Opposition to announced M&A transactions has become a persistent feature of today’s public-company landscape. In volatile markets, investors are increasingly challenging not only deal price, but also timing, process and strategic rationale, creating new risks for boards seeking shareholder support. Drawing on nearly 300 activist campaigns opposing the sale of U.S.-listed companies since 2015, this Diligent Market Intelligence report examines how and why investors contest transactions, the tactics activists use to build leverage, and what drives campaign success. Discover key trends, data-driven insights and practical guidance to help boards, executives and advisors anticipate shareholder concerns, strengthen deal narratives and navigate contested transactions with confidence. Register now to access the full report.