Christina Zafeiridou



  • New York


Christina Zafeiridou is a financial economist who specializes in securities class actions, valuation, and alleged market manipulation matters. Dr. Zafeiridou has significant experience with loss causation, price impact, damages, and market efficiency issues, as well as asset and business valuation analyses. Her expertise spans a range of asset classes, including equity, government and corporate bonds, and fixed income and other derivatives. She also analyzes over-the-counter (OTC) and public markets.

Dr. Zafeiridou supports academic and industry experts in all phases of litigation and regulatory matters, including trial. Her research has been published in the American Journal of Political Science.


Dr. Zafeiridou has worked on high-profile securities class actions in a variety of industries, including automobiles, financial institutions, pharmaceuticals, and telecommunications. Her experience includes all stages of securities litigation, including motion to dismiss, summary judgment, class certification, merits, and mediation.

Market manipulation and market microstructure

Dr. Zafeiridou has worked on matters involving the alleged manipulation of benchmarks, including interest rate benchmarks, as well as bid-ask spreads and asset prices. She has worked with major financial institutions, trading firms, and hedge funds to analyze large transaction-level datasets.


Dr. Zafeiridou has provided analysis and supported experts in matters related to company valuations in bankruptcy disputes.

Press Release

Cornerstone Research Announces Promotions to Principal