Suit alleges York Space Systems, Inc. failed to disclose key facts to investors from January 29, 2026 through May 11, 2026; lead plaintiff deadline is October 30, 2026

BENSALEM, Pa., Oct. 22, 2026 /PRNewswire/ -- The Law Offices of Howard G. Smith today reported that a securities class action lawsuit is pending against York Space Systems, Inc. ("York Space Systems" or the "Company") (NYSE: YSS) on behalf of investors who acquired its securities from January 29, 2026 through May 11, 2026. The York Space Systems, Inc. case, Ianelli v. York Space Systems, Inc. et al., was filed on August 31, 2026 in the U.S. District Court for the District of Colorado (Case No. 1:26-cv-04074).

Investors with losses on York Space Systems, Inc. securities can contact the Law Offices of Howard G. Smith about the York Space Systems, Inc. lawsuit before the October 30, 2026 lead plaintiff deadline.

Key deadlines and dates for York Space Systems, Inc. investors

• Lead plaintiff deadline: October 30, 2026
• Class period: January 29, 2026 through May 11, 2026
• Complaint filed: August 31, 2026

What happened?

On January 29, 2026, York Space Systems completed its initial public offering ("IPO"), with an opening price of $34 per share.

On May 11, 2026, Wolfpack Research published a short report alleging that the Pentagon's decision to eliminate the space program responsible for the majority of York's annual revenue "was rooted in severe disappointment in York," including claims that "York deceived the SDA with false advertising to win its contracts, cut corners, and delivered satellites whose mission-critical-software was not completed." The report states two former software engineers said the Company "sent satellites into space without even knowing if the software was fit to accomplish its basic mission," and another former employee said York would "cut corners and use unqualified people, like office administrators and accountants to build parts and perform tests."

On this news, YSS stock price fell approximately $7 during intraday trading on May 11, 2026, thereby injuring investors. By the commencement of this action, the Company's stock was trading as low as $9.33 per share, an over 70% decline from the $34 per share IPO price.

What is the York Space Systems, Inc. lawsuit about?

The York Space Systems, Inc. securities lawsuit alleges that, between January 29, 2026 and May 11, 2026, defendants made materially false and/or misleading statements and failed to disclose material adverse facts about York Space Systems, Inc.'s business, operations, and prospects. Specifically, the complaint alleges defendants failed to disclose that: (1) York's onboard mission and payload software was not fully functional before satellites were launched; (2) this ongoing trend presented a risk to the Company's contracts with the SDA deceived the SDA with false advertising to win its contracts, cut corners, and delivered satellites whose mission-critical-software was not completed; and (3) as a result, defendants' positive statements about York Space Systems, Inc.'s business, operations, and prospects were materially misleading and/or lacked a reasonable basis.

"The lawsuit against York Space Systems, Inc. alleges that, among other things, the Company failed to tell investors that York's onboard mission and payload software was not fully functional before satellites were launched. York Space Systems, Inc. investors who bought during the class period may be able to pursue their losses, and the October 30, 2026 deadline is where that process begins," said Howard G. Smith of The Law Offices of Howard G. Smith.

Next steps for York Space Systems, Inc. investors

York Space Systems, Inc. investors who suffered losses may contact The Law Offices of Howard G. Smith to learn about pursuing their claims.

Lead plaintiff motions in the York Space Systems, Inc. class action are due to the Court by October 30, 2026. For more information, visit the firm's website, email howardsmith@howardsmithlaw.com, or call (215) 638-4847.

If you purchased York Space Systems, Inc. securities during the class period, you may retain counsel of your choice, or you may take no action and remain an absent class member. No class has been certified in the York Space Systems, Inc. case so far.

Common questions from York Space Systems, Inc. investors

Who is eligible? Investors who acquired York Space Systems, Inc. securities from January 29, 2026 through May 11, 2026 and suffered losses may qualify for the class in the York Space Systems, Inc. shareholder lawsuit.

What is the deadline? Lead plaintiff motions in the York Space Systems, Inc. case are due by October 30, 2026.

Can I recover without being lead plaintiff? Yes, York Space Systems, Inc. investors may take no action and remain absent class members.

Does it cost anything? The Law Offices of Howard G. Smith works on contingency, so investors pay no attorneys' fees unless there is a recovery, and any fees require court approval.

About The Law Offices of Howard G. Smith

The Law Offices of Howard G. Smith has helped injured investors recover their money for more than 15 years. The firm prosecutes securities fraud, takeover, and derivative litigation against public companies and their officers, directors, and advisors in federal and state courts nationwide, and has helped clients recover hundreds of millions of dollars in losses. Clients speak directly with a lawyer, who will promptly answer any question.

Prior results do not guarantee a similar outcome.

Related links

• York Space Systems, Inc. case page, The Law Offices of Howard G. Smith
• Complaint: Ianelli v. York Space Systems, Inc. et al., U.S. District Court for the District of Colorado
• Wolfpack Research report
• York Space Systems, Inc. SEC filings index, EDGAR
• The Law Offices of Howard G. Smith

Contact
Howard G. Smith
The Law Offices of Howard G. Smith
3070 Bristol Pike, Suite 112
Bensalem, PA 19020
Email: howardsmith@howardsmithlaw.com
Telephone: (215) 638-4847
www.howardsmithlaw.com

This press release may be considered Attorney Advertising in some jurisdictions under the applicable law and ethical rules.

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SOURCE Law Offices of Howard G. Smith