Welcome to our dedicated page for York Space Systems (Yellowstone) news (Ticker: YSS), a resource for investors and traders seeking the latest updates and insights on York Space Systems (Yellowstone) stock.
York Space Systems reports developments tied to national security space contracts, mission programs, spacecraft production, and public-company financial reporting. Company updates include IDIQ awards for defense space architectures, mission activity involving government and commercial communications services, and quarterly or annual operating results.
York news also covers completed corporate actions such as the acquisition of Orbion Space Technology, which added flight-proven electric specialty aerospace systems to the company’s spacecraft subsystem capabilities. Recurring announcements reflect York’s role as a U.S. space and defense mission prime serving government and commercial customers.
York Space Systems (NYSE: YSS) acquired Michigan-based Orbion Space Technology on March 12, 2026, adding flight-proven Hall-effect electric propulsion systems to York’s integrated space ecosystem. The deal aims to reduce spacecraft subsystem supply-chain risk, expand domestic production capacity, and align propulsion with spacecraft design for constellation-scale missions.
Orbion will operate as a wholly owned U.S. subsidiary, supporting commercial and national security customers and complementing York’s recent ATLAS acquisition and existing on-orbit operations.
York Space Systems (NYSE: YSS) will release fourth-quarter and full-year 2025 financial results after market close on March 19, 2026.
The company will host a conference call and live audio webcast on March 19, 2026 at 3:00 pm MT (5:00 pm ET) to review results, discuss outlook, and may disclose other material developments. Replay available for one year.