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The Standard and Poor's 500, or simply the S&P 500, [5] is a stock market index tracking the stock performance of 500 of the largest companies listed on stock exchanges in the United States. It is one of the most commonly followed equity indices and includes approximately 80% of the total market capitalization of U.S. public companies, with an ...
The upper cluster has two roughly parallel curvy plots using S&P 500 Monthly $ MAXIMUM values for the upper line and $ MINIMUM values for the lower line 1/1950 to latest on chart. The upper cluster has 2 straight lines a Best Fit Upper, and Best Fit Lower, which in effect represent one line with thickness or separation, value see chart legend.
Robert Shiller's plot of the S&P 500 price–earnings ratio (P/E) versus long-term Treasury yields (1871–2012), from Irrational Exuberance. [1]The P/E ratio is the inverse of the E/P ratio, and from 1921 to 1928 and 1987 to 2000, supports the Fed model (i.e. P/E ratio moves inversely to the treasury yield), however, for all other periods, the relationship of the Fed model fails; [2] [3] even ...
In March 1957 the index was expanded to its current 500-stock structure and renamed the S&P 500 Stock Composite Index. Subsequently, closing beyond 50 for the first time in September 1958, the continued post-World War II boom in the United States would see the index nearly double to a closing price of 94.06 on February 9, 1966.
The cyclically adjusted price-to-earnings ratio, commonly known as CAPE, [1] Shiller P/E, or P/E 10 ratio, [2] is a stock valuation measure usually applied to the US S&P 500 equity market. It is defined as price divided by the average of ten years of earnings ( moving average ), adjusted for inflation. [ 3 ]
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English: S&P 500 Index Logarithmic Chart's Interesting Features. While S&P 500 data to linear plot scale is good for analysis of a span of 2 or 3 years, beyond that a logarithmic S&P 500 chart is best. This is because it gives the same Y or vertical displacement for a certain percentage move up or down regardless of date.
The S&P 100 is a subset of the S&P 500 and the S&P 1500, and holds stocks that tend to be the largest and most established companies in the S&P 500. [1] However, the S&P 100 actually includes 101 larger US company stocks due to holding two different share classes of Alphabet Inc. Constituents of the S&P 100 are selected for sector balance and ...