Alexandria Ocasio-Cortez Sen. Warren, Rep. AOC Ask Circle, BlockFi Why They Banked at SVB IceLoungeMedia IceLoungeMedia Sen. Elizabeth Warren (D-Mass.) and Congresswoman Alexandria Ocasio-Cortez (D-New York) want to know why crypto companies, like bankrupt crypto lender BlockFi and stablecoin issuer Circle, banked at now-collapsed Silicon Valley Bank.