Zurich/Basel, 14 March 2013 – UBS today published quarterly 2012 pro-forma results for the Investment Bank, Non-core and Treasury under the reporting structure which was adopted from 1Q13. This information shows adjusted1 operating income, operating expenses and pre-tax profit for the four quarters of 2012. It can be accessed via www.ubs.com/investors-additionalinformation.

UBS plans to publish updated historical timeseries for its business divisions on 28 March 2013.

UBS AG

¹Adjusted figures exclude each of the following items affecting UBS's results in 2012: net restructuring provisions, a charge related to impairment of goodwill and non-financial assets and credits to personnel expenses related to changes to a US retiree medical and life insurance benefit plan and changes to UBS’s Swiss pension plan.

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