Recent insider activity at QuantumScape (QS) — a noted player in the solid-state battery market — has captured the attention of investors. According to SEC filings dated Aug. 23, three key executives — Fritz Prinz (director), Holme Timothy (chief technology officer) and McCarthy Michael (chief legal officer) — collectively sold 107,789 shares on Aug. 21. Such insider moves often lead to speculation about a company's prospects, making it crucial to reassess one’s position in the stock. So, should you also co ...