Jason Moreau focuses his practice on representing companies, financial institutions, and individuals in a wide array of complex commercial litigation, with a focus on financial services and securities matters. This includes representing clients in shareholder derivative suits, as well as investigations and enforcement proceedings by the SEC, CFTC, FINRA, and other state securities regulators.

Prior to joining Pierce Atwood Jason was a partner in the Boston office of the law firm McDermott Will & Emery LLP.

Honors & Distinctions

  • Recognized as a “Rising Star” in Securities Litigation by Massachusetts Super Lawyers®

Professional Activities

  • Member, Securities Industry and Financial Markets Association


  • Co-author, "Post-Paying the Piper: The Collateral Effects and Unintended Consequences of Settling with the SEC," Insights: The Corporate and Securities Law Advisor, Volume 30, Number 1, January 2016
  • Co-author, "Back to Basic: Eliminating the 'Fraud on the Market' Presumption Could be Costly," Westlaw’s Securities Litigation & Regulation, March 6, 2014

Practice Areas

Representative Experience

  • Obtained summary judgment and circuit court affirmance on behalf of public firearms company on all claims in securities class action alleging misrepresentations associated with a series of public statements regarding the level of demand for the company’s products
  • Granted dismissal of three derivative shareholder suits (in federal and state court) against public firearms company
  • Obtained a jury verdict in favor of broker defendant in SEC enforcement action alleging stock fraud and manipulation following two-week trial in federal district court
  • Obtained dismissal and circuit court affirmance of SEC claims against a former managing director of a major financial institution
  • Represented a number of institutional clients in ADR and litigation involving interest rate swaps and derivative transactions associated with Lehman Brothers bankruptcy
  • Represented private specialty pharmaceutical company in SEC enforcement investigation concerning alleged fraudulent misrepresentations and omissions to prospective investors
  • Represented public mineral exploration, mining, and claims acquisition corporation specializing in rare earth elements in litigation involving corporate control issues resulting in a favorable settlement for the corporation
  • Represented public corporation in SEC enforcement investigation concerning alleged violations of the Foreign Corrupt Practices Act
  • Dismissal of fraud and misrepresentation claims asserted against financial analyst in NYSE enforcement proceeding regarding newly implemented NYSE rules involving trading during blackout periods
  • Represented foreign exchange trading firm in enforcement action initiated by the U.S. Commodity Futures Trading Commission resulting in a favorable settlement for trading firm
  • Represented national broker-dealer in connection with hundreds of customer claims arising from proprietary investment products involving various grades of collateralized debt obligations
  • Obtained rare vacatur of arbitration award by the U.S. Court of Appeals for the First Circuit