Historic Stock Lookup

Week of May 5, 2008

Date	Open	High	Low	Close	Volume
05/05/2008	19.84	19.84	19.21	19.49	470,763
05/06/2008	19.42	19.70	18.92	19.39	543,045
05/07/2008	19.38	19.50	18.59	18.67	256,342
05/08/2008	18.71	19.11	18.40	18.95	351,562

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Year End Stock Prices

The historical stock information provided is for informational purposes only and is not intended for trading purposes. The historical stock information is provided by Mergent, a third party service, and Avocent Corporation does not maintain or provide information directly to this service. Prices display split-adjusted cost basis per share on that date.