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Why Did QuantumScape Stock Soar Today?
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Why Did QuantumScape Stock Soar Today?

Yahoo Finance · Jun 18, 2026, 3:43 PM · Also reported by 4 other sources

Key takeaways

  • QS NVDA HMC Solid-state battery maker Quantum Scape (NASDAQ: QS) has been moving closer to commercializing its technology, and it received a major boost of confidence from a global automaker today.
  • As of 11:21, shares were up 12.9% after paring some of an earlier 16% gain.
  • In 2009, a "Double Down" signal flashed for a little-known chipmaker called Nvidia.

QS NVDA HMC Solid-state battery maker Quantum Scape (NASDAQ: QS) has been moving closer to commercializing its technology, and it received a major boost of confidence from a global automaker today.

News that the research and development (R&D) arm of Honda Motor (NYSE: HMC) is working with Quantum Scape to advance its battery platform for electric vehicles (EVs) and other applications sent Quantum Scape stock soaring today. As of 11:21, shares were up 12.9% after paring some of an earlier 16% gain.

Missed Nvidia in 2009? This Rare Signal Is Flashing Again. In 2009, a "Double Down" signal flashed for a little-known chipmaker called Nvidia. For the first time in years, that same "Total Conviction" signal is flashing for a company 1/100th the size of Nvidia. Continue »

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