Trading in QuantumScape Corporation (NYSE:QS) is subdued on Thursday, but this wasn't the case on Wednesday.  The shares soared more than 18% after the company announced a strategic partnership with Corning Incorporated (NYSE:GLW).Now QuantumScape is at an important price level. As you can see on the chart, the last time the stock reached $14.70 it reversed and went lower. Now it is back to this level again, and the same thing may happen. This is why QuantumScape is our Stock of the Day.Traders would say th ...