RADNOR, Pa.–(BUSINESS WIRE)– #classaction–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 MadrigalOn November 3, 2026, Madrigal disclosed in its quarterly report that