Caitlyn M. Campbell - Securities Litigation & SEC Investigations - McDermott Will & Emery


Caitlyn M. Campbell, a former US Securities & Exchange Commission (SEC) Enforcement Attorney, focuses her practice on representing clients in SEC investigations, securities class action and derivative litigation and compliance matters. Caitlyn has extensive experience in matters involving potential violations of the federal securities laws, including allegations of accounting and disclosure violations, fraud and regulatory violations by investment advisers and broker-dealers, insider trading, anti-corruption and Foreign Corrupt Practices Act (FCPA) violations and whistleblower claims. She also assists companies in developing training programs and compliance policies and procedures.

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Representative SEC Actions

  • Conducted an investigation into a large, international insider trading ring that resulted in charges against three investment bankers, a New York-based trader, a London-based trader, and two traders based in Switzerland*
  • Investigated a Massachusetts-based investment adviser that resulted in fraud charges concerning an illegal cherry-picking scheme*
  • Led an investigation that resulted in fraud charges and an asset freeze against the operators of a pyramid and Ponzi scheme falsely promising an investment opportunity in gold mines*

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  • Legal 500 US, 2022
  • 2020 Ellen B. Ross Award Recipient


  • Boston Bar Association White Collar Crime Committee, member


Boston University, JD, cum laude, 2004
Cornell University, BA, 2000

Southern District of New York
District of Massachusetts

New York