MRSN ALERT: The Law Offices of Vincent Wong Investigate Mersana Therapeutics, Inc. for Potential Violations of Securities Laws

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Jun 26, 2023

PR Newswire

NEW YORK, June 26, 2023 /PRNewswire/ -- Attention Mersana Therapeutics, Inc. ("Mersana") (NASDAQ: MRSN) shareholders:

The Law Offices of Vincent Wong announce that an investigation has commenced into Mersana and certain of its officers and directors regarding potential securities fraud. The investigation concerns, in part, the below:

On June 15, 2023, Mersana issued a press release "announc[ing] that the U.S. Food and Drug Administration (FDA) has issued a partial clinical hold pausing new patient enrollment in UP-NEXT and UPGRADE-A, the company's ongoing clinical trials of UpRi in platinum-sensitive ovarian cancer. UPLIFT, Mersana's ongoing clinical trial of UpRi in platinum-resistant ovarian cancer, completed enrollment in October 2022." Mersana stated that "[t]he partial clinical hold follows a submission by Mersana of a recent aggregate safety report of all patients dosed with UpRi (approximately 560 patients) evaluating bleeding events" and that "Mersana's recent assessment determined that serious bleeding events appear to occur at a higher rate than background. While most bleeding cases in this aggregate safety analysis were low-grade, five (<1%) Grade 5 (fatal) bleeding events were observed among the approximately 560 patients dosed to date. The causes of bleeding events remain under investigation." On this news, Mersana's stock price fell $5.66 per share, or 59.27%, to close at $3.89 per share on June 15, 2023.

If you suffered a loss on your investment in Mersana, contact us about potential recovery by using the link below. There is no cost or obligation to you.

https://www.wongesq.com/pslra-1/mersana-class-action-submission-form?prid=41277&wire=4

Vincent Wong, Esq. is an experienced attorney who has represented investors in securities litigations involving financial fraud and violations of shareholder rights. Attorney advertising. Prior results do not guarantee similar outcomes.

CONTACT:
Vincent Wong, Esq.
39 East Broadway
Suite 304
New York, NY 10002
Tel. 212.425.1140
E-Mail: [email protected]

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SOURCE The Law Offices of Vincent Wong

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