The 2026 Top Consultants: Alexander "Sasha" Aganin

Alexander "Sasha" Aganin coheads Cornerstone Research's finance practices. He also serves on the firm's board of directors, executive committee, and conflict resolution committee. Dr. Aganin plays a leading role in the firm's securities and commodities work and has consulted on numerous notable matters, including as a testifying expert. In antitrust matters related to financial markets and institutions, he has supported clients to address market structure, competition, class certification, and damages issues. Dr. Aganin also has extensive experience with regulatory and litigation matters involving private equity, bankruptcy, asset management, M&A, and corporate governance.

Dr. Aganin has assessed economic losses, loss causation, and valuation for companies and investors in various industries and across all classes of financial instruments. His FinTech experience includes matters involving cryptocurrency exchanges and cryptotoken economics. Dr. Aganin supports clients in all phases of litigation and leads large teams working with multiple experts. He has also worked on internal investigations and appeared before the enforcement staffs of the SEC, FINRA, and state attorneys general on behalf of clients. Dr. Aganin has coauthored publications on securities class action filings, damages in bankruptcy matters, corporate ownership, valuation, and equity financing. He also speaks at legal and academic conferences on these topics.