Small investors focus of trading shake-up

Remedies sought to ensure buyers receive most competitive price

UK trader arrested over 2010 flash crash

Futures trader charged by US authorities to appear in London court

Mr. Saroa residence

Flash trading HQ behind net curtains

Suburban market player alleged to have moved markets a world away

How futures trading could crash stocks

2010 flash crash highlighted how ‘e-mini’ contracts move equities

Hig Frequency

Goldman invests $20m in HFT tech provider

Investment bank buys minority stake in trading outsourcer

Virtu IPO aims to show friendly HFT side

Bigger is better in the cut-throat world of rapid-fire trading

Bats proposal may boost US small-caps

Proposal by US stock exchange could improve market liquidity

Defender of market complexity leaves SEC

Gregg Berman is a moderate at the regulator on the dangers of high-frequency trading

Fast forex moves raise liquidity worries

Bank traders and investors are questioning the market mechanics

Virtu seeks $2.6bn valuation from listing

IPO to test investor attitudes to high-frequency trading

High-speed traders face tougher oversight

Proposal requires proprietary firms to become members of Finra

NYSE owner warns of cyber risks

Electronic sentries may slow markets’ flash boys

Outsourcing: Trading places

A proprietary trading firm has clawed its way into the big leagues using talented recruits from India, Kenya and China

Virtu hopes time can heal HFT furore

New York trading powerhouse looks again at flotation

TMX warns on flow to US markets

Canadian bourse calls for more level playing field

BATS buys forex trading network Hotspot

US exchange makes first moves beyond equities