QuantumScape (QS) Stock Today: New Top-10 Automaker Deal, Nasdaq Listing Switch, Insider Filings, and Analyst Forecasts (Dec. 17, 2025)
QuantumScape shares rose on Dec. 17 after the company announced a joint development agreement with an unnamed Top-10 global automaker. The stock traded between $10.90 and $12.01, closing at $11.22 with volume near 13.6 million shares. The deal marks QuantumScape’s latest commercial milestone as it seeks broader industry adoption of its solid-state battery technology.