The case
According to SwissBanking Banks in Switzerland defy challenging environment. Swiss banks remains the global leader in cross-border wealth management for private customers with a market share of 26.6 percent. For more see link.
Offshore Banking: According to a graphic that is exclusive to finews, the net new money comes from different regions as follows (German): Link

Source: SwissBanking, finews and BCG
The commentary
Assets under management for foreign clients increased by 15 percent to 2.3 trillion francs from 2013 to 2018. In the same period, however, the total of the global investable assets increased by one third.
This publication has been prepared solely for information purposes and is does not constitute a recommendation, a solicitation, or an offer. The information on which this publication is based has been obtained from sources that we believe to be reliable and in good faith, but we have not independently verified such information and no representation or warranty, express or implied, is made as to its accuracy. All expressions of opinion are made as of the date of publication and may be subject to change without notice. k-flash and all related affiliates accepts no liability or responsibility whatsoever for any consequential loss of any kind arising out of the use of this publication or any part of its contents. The use of this publication should not be regarded as a substitute for the exercise by the recipient of his or her own judgment. This publication is not directed to any person in any jurisdictions that prohibit such publication.