Industry WIKI

A CUSIP () is a nine-character numeric or alphanumeric code that uniquely identifies a North American financial security for the purposes of facilitating clearing and settlement of trades. All CUSIP identifiers are fungible, which means that a unique CUSIP identifier for each individual security stays the same, regardless of the exchange where the shares were purchased or venue on which

In the United States, a mortgage note (also known as a real estate lien note or borrower's note) is a promissory note secured by a specified mortgage loan.