Shares of Northrop Grumman Corporation NOC are trading slightly lower on Wednesday. This comes after yesterday's breakout.Breakouts tend to be bullish for a stock. An uptrend usually follows. This is why it is the Stock of the Day.Markets move due to supply and demand.If a stock is trending higher, it's because there are more shares to be bought than there are for sale. Those who wish to buy are forced to outbid each other. This is the only way they can draw sellers into the market.It forces the stock into ...