The high frequency traders I know of are market makers. They want to make money by buying and immediately selling stock. Earning a spread, but never having an a

The high frequency traders I know of are market makers. They want to make money by buying and immediately selling stock. Earning a spread, but never having an actual position. For them, the prospect of holding a stock that is undervalued by 10% for a few days is not good. Other forms of algorithmic trading might still step in though.