https://www.investopedia.com/terms/s/sec-form-424b2.asp
What Is SEC Form 424B2?
SEC Form 424B2 is the prospectus form that a company must file if it is making a primary offering of securities on a delayed basis. It is an important part of the initial public offering (IPO) process.
SEC Form 424B2 must include information about the newly issued securities, including the price set for the securities and their method of distribution. The purpose of the form is to empower investors to make an informed decision on whether to invest in the securities being offered.