Investigation of MDGL Reminder: Madrigal Pharmaceuticals, Inc. Investors are Encouraged to Contact Kessler Topaz Meltzer & Check, LLP

Detailed summary

RADNOR, Pa., Nov. 11, 2026 /PRNewswire/ -- Kessler Topaz Meltzer & Check, LLP (www.ktmc.com), a nationally recognized securities litigation law firm, is investigating potential…

RADNOR, Pa., Nov. 11, 2026 /PRNewswire/ -- Kessler Topaz Meltzer & Check, LLP (www.ktmc.com), a nationally recognized securities litigation law firm, is investigating potential violations of the federal securities laws by Madrigal Pharmaceuticals, Inc. ("Madrigal") (NASDAQ: MDGL) on behalf of investors who purchased or acquired Madrigal securities and experienced significant financial losses.

Whistleblower Complaint filed against Madrigal On November 3, 2026, Madrigal disclosed in its quarterly report that on October 9, 2026, the company's former Senior Vice President and Head of Clinical Development filed a whistleblower complaint against Madrigal alleging that he reported to Madrigal's Senior Executive Leadership "adverse safety findings and unreproducible efficacy data" for the company's only approved drug, Rezdiffra. Specifically, "that Madrigal was suppressing adverse liver-injury data, presenting efficacy results that could not be reconciled with their own source data, and allowing an unblinded Board member… to control the adjudication of clinical outcomes."

Madrigal's Stock Drops Over 8%Following the news of the whistleblower complaint against Madrigal, the company's stock price fell over 8%.

Investors who purchased Madrigal Pharmaceuticals, Inc. (NASDAQ: MDGL) securities and experienced losses may have legal rights under the federal securities laws.

CONTACT KTMC TO DISCUSS YOUR LEGAL RIGHTS: If you purchased or acquired Madrigal Pharmaceuticals, Inc. securities and have lost money on your investment, please provide your information here:https://www.ktmc.com/mdgl-madrigal-pharmaceuticals-inc-investigation?utm_campaign=hc?utm_source=PR_Newswire&utm_medium=pressrelease&utm_campaign=aur&mktm=PR

ABOUT KESSLER TOPAZ MELTZER & CHECK, LLP (KTMC): Kessler Topaz Meltzer & Check, LLP (KTMC) is a leading U.S. plaintiff-side law firm focused on securities-fraud class actions and global investor protection.

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