Wallbox shares surge 11.37% after-hours as Q4 gross margin improves 546 bps, adjusted EBITDA narrows 46%, and new capital structure agreed.

Wallbox surged 11.37% in after-hours trading following its Q4 2025 earnings report, which highlighted a 546-basis-point gross margin improvement to 37.3%, a 46% reduction in adjusted EBITDA losses to €7.3 million, and 23% year-over-year labor and operating expense cuts. The company also announced the Supernova PowerRing, a 400 kW DC fast charger, and secured a renewed capital structure agreement with banking partners and shareholders. CEO Enric Asunción emphasized disciplined cost optimization and operational resilience, positioning the company for a sustainable growth trajectory. Despite a 9.9% revenue decline to €33.7 million in Q4, investors focused on margin expansion, cost discipline, and strategic product launches, which signaled improved financial health and long-term competitiveness in the EV charging sector.