Core Viewpoint - A class action lawsuit has been filed against Mereo BioPharma Group plc for misleading statements regarding its Phase 3 clinical programs, potentially affecting investors who purchased American Depositary Shares between June 5, 2023, and December 26, 2025 [1][5]. Group 1: Lawsuit Details - The lawsuit claims that Mereo BioPharma made false or misleading statements about the Phase 3 ORBIT and COSMIC programs, which did not meet their primary endpoints of reducing annualized clinical fracture rates compared to control groups [5]. - Investors may be entitled to compensation without any out-of-pocket fees through a contingency fee arrangement [2]. Group 2: Participation Information - Investors wishing to join the class action can do so by visiting the provided link or contacting the law firm directly [3][6]. - A lead plaintiff must be appointed by April 6, 2026, to represent other class members in the litigation [1][3]. Group 3: Law Firm Credentials - The Rosen Law Firm has a strong track record in securities class actions, having achieved significant settlements, including over $438 million for investors in 2019 [4]. - The firm has been recognized for its success in securities class action settlements, ranking highly in the industry since 2013 [4].

NEW YORK, Feb. 06, 2026 (GLOBE NEWSWIRE) -- Bronstein, Gewirtz & Grossman, LLC, a nationally recognized investor-rights law firm, announces that a class action lawsuit has been filed against Mereo BioPharma Group plc (NASDAQ: MREO) and certain of its officers. This lawsuit seeks to recover damages against Defendants for alleged violations of the federal securities laws on behalf of all persons and entities that purchased or otherwise acquired Mereo securities between June 5, 2023 and December 26, 2025, both ...

Faruqi & Faruqi is a leading national securities law firm with offices in New York, Pennsylvania, California and Georgia. The firm has recovered hundreds of millions of dollars for investors since its founding in 1995. See www.faruqilaw.com. As detailed below, the complaint alleges that the Company and its executives violated federal securities laws by making false and/or misleading statements and/or failing to disclose the true state of the Phase 3 ORBIT and COSMIC programs; neither of which hit its prima ...

LOS ANGELES--(BUSINESS WIRE)--Mereo BioPharma Group plc Sued for Securities Law Violations - Contact the DJS Law Group to Discuss Your Rights – MREO. ...

Core Viewpoint - A class action lawsuit has been filed against Mereo BioPharma Group plc, alleging that the company misled investors regarding the results of its Phase 3 studies for setrusumab, which did not meet primary endpoints, leading to significant stock price decline [1] Group 1: Allegations and Misleading Information - The lawsuit claims that Mereo BioPharma provided investors with overly optimistic statements about the Phase 3 ORBIT and COSMIC studies for setrusumab, suggesting confidence in its efficacy in reducing annualized fracture rates [1] - It is alleged that while making positive statements, Mereo concealed material adverse facts about the true state of the Phase 3 programs, which ultimately did not achieve their primary endpoints [1] Group 2: Impact on Stock Price - Following the announcement on December 29, 2025, that neither the ORBIT nor COSMIC studies met their primary endpoints, Mereo's American Depository Shares (ADS) plummeted from $2.31 to $0.29, representing a decline of over 87.7% [1]

LOS ANGELES--(BUSINESS WIRE)---- $MREO--MREO Investors Have Opportunity to Lead Mereo BioPharma Group plc Securities Fraud Lawsuit with the Schall Law Firm. ...

Bragar Eagel & Squire, P.C. Litigation Partner Brandon Walker Encourages Investors Who Suffered Losses In Mereo (MREO) To Contact Him Directly To Discuss Their Options If you purchased or acquired Mereo American Depositary Shares (“ADS”) between June 5, 2023, and December 26, 2025 and would like to discuss your legal rights, call Bragar Eagel & Squire partner Brandon Walker or Melissa Fortunato directly at (212) 355-4648. Click here to participate in the action. NEW YORK, Feb. 05, 2026 (GLOBE NEWSWIRE) -- ...

Philadelphia, Pennsylvania--(Newsfile Corp. - February 5, 2026) - National plaintiffs' law firm Berger Montague PC announces that a class action lawsuit has been filed against Mereo BioPharma Group plc (NASDAQ: MREO) ("Mereo" or the "Company") on behalf of investors who purchased American Depositary Shares ("ADS") issued by Mereo during the period from June 5, 2023 through December 26, 2025 (the "Class Period").Investor Deadline: Investors who purchased Mereo securities during the Class Period may, no late ...

Faruqi & Faruqi, LLP Securities Litigation Partner James (Josh) Wilson Encourages Investors Who Suffered Losses In Mereo BioPharma To Contact Him Directly To Discuss Their Options If you purchased or acquired securities in Mereo between June 5, 2023 and December 26, 2025 and would like to discuss your legal rights, call Faruqi & Faruqi partner Josh Wilson directly at 877-247-4292 or 212-983-9330 (Ext. 1310). [You may also click here for additional information] NEW YORK, Feb. 05, 2026 (GLOBE NEWSWIRE) -- Fa ...

NEW YORK, Feb. 05, 2026 (GLOBE NEWSWIRE) -- Gainey McKenna & Egleston announces that a securities class action lawsuit has been filed in the United States District Court for the Southern District of New York on behalf of all persons or entities who purchased or otherwise acquired Mereo BioPharma Group plc (“Mereo” or the “Company”) (NASDAQ: MREO) securities between June 5, 2023 and December 26, 2025, inclusive (the “Class Period”). The Complaint alleges that Defendants provided misleading statements and/or ...