This document discusses hybrid securities and contingent capital notes. It begins by defining hybrid securities and contingent capital notes, then discusses their key design features. It analyzes why corporations and financial institutions issue hybrid securities, how rating agencies evaluate them, and considerations for investors. Recent hybrid issuances are also examined. In conclusion, while hybrid securities provide benefits to issuers, investors need to carefully assess the risks, particularly regarding how they are treated in default scenarios and how interest payments are structured.