Ilan Guedj, PhD

Ilan Guedj chairs the firm’s Finance Practice. He has testified on matters relating to valuations of financial instruments and investments, as well as on the risk level of those instruments. In his role as an economics and finance expert, Dr. Guedj conducts quantitative analyses such as sampling and extrapolation, causation and liability, and damages estimation. He focuses on litigation in the financial industry, including market manipulation, stock drops, valuation, and commercial disputes. Dr. Guedj has also served as a consulting expert on antitrust litigations involving financial products and institutions, such as the LIBOR litigation. Prior to Bates White, he was involved in damages and liability estimation in mass tort cases such as the BP oil spill.

Dr. Guedj was an Assistant Professor of Finance at the University of Texas in Austin and received his PhD in Financial Economics from the Massachusetts Institute of Technology.

PhD, Financial Economics, Massachusetts Institute of Technology

BSc, Industrial Engineering and Management, Operations Research, Technion – Israel Institute of Technology

EXPERT Q&A SERIES

Dr. Guedj discusses the new MEMX market exchange and maker-taker fees.

• On behalf of Mayagüez in Mayagüez, S.A. v. Citigroup, Inc. and Citibank, N.A., led the team that supported the testifying expert’s analysis and deposition.
• In City of Almaty, Kazakhstan and BTA Bank JSC v. Mukhtar Ablyazov, Viktor Khrapunov, Ilyas Khrapunov, and Triadou SPV S.A., submitted expert reports and provided deposition testimony on behalf of a defendant, opining on the reasonableness of the valuation of shares sold in a joint venture.

• Testified in Financial Industry Regulatory Authority arbitration panels regarding investment instruments and asset diversification.

• Retained on behalf of the class of over-the-counter claimants in In re LIBOR-Based Financial Instruments Antitrust Litigation.

• Acted as lead consulting expert assisting regulators and private clients in investigating various illegal trading activities. 

• Acted as lead consulting expert in Tarrus Richardson v. Tyson Pratcher and Raudline Etienne, supporting testifying expert with reports and analysis.

• Acted as consulting expert for a regulator in its investigation and eventual complaint and trial regarding trading in the foreign exchange markets, evaluating various potential illegal trading activities in the foreign exchange market. 

• Advised a large financial institution on foreign exchange market manipulation.

• Supported the testifying expert on behalf of the US Securities and Exchange Commission in United States Securities and Exchange Commission v. Mudd et al. 

• Acted as consulting expert and assisted in preparing complaint regarding alleged manipulation of various Treasury markets and trading venues. 

• Acted as consulting expert for a law firm analyzing potential damages with regard to interest rate swaps antitrust litigation.

• Consulted with large financial institution on Credit Default Swaps Antitrust Litigation, advising on strategy.

• Advised the Gulf Coast Claims Facility in developing appropriate models to compensate potential claimants for economic losses due to the oil spill. 

• Assisted in M&A discussions with a multi-national corporation with liabilities to facilitate the valuation of the firm in the context of a tender offer.

• Provided expert analysis in a class certification case alleging that a mutual fund failed to deliver the return guaranteed by its prospectus. 

• Performed economic analysis of holding, pricing, and performance of various financial instruments such as mutual funds, hedge funds, structured products, preferred stocks, asset-backed securities, mortgage-backed securities, and collateralized debt obligations.