Original sentence: According to Harvard Political Review writer Austin Tymins, HFT firm Citadel LLC made billions of dollars front-running the trades of large institutional investors, many of which are investing on behalf of middle-class clients.HFT traders place many small orders that indicate buying/selling pressure.High-frequency trading.One common practice of high-frequency traders (HFT) is a form of front running, where they peer into various exchanges and try to detect orders as they propagate from a broker's order router
Edited sentence: According to Harvard Political Review writer Austin Tymins, the hedge fund Citadel LLC made billions of dollars front-running the trades of large institutional investors, many of which are investing on behalf of middle-class clients.Algorithmic trading.One common practice of algorithmic traders is a form of front running, where they peer into various exchanges and try to detect orders as they propagate from a broker's order router.Some algorithmic traders place many small orders that indicate buying/selling pressure