You can keep it for hundreds of years (hoping the company stays in business) but you only HAVE TO KEEP it for a few seconds while you enter an order to sell it.
depends on the reason you purchased it. If you are going to make a profit normally you would want to hold onto it for 2 years to avoid paying taxes on the profit.
It depends on the kind of trade you are doing. In majority of the cases the trades are a T+2 which means if you buy the stock today 21 Dec 2010, stocks will be delivered to you two days later i.e.,...
Generally, accused persons must be arraigned as soon as possible. While there is no specific time set in the Federal Rules of Criminal Procedure, "Rule 5: Initial Appearance" states the following:...