2013 THIRD QUARTER OUTLOOK

RECONCILIATION OF R&D AND SG&A EXPENSES TO NON-GAAP R&D AND SG&A EXPENSES

(Unaudited, in thousands)

Three months ending 

September 30, 2013

Low

High

R&D and SG&A

$ 25,300

$ 26,800

Adjustments to reconcile R&D and SG&A to non-GAAP R&D and SG&A

    Stock-based compensation

(4,300)

(4,800)

    Non-GAAP R&D and SG&A

$ 21,000

$ 22,000