It is often used to describe a slice of ownership of one or more companies. In contrast, in common parlance, "shares" has a more specific meaning: It often refers to the ownership of a particular company. ... Stocks, on the other hand, exclusively refer to corporate equities, securities traded on a stock exchangeI know that shares are normal traded on the market, but people talk about stocks which seems that is just the conversion of the divided parts of the companies capital which is shares, so is there a difference between them?