Resignation, Chief Executive Officer | featured news

The head of Swiss banking giant UBS Oswald J. Gruebel has resigned in the wake of a $2.3 billion loss in unauthorized trading, the bank announced Saturday.

Oswald Gruebel, the chief executive of UBS, has dismissed calls for his resignation as politically motivated, even as the Swiss banking giant raised its estimated loss by a rogue trader to $2.3 billion.

PG&E said its chief executive will retire at the end of the month and it is conducting a search for a successor, a surprise change at a utility rocked by a series of setbacks. Peter Darbee, PG&E's chairman and chief executive, was brought in in 1999 as an outsider who would bring fresh ideas, but appears to have been felled by inattention to the bread-and-butter basics of the utility business: providing safe and reliable service to customers.