OHLC Chart Short for "Open, High, Low, Close chart." This is a securities chart that clearly shows the opening, high, low and closing prices for a security. Investopedia Says: This type of chart is often used by technical analysts to spot trends and view stock movements, particularly on a shorter term basis. Related Terms: Candlestick Chartist Close Heikin-Ashi Technique Line Chart Open Today's High Today's Low |