York Space Systems Inc. Common Stock (YSS)

York Space Systems (York) (NYSE: YSS), a leading, US-based national defense and commercial prime providing a comprehensive suite of mission-critical solutions, today announced it has acquired Orbion Space Technology (Orbion), a Michigan-based manufacturer of flight-proven electric propulsion systems. The acquisition strengthens York’s integrated space ecosystem and directly supports the strategy the company outlined at the time of its initial public offering: aligning its technology roadmap, investing in domestic production capacity, and delivering systems that work reliably and at scale.

York Space Systems Inc. (NYSE: YSS) will release its financial results for the quarter and full year ended December 31, 2025 after the close of market on Thursday, March 19, 2026. In conjunction with this release, York will host a conference call to review its financial results for the quarter and the year, discuss its outlook for the future and may disclose other material developments affecting its business and/or financial performance. Listeners may access the conference call live via an audio webcast.