Around 60% of Credit Suisse's wealth business is exposure to what it calls growth markets such as the Asia-Pacific region and emerging markets, and the other main part is business with ultra-wealthy entrepreneurs. De Ferrari said some of the best opportunities come in the "high net" business, clients who have $5-25 million to invest. Credit Suisse had been rocked in early October by wild market swings and a social media storm. "Everybody said we love Credit Suisse. Key to wealth management's success as a core business at Credit Suisse is focusing on its offerings and its top 20 markets and exiting from some others, he said.

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