About Sarah Weber

Sarah Weber helps clients facing litigation and enforcement matters with a focus on the financial services industry. The team relies on her experience with regulatory and internal investigations, federal and state court litigation, arbitration, regulatory and enforcement proceedings, white collar criminal matters, and internal investigations.

Adding value through regulatory insight

In the financial services industry, Sarah has represented US and multinational banks, investment advisors and managers, and hedge funds in litigation and arbitration related to derivatives and other complex financial products. Among others, Sarah has litigated antitrust and False Claims Act matters across federal and state courts. She has deep experience in eDiscovery and can help clients build an efficient and targeted plan to manage complex litigation.

In the enforcement space, Sarah has a broad range of experience in connection with investigations by the Commodity Futures Trading Commission (CFTC), the Securities and Exchange Commission (SEC), the Financial Industry Regulatory Authority (FINRA), the Department of Justice (DOJ), ), the Federal Deposit Insurance Corporation (FDIC), the New York and Illinois Attorneys General, the New York Department of Financial Services, the Federal Reserve Bank of New York and Federal Reserve Board of Governors, and the Office of Foreign Assets Control (OFAC) related to reporting violations, economic sanctions, anti-money laundering, wire fraud, securities fraud and many other issues.

Sarah's pro bono activities include submission of amicus briefs on behalf of victims of domestic violence through the Domestic Violence Legal Empowerment and Appeals Project (DV LEAP) and advising pro se litigants through the Northern District of Illinois's Hibbler Pro Se Federal Court Help Desk.

Sarah clerked for the Honorable Susan Phillips Read on the New York Court of Appeals. While attending law school, Sarah was a member of the University of Chicago Law Review.

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Practice Focus

  • Financial services litigation
  • Financial industry regulatory and compliance
  • White collar crime
  • Antitrust
  • Monitorships

Representative Experience

  • Represent designated contract market and futures commission merchant in litigation in New York, Kentucky, and Maryland state and federal courts related to trading of event contracts on prediction markets.
  • Represent former EVP in connection with investigations by SEC, FDIC, and Federal Reserve related to credit card tiering and interchange fees.
  • Represent global financial services firm in antitrust class actions and related litigation involving the interest rate swaps and securities lending markets.
  • Represented a clearinghouse in an internal investigation and SEC and CFTC investigations concerning its clearing fund calculation.
  • Represented Chief Executive Officer of investment advisor in lawsuits related to disputes among the partnership in Illinois and Delaware and related SEC investigation.
  • Represented large futures commission merchant in CFTC investigation related to maintenance margin calculations.
  • Represent investment firms in investigations by SEC and FINRA related to blue sheets reporting.
  • Represent private equity firm in Illinois state court litigation related to disputed real estate deal.
  • Advise US and Chinese financial services institutions regarding economic sanctions enforcement matters.
  • Represented bank in CFTC investigation related to reporting of valuations for foreign exchange products and interest rate swaps.
  • Represented broker-dealer in investigation by SEC and Illinois Department of Securities related to fraud in custodied accounts.
  • Represented investment advisor in multiple FINRA arbitrations related to options trading.
  • Represented investment banks in False Claims Act litigation related to municipal bonds in Illinois state court.
  • Represented Chief Financial Officer of a defense contractor in civil False Claims Act investigation by DOJ.

News

Publications

Presentations and Events

Practices
Industries
Education
  • The University of Chicago Law School, JD
  • Duke University, BA
Bar Admissions
  • Illinois
  • New York
Court Admissions
  • US District Court, Northern District of Illinois
  • US District Court, Southern District of New York
Recognitions
Recognized or listed in the following:
  • Chambers USA
    Litigation: General Commercial, 2025-2026
  • The Legal 500 United States
    Recommended Attorney, 2023–2025
Award Methodologies