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Frank Weigand

Frank Weigand


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Cahill Gordon & Reindel LLP
32 Old Slip
New York, NY 10005



  • Fordham University School of Law, J.D., 2003, cum laude, Law Review
  • Fordham University, B.S., 1997, summa cum laude


  • New York

Frank Weigand is Chair of Cahill’s Trading & Markets Group and focuses his practice on securities, commodities and digital assets. His clients include a broad range of market participants, including traditional financial services firms as well as fintechs and digital asset firms.

Frank’s practice includes advising clients on both regulatory and transactional matters, with a particular focus on strategically complex matters and new product development.

From a subject matter standpoint, Frank has a deep expertise in broker-dealer and securities regulation having previously been general counsel of two broker-dealers – HSBC Securities (USA) Inc, and Oasis Pro Markets, LLC. He also has spent the vast majority of his legal career advising on trading, derivatives and transactional matters across a range of products including equities, fixed income, FX, precious metals and structured products. From 2016 to 2021, Frank was the Americas Head of Legal for HSBC’s Global Markets division, a role in which he was responsible for managing the legal and regulatory risk for HSBC’s trading and derivatives activities for the Americas region.

Frank has also advised clients on investigations and enforcement matters and has significant experience with large-scale global compliance matters from both a proactive as well as remedial standpoint.

Professional Activities:

  • Member | NYC Bar Subcommittee on Digital Assets (2023-present)
  • Federal Reserve Bank of New York | Financial Markets Lawyers Group (FMLG) (2014 – 2021)
  • Co-Chair | PLI’s annual “Understanding the Securities Laws” (2022)
  • Co-Chair | PLI’s annual “Pocket MBA for Lawyers” (2017 – 2021)
  • NYC Bar Association | In-House Counsel Committee (2016 – 2019)
  • Guest Lecturer on Digital Assets | Fordham Law School and Columbia University