Vertical Aerospace (EVTL) Q4-25 earnings: Weather delays, ticking clocks & a defense pivot

Vertical Aerospace's Q4 2025 reveals a company racing against a mid-2026 cash cliff while battling competitor lawsuits and historic British rainfall. In ~10 minutes:• Operating loss expanded 54% QoQ as flight testing costs surged.• Auditors issue a "going concern" warning over impending cash covenants.• Competitor Archer Aviation launches a massive patent infringement lawsuit.• 45 days of English rain ground critical prototype transition flights.• A modular hardware pivot targets military buyers with 1,000-mile range.With cash dwindling to £69.1M and the stock dropping nearly 18% on earnings day, management remains remarkably relaxed. While their high-margin "battery-as-a-service" loop and a new hybrid defense drone offer major long-term promise, the immediate survival of the company rests entirely on finishing weather-delayed flight tests to unlock strategic capital.Company: Vertical Aerospace Ltd (EVTL) | Q4 FY2025AI-assisted production. Feedback/ticker requests: https://x.com/EarnUnscripted.