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Quinn Emanuel disqualified from Muddy Waters Research case on duty-of-loyalty grounds

9/5/2026

Quinn Emanuel, among the most prominent litigation-focused law firms operating in securities and commercial disputes, has been disqualified from an active case after Muddy Waters Research prevailed on a conflict challenge.

The cited basis: a violation of the firm's duty of loyalty. The duty-of-loyalty doctrine requires a law firm to avoid representations that conflict with its obligations to current or former clients.

Courts grant disqualification on that basis infrequently. A successful motion typically signals the conflict was direct and material, not marginal or theoretical.

Muddy Waters Research, which publishes short-sale research on public companies and regularly operates within contentious litigation, secured the order by pressing that argument against Quinn Emanuel's continued involvement.

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