What the heck is the DXY? You might be asking yourself after seeing pundits on fintwit or crypto twitter mention the index over the past few months. The DXY is an index that measures the performance of the U.S. dollar against a basket of six major currencies – heavily weighted towards the euro but also including the Japanese Yen, British pound, Canadian dollar, Swedish krona and Swiss franc. This year the index reached highs unseen for the past 20 years, so we thought we'd take a closer ...