Crypto: Coinbase stock sinks 16% after crypto exchange discloses SEC warning Posted on March 22, 2023 By Charlielikes Shares of Coinbase Global Inc. dropped about 16% in the extended session Wednesday after the crypto exchange disclosed a warning from securities regulators that it could have broken securities laws. Stock Market Tags:‘after, 16, coinbase, crypto, discloses, exchange, market, sec, sinks, stock, stock market, warning