No. 3: Average Stock Price Over 50 Days. In No. 3, the red moving average line — trending upward, then flattening out — represents the average stock price during the prior 50 days of trading.

Price. You can’t have a stock chart without the stock price. ... The most common trend lines added to the chart are the 200-day moving average (DMA) and the 50 DMA.

Find the average price the stock traded at over the first five-minute period of the day. To do this, add the high, low, and close, then divide by three . Multiply this by the volume for that period.

Investors have likely been plotting stock prices and analyzing charts since the early days of stock trading, but modern technical analysis didn't become an established practice until the late 19th ...