Solid‑state battery sprint
QuantumScape’s push to commercialize solid‑state batteries just intensified — investors and industry are watching for its promise of ultra‑fast charging and higher energy density amid a broader race []. South Korea’s Posco and EcoPro say they’re accelerating commercialization and targeting mass production by year‑end, adding concrete OEM supply pressure to the timeline [].
QuantumScape inaugurated its Eagle Line pilot production line in San Jose on Feb. 4, 2026 ([secure.businesswire.com)]. The inauguration showcased equipment for higher‑volume QSE‑5 cell production and included OEM customers and government officials in attendance. (finance.yahoo.com) The company issued $12.8 million in customer billings in Q3 2025 — its first material invoices tied to partner development work. (finance.yahoo.com) QuantumScape also expanded its collaboration with Volkswagen’s PowerCo to provide up to $131 million in milestone payments and to allow PowerCo rights to produce up to 5 gigawatt‑hours of QSE‑5 cells annually. (citybiz.co) QuantumScape has publicly targeted real‑vehicle testing of its QSE‑5 cells in 2026 as the next validation step for commercial integration. (rallies.ai) The company said it completed key equipment installations for higher‑volume QSE‑5 production in December 2025, a specific milestone toward scale. (quantumscape.com) POSCO Future M told reporters at InterBattery on March 11, 2026 that it plans to begin mass production of LFP cathodes "this year," signaling an immediate ramp in cathode output. (koreaherald.com) POSCO’s cathode center head said the firm aims to expand to ton‑scale production by the end of 2026 and to ship materials to U.S. solid‑state partner Factorial for prototype vehicle testing in 2027. (upi.com) EcoPro unveiled an all‑solid‑state materials roadmap at InterBattery (COEX, March 11–13, 2026) and reported roughly 30,000 visitors at its booth, with executives from Hyundai, Toyota and major cell makers among the attendees. (thelec.net) EcoPro BM also said it returned to profitability in 2025 with an operating profit of 142.8 billion won and is advancing a Hungary plant alongside ASSB material development. (en.sedaily.com) The combined picture: PowerCo’s funding and 5‑GWh production rights for QSE‑5, QuantumScape’s Eagle Line and first invoices, plus POSCO’s ton‑scale cathode plans and EcoPro’s 30,000‑visitor commercial outreach create concrete OEM testing and materials supply capacity across 2026–27. (citybiz.co)
