Bittrex declared that it will no longer allow it's United States users to trade 32 cryptocurrencies. Some slew coins listed on the exchange would not be available for US users which includes QTUM and STORJ. U.S. users will get an email with explanations concerning what they are and are not allowed to do with the aforementioned assets. Once this change comes to effect U.S. customers won’t be able to buy or sell the select coins, while all open orders involving said assets will be canceled.