What is the difference between a stock and a share?

As far as I can understand a stock and a share may have the same meaning. How can they be distinguished from one another when used? How can I understand when a stock means a share or it means all shares equaled to capitalization of a company. How to understand a sentnce - What do you get when you own a stock? What stock is meant here? |||Ok, basically stocks are grouped together and called stocks because each "stock" is a portion you own of a certain company.





The shares are what make up each stock.





So say you own five stocks, and each stock you have twenty shares.


- Company one = 20 shares


- Company two = 20 shares


...etc.|||share is part of stock