'Dark Pool' SEC Settle.

The article reports that broker-dealer eBX LLC has agreed to settle with the U.S. Securities and Exchange Commission over allegations that it shared client-trading information with one of its investors. Topics include how eBX used its trading platform, LeveL ATS, to share information with Citigroup Inc., the emergence of these "dark pools" of anonymous trading in electronic finance, and financial analyst Sang Lee's predictions for what this case will do to confidence in the stock markets.