也叫algorithm trading，Google上的解释：

Quantitative trading (also called quant trading) involves the use of computer algorithms and programs—based on simple or complex mathematical models—to identify and capitalize on available trading opportunities. At the back end, quant trading also involves research work on historical data with an aim to identify profit opportunities.

 

Quant trading is widely used at individual and institutional levels for high frequency, algorithmic, arbitrage, and automated trading. Traders involved in such quantitative analysis and related trading activities are commonly referred to as "quants" or "quant traders."