SEC’s Consolidated Audit Trail

A long-running battle over U.S. regulators’ massive stock trading surveillance system is stirring up once again — this time, in the courts. For decades, the Securities and Exchange Commission relied on a hodgepodge of data from stock exchanges and brokerage firms to piece together a view of trading in the market. The data would regularly take weeks to assemble, was often in different formats and was sent only when requested. Then May 6, 2010, happened. Fill out the form to access the full Pro Issue Analysis.