Costco Wholesale Corp

Green candles close above their open, and red candles close below their open. The wick above and below each candle shows the period's high and low.

The volume bars below the price chart show how many shares traded during each period, helping you gauge the level of trading activity behind a price move.

The moving average line smooths out short-term price fluctuations to reveal the underlying trend direction over time.

Use the time-range buttons above the chart to switch between different periods, from 1 month up to the full price history.

Toggle the RSI, MACD, MA, and Bollinger indicators above the chart to overlay technical signals on top of the price action.