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.

Thursday, March 19, 2026

3:00 pm Mountain Time (5:00 pm Eastern Time)

Webcast: https://events.q4inc.com/attendee/615953366

York's financial results release will be available after the close of market on March 19, 2026 on York's website at http://ir.yorkspacesystems.com. An audio webcast replay of the conference call will be available for one year at http://ir.yorkspacesystems.com.

About York Space Systems

York Space Systems (NYSE:YSS) is a leading, U.S.-based national defense and commercial prime providing a comprehensive suite of mission-critical solutions for national security, government, and commercial customers. York is one of the only space and defense primes with proprietary hardware and software capabilities designed to address customers' complex mission requirements across the critical elements of the entire space ecosystem throughout the mission lifecycle. York is purpose built to address evolving national security space challenges and to adapt to the ongoing shift in the U.S. government's mission needs and procurement processes.

View source version on businesswire.com: https://www.businesswire.com/news/home/20260309028526/en/

Investor contact

Christopher Evenden

ir@yorkspacesystems.com

Media Contact

Sarah Nickell

Sarah.nickell@yorkspacesystems.com

York Space Systems to Release Fourth Quarter and Full Year 2025 Results on March 19, 2026