A type of price chart used in technical analysis that shows the high, low, open, and closing prices of a security for a specific period. The thick part of the candle is called the body and this shows the open and close price. If a candle is red if the stock closed lower than the open. The top of the candle is the wick which shows the high price in the trading period. The bottom is referred to as the shadow and this shows the low price.