NASDAQ Composite: Difference between revisions

Created page with "The '''NASDAQ Composite''' is a stock market index that measures the performance of more than 3,000 common stocks and similar securities listed on the Nasdaq Stock Market. Introduced on 5 February 1971, the index is maintained by '''Nasdaq, Inc.''' and is one of the most widely followed indicators of the United States equity market. Unlike the Dow Jones Industrial Average, which tracks a limited number of large companies, or the S&P 500, which represents larg..."
 
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The '''NASDAQ Composite''' is a stock market index that measures the performance of more than 3,000 common stocks and similar securities listed on the [[Nasdaq Stock Market]]. Introduced on 5 February 1971, the index is maintained by '''Nasdaq, Inc.''' and is one of the most widely followed indicators of the United States equity market. Unlike the [[Dow Jones Industrial Average]], which tracks a limited number of large companies, or the [[S&P 500]], which represents large-cap U.S. corporations, the NASDAQ Composite includes companies across a broad range of market capitalizations and industry sectors, making it one of the most comprehensive benchmarks of the Nasdaq exchange.
'''[[NASDAQ Composite]]''' is a broad [[stock market index]] that measures the performance of nearly all common stocks listed on the [[Nasdaq Stock Market|Nasdaq stock exchange]]. Introduced on 5 February 1971, the index is one of the most widely followed indicators of the [[United States]] equity market and serves as a benchmark for companies listed on Nasdaq. Unlike price-weighted indices such as the [[Dow Jones Industrial Average]], the NASDAQ Composite is a [[market capitalization-weighted index]], with constituent companies weighted according to their market capitalization. Although the index includes companies from various industries, it is particularly associated with the technology sector because of the large number of technology and growth-oriented companies listed on Nasdaq.


The index is weighted by '''modified market capitalization''', with larger companies exerting a greater influence on its value. Although it includes firms from diverse industries such as healthcare, financial services, consumer discretionary, industrials, biotechnology, and telecommunications, the NASDAQ Composite has a particularly strong concentration of technology companies. Major constituents have included corporations such as [[Apple Inc.]], [[Microsoft]], [[Nvidia]], [[Amazon (company)|Amazon]], [[Alphabet Inc.]], [[Meta Platforms]], and [[Tesla, Inc.|Tesla]]. Because of this composition, the index is widely regarded as a leading indicator of the performance of the technology sector and growth-oriented equities.
== History ==
The NASDAQ Composite was launched on 5 February 1971 alongside the establishment of the Nasdaq stock market, becoming the first computerized stock market index. Initially comprising fewer than 3,000 securities, the index was created to measure the overall performance of companies traded electronically on the newly established exchange.


The NASDAQ Composite serves as a benchmark for investors, analysts, and policymakers in assessing the performance of companies listed on the Nasdaq exchange. It underlies a variety of financial products, including exchange-traded funds (ETFs), mutual funds, futures, and options, and is extensively used for portfolio benchmarking and market analysis. Together with the [[S&P 500]] and the [[Dow Jones Industrial Average]], the NASDAQ Composite is regarded as one of the three principal stock market indices representing the United States equity market.
During the 1980s and 1990s, the rapid growth of the personal computer, semiconductor, software, and Internet industries significantly increased the prominence of the index. Technology companies such as [[Microsoft]], [[Intel]], [[Cisco Systems]], and later [[Apple Inc.]], [[Alphabet Inc.]], [[Amazon (company)|Amazon]], [[Meta Platforms]], [[NVIDIA]], and [[Tesla, Inc.]] became among its largest constituents.
 
The index experienced substantial volatility during the [[dot-com bubble]], reaching record highs before declining sharply following the market correction of 2000–2002. It subsequently recovered and reached new record levels during the expansion of the technology sector in the 2010s and 2020s.
 
