What is the difference between the HUI index and the XAU index?
HUI is the code used for the Amex Gold BUGS (Basket of Unhedged Gold Stocks) Index comprises 15 gold mining companies which are largely unhedged or have a policy of being unhedged. More information is available directly from the American Stock Exchange (Amex). The XAU index is an index of shares of gold and silver mining companies listed on the Philadelphia Stock Exchange. It includes a total of twelve producers who may be hedged or unhedged.