EXTENDED CLASS PERIOD: Robbins Geller Rudman & Dowd LLP Files Class Action Lawsuit Against York Space Systems, Inc. and Announces Opportunity for Investors with Substantial Losses to Lead Class Action Lawsuit

Robbins Geller has filed a class action lawsuit against York Space Systems (NYSE: YSS) on behalf of investors who purchased shares during its January 2026 IPO or between January 29 and August 13, 2026. The lawsuit alleges the company and its executives made materially false statements regarding contract performance with the Space Development Agency, undisclosed technical defects, and misleading revenue guidance. York Space's stock fell significantly following announcements of lower-than-expected revenues, a CFO departure, and reduced full-year guidance.