While the percentage change in price from yesterday's close is important, wouldn't it be more interesting to see how much a stock price changes from the Market Open? Furthermore, you could track multiple indices to see which one has moment based on the percentage change in open, informing trading decisions.
This grid allows you to select 5 different ticker symbols, and display the change% from open, and from the close. Colors, rows, and grid placement may be customized as well.