Some symptoms to keep an eye out for include: 1  Chest pains or shortness of breath. 2  Chills or fever. 3  Coughing. 4  Headaches and muscle aches. 5  Rashes.
The buying of a security such as a stock, commodity or currency, with the expectation that the asset will rise in value. 2. In the context of options, the buying of an options contract. Opposite of short (or short position).
When you buy a stock you're buying a piece of the company. When a company needs to raise money, it issues shares. This is done through an initial public offering (IPO), in which the price of shares is set based how much the company is estimated to be worth, and how many shares are being issued.