Why did QS stock drop? — 2026-11-11

Research session: 2026-11-11. Published: 2026-11-11T21:36:39.059082+00:00.

Final report

QS — QuantumScape Corporation - Common Stock

Session close: $4.21. Regular-session share volume: 24,452,712. Change from previous close: -5.39%.

Key developments

QuantumScape unveiled Osprey, a next-generation open platform for all-solid-state batteries. The company reported early data showing sulfide-based cathode cells cycling many times under a single atmosphere of pressure, along with fast charging and cold-temperature operation, and said the platform pairs its ceramic separator and anode-free lithium-metal design with a solid cathode.

Company news QuantumScape Stock Rises After Osprey Platform Unveil: What’s Going On? · Company news QuantumScape Announces Osprey Next-Generation Solid-State Battery Platform · Company news QuantumScape Expands Commercial Roadmap with Osprey, the Open All-Solid-State Platform for Battery Development

News sources

Company news QuantumScape Stock Rises After Osprey Platform Unveil: What’s Going On? · Company news QuantumScape Announces Osprey Next-Generation Solid-State Battery Platform · Company news QuantumScape Announces Osprey All-Solid-State Battery Platform, Says Early Tests Show 1,000 Cycles At About 80% Capacity Retention · Company news QuantumScape Expands Commercial Roadmap with Osprey, the Open All-Solid-State Platform for Battery Development

Full report for 2026-11-11