QuantumScape(US:QS) The Motley Foolยท2025-10-01 19:30Core Insights - QuantumScape's stock has more than doubled in three months, driven by a new partnership that investors view as a significant milestone [1] - The partnership with Corning aims to develop ceramic separators for QuantumScape's solid-state lithium-metal batteries, enhancing safety, energy density, longevity, and charging speed [2][3] Partnership Details - The collaboration with Corning, a leading manufacturer of glass and ceramics, is a strong endorsement of QuantumScape's technology and is focused on scaling production of critical battery components [3] - QuantumScape has an existing partnership with Volkswagen's battery subsidiary, PowerCo, which includes a $131 million investment to accelerate the development of its QSE-5 battery [4][5] Product Development - The QSE-5 is QuantumScape's first planned commercial battery cell, recently demonstrated during a Volkswagen press conference [5] - The company is also exploring ceramics production with Murata Manufacturing, targeting the Japanese market [5] Market Position - QuantumScape's stock remains in the spotlight with its recent partnerships and plans for field testing of battery cells in 2026 [6] - Despite the stock's significant increase and a market cap exceeding $8 billion, the company has yet to generate sales from its core product and establish profitability [6]