Stock prices change due to supply and demand dynamics during transactions. Investor sentiment on a company ... go up and down because of the law of supply and demand. Billions of shares of stock ...

What makes a stock go up? Supply and demand. More buyers means a rise in stock prices. When there are more sellers, stock prices fall. Read on to learn more.

To get the valuation of the business, he will estimate the earnings the business will make in the ... buys back shares, the price of each of your shares will need to go up to maintain the same ...