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First Quarter Results 2003 to be published on 13 May 2003

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Live presentation of First Quarter 2003 Results by Peter Wuffli, President of the Group Executive Board.

On Tuesday, 13 May, at 9am (CET), Peter Wuffli, President of the Group Executive Board, will present UBS's First Quarter 2003 Results by webcast.

All First Quarter Results material (media release, shareholders' letter, video clip with key messages from Peter Wuffli, quarterly report, slide presentation) will be published here on the 13 May starting at 7am (CET).

The webcast will also be available on demand from 2pm on the 13 May.

Zurich / Basel, 6 May 2003
UBS AG