A new book is out defending high-frequency trading, with its author calling critic Michael Lewis "dead wrong."» Read More
Ken Griffin defended the industry as one that has helped market participants and lowered costs.
CNBC's Kate Kelly reports what Citadel Ken Griffin had to say about high-frequency trading. FMHR traders Jon Najarian and Josh Brown, discuss.
HFT is a "clean" industry and among the most regulated industries in the world, the head of a traders association has argued.
Mark Spanbroek, vice-chairman at European Principal Traders Association, outlines the differences between dark pools and high-frequency trading.
Justin Lyon, CEO of Simudyne, says further high frequency trading regulations would have "unintended consequences".
Steven Maijoor, chairman of the European Securities and Markets Authority, says there will be "tough and hard" limits on the amount of dark pool trading that can be done.
"What you have today is not so much speed being a factor, but the certainty of the speed," Nasdaq OMX CEO Bob Greifeld said.
Low volatility has been the norm lately, and Art Cashin thinks one reason may be that some high-frequency traders are sitting out.
Efforts to reform dark pool stock trading likely got a lift from accusations this week leveled against Barclays.
In a memo to staff, Barclays CEO Anthony Jenkins warns he will not "tolerate any circumstances in which our clients are lied to".
NY Attorney General Eric Schneiderman, discusses allegations that Barclays demonstrated a disturbing disregard for "ordinary" investors and operated a "dark pool" that favored high-frequency traders.
New York AG Eric Schneiderman will file a securities fraud lawsuit against Barclays for its use of "dark pools" on Wednesday.
CNBC's Marty Thompson reports New York Attorney General Eric Schneiderman has filed a suit against Barclays alleging Barclays grew its dark pool through false statements to clients.
Seth Merin, CEO of Liquidnet, explains why he thinks the U.S. Securities and Exchange Commission has failed in its mission to ensure fairness in the stock market.
CNBC's Eamon Javers reports on the Senate's focus on market structure and high-frequency trading.
IEX Group President & CEO Brad Katsuyama, provides an update on his efforts to make IEX an exchange. He says he is "very happy" to have hired John Ramsay, former acting head of the SEC's trading and markets division.
IEX Group president & CEO Brad Katsuyama shares his experience testifying before a Senate committee on high-frequency trading.
CNBC's Eamon Javers reports Brad Katsuyama of IEX is testifying on Capitol Hill where a hearing over high-frequency trading is taking place.
FMHR trader Pete Najarian provides perspective on a new study which reveals suspicious profitable trades surrounding public company deals. Andrew Ross Sorkin, weighs in.
CNBC's Andrew Ross Sorkin provides insight to a new study which reveals just how prevalent insider trading is on Wall Street.