Interactive Brokers - $120m in debits - http://www.ft.com/intl/fastft/263202/interactive-brokers-clients-take-120m-loss-on-franc Alpari UK - insolvent - http://uk.reuters.com/article/2015/01/16/uk-markets-forex-alpari-idUKKBN0KP10720150116
No to get on my soapbox, but currency futures in the US are 50 to 1 leverage and you see the carnage. ES futures many brokers offer at $500 day trade margins which is roughly 200 to 1 leverage. Any concerns here? Give enough people a gun and some of them are going to shot their face off.