FSM is a stock index created by the Securities and Exchange Commission to provide investors with a broad overview of the market.
The index provides an overview of stocks in different sectors.
FSM stocks include FTSE 100 companies, FTSEs, Fannie Mae and Freddie Mac.
FSA stocks include the US government and private sector.
FSE is the Federal Reserve System.
FTSN is the largest US-listed stock index in the world.
FSS is the index of securities from a broad group of companies.
FSP is the FTSS stock index.