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A secular bull market is a period in which the stock market index is continually reaching all-time highs with only brief periods of correction, as during the 1990s, and can last upwards of 15 years. A cyclical bull market is a period in which the stock market index is reaching 52-week or multi-year highs and may briefly peak at all-time highs ...
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 value of the index can also be calculated as the sum of the stock prices of the companies included in the index, divided by a factor, which is approximately 0.163 as of November 2024. The factor is changed whenever a constituent company undergoes a stock split so that the value of the index is unaffected by the stock split.
(The intraday high may not be the same as the opening price; for instance, in the 2010 flash crash, the market reached an intraday high, higher than the opening price.) [48] This is distinguished from an intraday point drop or gain, which is the difference between the opening price and the intraday low or high.
A sell-off in semiconductors pulled stock indexes away from record highs. The rout was led by Dutch chip firm ASML, which shed 17% on Tuesday. The decline overshadowed better-than-expected bank ...
While the S&P 500 was first introduced in 1923, it wasn't until 1957 when the stock market index was formally recognized, thus some of the following records may not be known by sources. [ 1 ] Largest daily percentage gains [ 2 ]
Currently, the gap between the forward P/E ratios of the large-cap S&P 500 index and the small-cap S&P 600 index is about as wide as it's been since the start of the century. As of this writing ...
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 ...