QuantumScape Corporation (NASDAQ:QS) is among the 12 Most Promising EV Battery Stocks to Buy Now. HSBC Notes Steady Progress Toward Wide Market Adoption for QuantumScape Corporation (QS) QuantumScape Corporation (NASDAQ:QS) is among the most promising stocks. TheFly reported on February 19 that HSBC raised QS to a Hold rating from Reduce and set a price target of $8.30, down from $10.50. The company met its 2025 goals after introducing the Eagle Line, and it is currently moving steadily in the direction ...