NEW YORK–(BUSINESS WIRE)–tZERO, a leader in financial innovation and liquidity for private companies, announced today that the Financial Industry Regulatory Authority (FINRA) has approved the membership application of tZERO Markets, a retail broker-dealer and wholly owned subsidiary of tZERO that is registered with the Securities and Exchange Commission (SEC). This approval allows tZERO Markets to offer its customers retail brokerage services for digital securities and provide issuers with in