Home Bitcoin OPNX, the Exchange Built by Founders of Doomed Hedge Fund Three Arrows, Is Shutting Down 1 year ago 1 year ago OPNX, the Exchange Built by Founders of Doomed Hedge Fund Three Arrows, Is Shutting Down by Nick Baker 1 year ago1 year ago Customers were advised to settle their positions by Feb. 7 and withdraw their money by Feb. 14. Source link Post PaginationPrevious PostPreviousNext PostNext