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Summit Therapeutics Inc. Investors: Please contact the Portnoy Law Firm to recover your losses. September 24, 2025 Deadline to file Lead Plaintiff Motion.

Key Takeaway: The Portnoy Law Firm is notifying investors of Summit Therapeutics Inc. about a class action lawsuit relating to false statements made during the Class Period from March 17, 2022, to September 22, 2022. Investors are invited to contact the firm to recover losses associated with the alleged misleading information regarding the Pinnacle Study of poziotinib. The deadline for filing a lead plaintiff motion is September 24, 2025. The law firm offers complimentary case evaluations to those affected.

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CONCERNS & RISKS

  • Summit Therapeutics allegedly made false and misleading statements regarding the results of a key study.
  • Investors have until September 24, 2025, to file a lead plaintiff motion, indicating ongoing legal issues.
  • The company may face significant financial repercussions due to the alleged corporate wrongdoing.

Full Press Release Details

Investors can contact the law firm at no cost to learn more about recovering their losses
LOS ANGELES, Sept. 09, 2025 (GLOBE NEWSWIRE) -- The Portnoy Law Firm advises Summit Therapeutics Inc. ("Summit" or the "Company") (NASDAQ: SMMT) investors of a class action representing investors that bought securities between March 17, 2022 and September 22, 2022, inclusive (the "Class Period"). Summit investors have until September 24, 2025 to file a lead plaintiff motion.
Investors are encouraged to contact attorney Lesley F. Portnoy, by phone 310-692-8883 or email: lesley@portnoylaw.com, to discuss their legal rights, or click here to join the case. The Portnoy Law Firm can provide a complimentary case evaluation and discuss investors’ options for pursuing claims to recover their losses.
CASE ALLEGATIONS: According to the complaint, Summit made false and misleading statements to the market regarding the results of its Pinnacle Study of poziotinib, a potential treatment for lung cancer patients. As a result, the Company’s public statements were materially false and misleading throughout the Class Period. When the truth was revealed, investors suffered damages.
Please visit our website to review more information and submit your transaction information.
The Portnoy Law Firm represents investors in pursuing claims against caused by corporate wrongdoing. The Firm’s founding partner has recovered over $5.5 billion for aggrieved investors. Attorney advertising. Prior results do not guarantee similar outcomes.
Lesley F. Portnoy, Esq.
Admitted CA and NY Bar
Attorney Advertising

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Frequently Asked Questions

How can Summit Therapeutics Inc. investors recover losses?

Investors can contact the Portnoy Law Firm for a no-cost consultation regarding recovery options.

What is the deadline for filing a lead plaintiff motion?

The deadline for Summit investors to file a lead plaintiff motion is September 24, 2025.

What claims are being made against Summit?

Summit allegedly made false statements about its Pinnacle Study results, misleading investors.

Who can investors contact for legal assistance?

Attorney Lesley F. Portnoy can be contacted at 310-692-8883 or lesley@portnoylaw.com.

What damages did investors experience?

Investors suffered damages when the truthful information about Summit's statements emerged.

Last updated: Sep 9, 2025