What Does D-Wave Quantum, Inc.'s 9.51% Stock Drop Mean for Investors? The Law Offices of Howard G. Smith Outlines Securities Fraud Class Action Lead Plaintiff Deadline

Suit alleges D-Wave Quantum, Inc. failed to disclose key facts to investors from February 26, 2026 through August 25, 2026; lead plaintiff deadline is December 15, 2026

BENSALEM TOWNSHIP, Pa., Oct. 30, 2026 /PRNewswire/ -- The Law Offices of Howard G. Smith today reported that a securities class action lawsuit is pending against D-Wave Quantum, Inc. ("D-Wave" or the "Company") (NASDAQ: QBTS) on behalf of investors who acquired its securities from February 26, 2026 through August 25, 2026. The D-Wave Quantum, Inc. case, Fessler v. D-Wave Quantum, Inc. et al., was filed on October 15, 2026 in the U.S. District Court California Northern District (Case No. 3:26-cv-11953).

Investors with losses on D-Wave Quantum, Inc. securities can contact the Law Offices of Howard G. Smith about the D-Wave Quantum, Inc. lawsuit before the December 15, 2026 lead plaintiff deadline.

Key deadlines and dates for D-Wave Quantum, Inc. investors

• Lead plaintiff deadline: December 15, 2026
• Class period: February 26, 2026 through August 25, 2026
• Complaint filed: October 15, 2026

What happened?

On August 6, 2026, D-Wave reported its second quarter of 2026 financial results. Among other things, D-Wave issues revenue of only $3.08 million, compared to $3.1 million for the same period in 2025.

On this news, D-Wave's stock price fell $1.98 per share, or 9.28%, to close at $19.41 per share on August 6, 2026, thereby injuring investors.

Then, on August 25, 2026, D-Wave issued a press release "announc[ing] that John Markovich is retiring and thus resigning from his position as Chief Financial Officer effective September 2, 2026."

On this news, D-Waves stock price fell $1.84 per share, or 9.51%, to close at $17.51 per share on August 26, 2026, thereby further injuring investors

What is the D-Wave Quantum, Inc. lawsuit about?

The D-Wave Quantum, Inc. securities lawsuit alleges that, between February 26, 2026 and August 25, 2026, defendants made materially false and/or misleading statements and failed to disclose material adverse facts about D-Wave Quantum, Inc.'s business, operations, and prospects. Specifically, the complaint alleges defendants failed to disclose that: (1) Defendants materially overstated D-Wave's business and financial prospects; (2) the foregoing was reasonably likely to negatively impact the Company's business and reputation; and (3) as a result, defendants' positive statements about D-Wave Quantum, Inc.'s business, operations, and prospects were materially misleading and/or lacked a reasonable basis.

"The lawsuit against D-Wave Quantum, Inc. alleges that, among other things, the Company failed to tell investors that Defendants materially overstated D-Wave's business and financial prospects. D-Wave Quantum, Inc. investors who bought during the class period may be able to pursue their losses, and the December 15, 2026 deadline is where that process begins," said Howard G. Smith of The Law Offices of Howard G. Smith.

Next steps for D-Wave Quantum, Inc. investors

D-Wave Quantum, 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 D-Wave Quantum, Inc. class action are due to the Court by December 15, 2026. For more information, visit the firm's website, email [email protected], or call (215) 638-4847.

If you purchased D-Wave Quantum, 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 D-Wave Quantum, Inc. case so far.

Common questions from D-Wave Quantum, Inc. investors

Who is eligible? Investors who acquired D-Wave Quantum, Inc. securities from February 26, 2026 through August 25, 2026 and suffered losses may qualify for the class in the D-Wave Quantum, Inc. shareholder lawsuit.

What is the deadline? Lead plaintiff motions in the D-Wave Quantum, Inc. case are due by December 15, 2026.

Can I recover without being lead plaintiff? Yes, D-Wave Quantum, 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, meaning D-Wave Quantum, Inc. investors owe no attorneys' fees out of pocket. Any attorneys' fees and litigation expenses are paid solely from a recovery, if achieved, and 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

• D-Wave Quantum, Inc. case page, The Law Offices of Howard G. Smith
• Complaint: Fessler v. D-Wave Quantum, Inc. et al., U.S. District Court California Northern District
• D-Wave Press Release
• D-Wave Quantum, 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: [email protected] 
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.

SOURCE Law Offices of Howard G. Smith