Why They Wear Jackets On The NYSE Floor. GMngmt O. Rank: Senior Orangutan This is when things start to get crazy again when requests come in for closing price and volume as it's said that "amateurs open the market and professionals close it" and it seems to have some truth. Isn't floor trading an antiquated model now? What is the trading floor? As the name suggests, a trading floor is a place where traders buy and sell fixed income securities, shares, commodities, foreign exchange, options, etc. It can be defined as that segment of the market where the trading activities by the dealers in the financial instruments like equities, debt, derivatives, bonds, futures take place, they take place in trading floors