appears in BusinessWeek’s
"InfoTech 100" and "Asia’s Top 10 IT Companies" rankings, and it ranked
first in the IT Hardware category of the 2008 Taiwan Top 10 Global
Brands survey with a total brand value of US$1.3 billion. 

Asus has a primary listing on the Taiwan Stock Exchange and a secondary listing on the London Stock Exchange.