The NASDAQ-100 was initially calculated in January 31 of 1985 by NASDAQ and it is a modified capitalization-weighted index. This index has become of excellent reference to investors that need to know how the inventory marketplace is doing without economic expert services companies, this provided that the index excludes money companies.
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Nasdaq was launched once the Securities and Trade Commission (SEC) urged NASD to automate the market for securities not listed on an Trade. The end result was the primary electronic trading procedure. Nasdaq opened for small business in 1971.