There are now over 2,000 exchange-traded funds listed in the U.S. Today’s article highlights the ten that were the best performing ETFs in the first five months of this year – and the storylines that lie behind the impressive performance of each (including the stock market’s historically low volatility, the surge in bitcoin prices, and the recovery seen in emerging markets). To find out what the 10 best performing ETFs were in the first five months of the year – and why – CLICK HERE.