: Like a "Social Security number" for securities, it ensures every registered stock, bond, and mutual fund can be specifically identified across different trading platforms.

: It was established in 1964 to solve the "paper crunch" on Wall Street by standardizing how securities are recorded and tracked in computerized systems.

: The system identifies over 9 million unique financial instruments , including corporate equities, municipal bonds, and government debt. Structure of a 9-Digit CUSIP