Dark pool operators face up to new regulatory attention

Caps and limits likely for private exchanges

The spotlight fixed on the dark pool industry over recent weeks has come as something of a shock to a section of the industry used to existing away from the public gaze. The publication of a new book, Flash Boys, by former Wall Streeter Michael Lewis, has attracted intense regulatory and public attention to the negative aspects of both high-frequency trading and dark pools. But the book also invoked fury from some in the industry who see only misrepresentation and oversimplification of a