The ticker symbol for Occidental Petroleum Corporation is OXY and it is traded on the New York Stock Exchange.
The ticker symbol for OfficeMax Incorporated is OMX and it is traded on the New York Stock Exchange.
== == Old Navy does not have a ticker symbol by itself. It is owned by The Gap. The ticker symbol for The Gap Incorporated is GPS and it is traded on the New York Stock Exchange. The Gap also owns Banana Republic, Piper Lime.
A ticker symbol is used for trading public companies on a stock exchange. Not all companies have them. Companies that are traded publically need a symbol so that traders can easily identify and distinguish companies from one another. The ticker symbols assist in this regard.
MCD
It appears to be privately held, with symbol ABCSUPP
The ticker symbol for Anadarko Petroleum Corporation is APC and it is traded on the New York Stock Exchange.
The ticker symbol for QLogic Corporation is QLGC and it is traded on the Nasdaq.
The ticker symbol for Mannkind corporation is MNKD and it is traded on the NASDAQ.
The ticker symbol for SanDisk Corporation is SNDK and it is traded on the Nasdaq.
The ticker symbol for NVIDIA Corporation is NVDA and it is traded on the Nasdaq.
The ticker symbol for Tesoro Petroleum is TSO and it is traded on the New York Stock Exchange.
The ticker symbol for Linear Technology Corporation is LLTC and it is traded on the Nasdaq.
The ticker symbol for IAC/InterActive Corporation is IACI and it is traded on the Nasdaq.
The ticker symbol for JDS Uniphase Corporation is JDSU and it is traded on the Nasdaq.
The ticker symbol for KLA-Tencor Corporation is KLAC and it is traded on the Nasdaq.
The ticker symbol for Northern Trust Corporation is NTRS and it is traded on the Nasdaq.
The ticker symbol for Intuitive Surgical corporation is ISRG and it is traded on the NASDAQ.