York Space Systems to Present at Jefferies Global Industrials Conference

York Space Systems (York) (NYSE: YSS), today announced that Dirk Wallinger, CEO, will present at the 2026 Jefferies Global Industrials Conference in New York. During the course of this event, York may disclose material developments affecting its business and/or financial performance. Listeners may access the event via live audio webcast at ir.yorkspacesystems.com.

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Wednesday, September 9, 2026

Presentation at 12:10pm MT / 2:10pm ET

Duration: 35 Minutes

Speaker: Dirk Wallinger, CEO

Webcast: http://ir.yorkspacesystems.com

Please note the presentation time is subject to change, and significant deviations from the posted time will be announced on our investor relations website. Please contact the financial institution hosting the conference for additional details.

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.

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