Stock prices change everyday by market forces.
If more people want to buy a stock (demand) than sell it (supply), then the price moves up.
Conversely, if more people wanted to sell a stock than buy it, there would be greater supply than demand, and the price would fall.
Understanding supply and demand is easy.
How do you know when a stock will go up?
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Telltale Signs A Stock’s Price Is About To Go Up or Down – YouTube
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How are stock prices determined?
Stock prices are determined by matching buy and sell orders. Each buy order is an offer to buy certain number of shares for a certain price, called bid. Each sell order is an offer to sell certain number of shares at a certain price called ask.
What makes people want to buy stocks?
Why People Buy Stock. The lure of easy wealth attracts many people to buy and trade stock. The original purpose of stock was to provide a way for entrepreneurs to sell fractional shares of ownership in their companies for the purpose of raising capital to finance launch and development.