There is none. Carbonite is a private company which has not gone public offering stock, yet.
They are privately owned.
target's stock symbol is TGT.
Carbonite is represented by CO2-2. It is an ion, not an element, nor should it be mistaken for the covalently bonded compound CO2, carbon dioxide.
CAB is the symbol
a unique symbol given to a business of security purposes for stock market
Spotify is not on the stock market. With it not being on the stock market it is a privately held company.
Gold
the symbol is plain F.
The ticker symbol for Nasdaq Stock Market is NDAQ and, not surprisingly, it trades on the Nasdaq.
dis
D
AAPL