Sean McGrane joined us in 2013, having previously practiced in New York City at a large New York-based law firm for several years.

    Sean has considerable experience in securities litigation. His practice focuses on defending against putative shareholder class actions brought under the federal securities laws, as well as defending against shareholder derivative suits and litigating claims arising out of mergers and acquisitions. In addition to his securities-related work, Sean also has considerable experience in complex commercial litigation involving a wide range of subject matters.

    Prior to attending law school, Sean worked as a political journalist in Washington and New York for four years.
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    • Defending a foreign investment bank against claims asserted by the Federal Housing Finance Agency for violations of the Securities Act of 1933 in what is believed to be the largest coordinated mortgage-backed securities case in history.
    • Defending a European vodka distributor against putative class action claims for violations of the Exchange Act of 1934.
    • Defending an Arizona-based corporation against claims for violations of the Exchange Act, and Rule 10b-5 promulgated thereunder, and defending the corporation’s directors against claims for breach of fiduciary duty brought in a putative shareholder derivative action.
    • Representing an Ohio-based public corporation against claims for breach of fiduciary duty arising out of an agreement in principle to sell the corporation, and successfully defending against a motion to preliminarily enjoin the shareholder vote to approve the sale.
    • Defending a British bank against several class action lawsuits alleging breach of contract, fraud, and violations of various consumer protection statutes.
    • Defending multiple Chinese corporations against putative class action claims for violations of the federal securities laws.
    • Representing a Big Four accounting firm against claims for professional malpractice and securities fraud.
    • Representing a major New York auction house against claims for breach of contract and common law fraud in connection with the consignment of a prominent piece of art.
    • Litigating a complex probate dispute involving the disposition of the estate of a commercial real estate developer.


    • “US Supreme Court Refuses to Overturn Fraud-on-the-Market Presumption,” June 23, 2014 (with others).
    • Note, “Katrina, Federalism, and Military Law Enforcement: A New Exception to the Posse Comitatus Act,” Michigan Law Review, 2010.


    • University of Michigan, J.D., 2010
    • Georgetown University, B.A., 2003


    • New York, 2011
    • Ohio, 2013


    • U.S. Dist. Ct., S. Dist. of New York
    • U.S. Dist. Ct., N. Dist. of Ohio
    • U.S. Ct. of App., Second Circuit
    • U.S. Ct. of App., Eighth Circuit
    • Recognized in Ohio Super Lawyers – Rising Stars

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