Although HFT has become a main feature of financial markets internationally, its impact on equity markets' functioning is still under discussion, since HFT can negatively affect market quality and stability. Regulatory measures recently adopted on both sides of the Atlantic to better control...

This research is based on an empirical analysis of the impact of HFT activity on the stock in the SET50 index trading in the Stock Exchange of Thailand (SET), using publicly-available trade-by-trade tick data for the period between January 01, 2016, and June 30, 2018. The HFT data is illustrated...

In recent decades, US equity markets have changed from predominantly manual markets with limited competition to highly automated and competitive markets. These changes occurred earlier for NASDAQ stocks (primarily between 1994 and 2004) and later for NYSE-listed stocks (mostly following Reg NMS...

High Frequency Trading (HFT) is a form of algorithmic trading where firms use high-speed market data and analytics to look for short-term supply and demand trading opportunities that often are the product of predictable behavioral or mechanical characteristics of financial markets. Often called...

We examine the relation between high frequency quotation and the behavior of stock prices between 2009 and 2011 for the full cross-section of securities in the U.S. On average, higher quotation activity is associated with price series that more closely resemble a random walk, and significantly...