Dow Jones 30 Industrial Stocks Heat Map description

Stock Market Map (Heat Map a.k.a Tree Map) is a visual representation of stock market data. The size of each block represents the allocation of the stock within the entire composition. The color of each block represents gain or loss of the stock. The overall performance of the Dow Jones 30 components can be easily grasped by a glimpse to the map.

The detail information include Open, High, Low, Close price, Gain, Volume, 3-month average volume as well as the relative strength and volume momentum of each stock. Intraday Market Data update every minute when stock market opens. Price related data are finalized at 4 pm Eastern time when market close. Volume related data are finalized at 8 pm Eastern time to include after-hour trading volumes.

The relative strength is a measurement of the ROI ranking of a stock compared to other stocks. The volume momentum measures trading volume of a stock compared to its own average volume from the recent 3-month period. Both the "Average Volume" and "Momentum" numbers are adjusted to the portion of the current intraday trading period automatically. They are also normalized to the high volume movements at market open and before market close.