RBS finance director 'to quit' 3 months in THE Royal Bank of Scotland says its group finance director Nathan Bostock has "informed the board of his intention to resign," less than three months after taking the role. RBS said Nathan Bostock, who was appointed to the post on October 1, informed the board of the taxpayer backed-bank of his intention to resign on Tuesday evening. An RBS spokeswoman said: "The Royal Bank of Scotland Group can confirm that Nathan Bostock has this evening informed the board of his intention to resign from his role as Group Finance Director. His formal resignation is expected soon, but he will remain in his position to oversee an orderly handover of his responsibilities. Details on arrangements for his successor will be announced in due course.