The request to Virtu Financial comes as the firm attempts to go public, a process delayed after the March 31st publication of the  latest book by Michael Lewis (above) sparked unprecedented scrutiny of high-frequency traders.  Photograph: Lucas Jackson/Reuters

Virtu Financial, a high-frequency trader trying to sell shares in an initial public offering, has grabbed the attention of New York’s attorney (...)

Traders at the New York Stock Exchange. Electronic market makers have all but eliminated the old system of human floor traders.

SAM MAMUDI The technological arms race among professional equity traders threatens to destabilise US markets and mo(...)

Traders work on the floor of the New York Stock Exchange on March 28, 2014 in New York City. Photograph:  Spencer Platt/Getty Images

The prospect of a new book by the former bond trader turned chief scrutiniser, taking a hard look at the predatory world of high-frequency trad(...)

Eric Schneiderman, the New York attorney general, set up a fake yoghurt shop in Brooklyn in a sting operation to trap fake online review companies. Photograph: Nathaniel Brooks/The New York Times

New York’s attorney general set up a fake yoghurt shop in Brooklyn in a sting operation to trap fake online review companies.Eric Schneiderman announc(...)

Thomson Reuters yesterday suspended its practice of releasing closely-watched consumer sentiment data two seconds early to clients who pay extra. Photograph: Reuters/Beck Diefenbach

Some of the world’s top financial data providers are under investigation over the profits that sophisticated investors make by paying for early access(...)

HSBC put hundreds of homeowners at greater risk of losing their properties by failing to file paperwork to initiate settlement talks, New York state p(...)