October 18, 2019 Poloniex to seperate from Circle, end service to US customers.

Poloniex will become an independent business following investment (undisclosed amount) from an Asia-based group, and announced a plan to invest $100 million in development over the next few years. US residents have until mid-December to withdraw assets, and trading fees will be zero until the end of the year. Circle first acquired Poloniex in early 2018 for $400 million.