Primary Security Markets

When issuers first sell their securities to investors, practitioners say that the trades take place in the primary markets. An issuer makes an initial public offering (IPO)—sometimes called a placing—of a security issue when it sells the security to the public for the first time. A seasoned security is a security that an issuer has already issued. If…

Orders and Execution Instructions

Buyers and sellers communicate with the brokers, exchanges, and dealers that arrange their trades by issuing orders. All orders specify what instrument to trade, how much to trade, and whether to buy or sell. Most orders also have other instructions attached to them. These additional instructions may include execution instructions, validity instructions, and clearing instructions. Execution…