This Note provides an overview of offerings that can be done after an initial public offering and the form of registration used. This Note describes the legal framework and compares the types of registration statements most commonly used by public companies for their post-IPO registered offerings. In addition, this Note reviews the principal stages of and costs associated with registered offerings by public companies, and summarizes a typical timetable for these offerings. This Note also provides a comparison of the registration process for offerings by companies that are already public with those of initial public offerings.