Milliseconds matter

High-frequency traders program powerful computers to scan the nation’s 13 exchanges and dozens of other trading venues to take advantage — within fractions of a second — of tiny pricing inconsistencies in the marketplace. Here is one hypothetical scenario to showcase the pricing strategies and decision-making process involved in high-frequency trading, as explained by Manoj Narang, chief executive of Tradeworx, a large high-frequency trading firm in New Jersey. Read related article.

Sources: Tradeworx, staff reports. Dina ElBoghdady and Tobey/The Washington Post. Published on October 25, 2012, 7:24 p.m.

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