The New York Stock Exchange is one the the highest trusted go to sites for up to date information on stock prices. If you don't like the NYSE then try the Dow Jones site they are also highly accurate.
You can find a lot of information on stock index futures from newspapers, financial magazines, on TV news, and online. You can easily go online and go to Google finance or CNBC and look at the stock index futures.
I have found a large variety of information regarding the S & P stock indes. One site that gives a good overview of this stock is the Wikipedia site but there are also many other such as the marketwatch siite.
Contact an experienced and licensed stock broker or investment specialist. These individuals are your best source of information for this specialized area.
You can find information regarding the Vanguard 500 Index Fund online at the Vanguard website. Once on the page, click on "Vanguard Funds" in the top navigation menu to bring up the information.
Information about the current prices of Goldman Sachs Group stock can be found on the market watch website. Here you will find the current trading price and also graphs of current trends in the stock.
by dividing current year price to base year price
YCharts gives you information on the stock quote and charts for rackspace hosting (RAX). This includes price charts that are seen through days/months and years.
Stock option prices is what the "true" price is on the stock for employees. You can find information about it on this website. http://www.investopedia.com/articles/analyst/03/120303.asp#axzz1bpdJJguG
To find the value of a stock certificate, you can check the current market price of the stock on a financial news website or by contacting a stockbroker. The value of a stock certificate is determined by the price of the stock in the stock market.
I don't have access to specific historical stock price data for AmBase Corporation from 1989 to 1991. To find this information, you can check financial databases, historical stock price archives, or financial news websites that provide historical market data.
Apple, Inc. keeps a detailed history of Apple stock price that one can find online. Other stock-tracking websites also may provide this history of stock price.
I'm unable to provide real-time stock prices or financial data. To find the current price of Butterball stock, if it is publicly traded, please check a financial news website, a stock market app, or a brokerage platform for the latest information.