== Methodology ==
The NASDAQ Composite is a modified [[market capitalization-weighted index]]. Each constituent's influence on the index is determined primarily by its market capitalization, calculated by multiplying its share price by the number of publicly available shares.
 
The index includes nearly all domestic and international common stocks listed on the Nasdaq Stock Market that satisfy eligibility requirements established by Nasdaq Indexes.
 
Eligible securities generally include:
 
* common stocks
* ordinary shares
* American depositary receipts
* tracking stocks
* real estate investment trusts
 
Certain securities, including preferred shares, exchange-traded funds, closed-end funds, convertible securities, rights, warrants, and derivatives, are generally excluded from the index.
 
== Composition ==
The NASDAQ Composite represents thousands of companies across numerous sectors of the economy.
 
Major sectors represented include:
 
* information technology
* communication services
* consumer discretionary
* healthcare
* financial services
* industrials
* consumer staples
* energy
* utilities
* real estate
* materials
 
Although diversified, the index has a comparatively high weighting in technology-related companies due to the concentration of technology firms listed on Nasdaq.
 
== Calculation ==
The NASDAQ Composite is calculated using a market capitalization-weighted methodology.
 
The index value is determined by aggregating the adjusted market capitalization of all constituent securities and dividing the result by an index divisor maintained by Nasdaq Indexes. The divisor is periodically adjusted to account for stock splits, corporate actions, mergers, acquisitions, spin-offs, and changes in index composition, ensuring continuity of the index.
 
== Relationship with other Nasdaq indices ==
The NASDAQ Composite is distinct from several other Nasdaq equity indices.
 
These include:
 
* [[NASDAQ-100]]
* [[NASDAQ Biotechnology Index]]
* [[NASDAQ Financial-100 Index]]
* [[NASDAQ Industrial Index]]
 
Unlike the NASDAQ-100, which includes only the 100 largest eligible non-financial companies listed on Nasdaq, the NASDAQ Composite encompasses nearly all eligible listed companies regardless of size or sector.
 
== Use as a benchmark ==
The NASDAQ Composite is widely used by investors, fund managers, economists, and financial analysts as a benchmark for the performance of the Nasdaq stock market and the broader technology sector.
 
The index is commonly used for:
 
* measuring equity market performance
* evaluating investment portfolios
* economic analysis
* financial research
* performance benchmarking
* derivative products
* exchange-traded funds
* index funds
 
Its movements are closely monitored as an indicator of investor sentiment toward growth-oriented and technology companies.
 
== Major market events ==
The NASDAQ Composite has experienced significant fluctuations during several major financial events.
 
Notable periods include:
 
* the [[dot-com bubble]]
* the [[dot-com crash]]
* the [[2007–2008 financial crisis]]
* the [[COVID-19 recession]]
* the global inflation and monetary tightening cycle beginning in 2022
 
These events have influenced the valuation of technology and growth companies, contributing to periods of both rapid appreciation and substantial market declines.
 
== Significance ==
The NASDAQ Composite is regarded as one of the principal indicators of the United States equity market alongside the [[S&P 500]] and the [[Dow Jones Industrial Average]]. Because many of the world's largest technology companies are listed on Nasdaq, the index is often viewed as a measure of the performance of the technology sector, innovation-driven industries, and growth-oriented companies. Its composition has evolved alongside changes in the global economy, reflecting the increasing importance of information technology, digital services, biotechnology, artificial intelligence, and advanced manufacturing.
 
== See also ==
 
* [[Nasdaq]]
* [[NASDAQ-100]]
* [[S&P 500]]
* [[Dow Jones Industrial Average]]
* [[Stock market index]]
* [[Market capitalization]]
* [[United States stock market]]
* [[New York Stock Exchange]]
* [[American depositary receipt]]
* [[Exchange-traded fund]]
* [[Index fund]]
* [[Dot-com bubble]]
* [[2007–2008 financial crisis]]
* [[Artificial intelligence]]
* [[Technology sector]]