
The Dow 30 Index, also known as the Dow Jones Industrial Average, is a stock market index that's been around since 1896. It's a widely followed indicator of the overall health of the US stock market.
The Dow 30 is a price-weighted index, meaning that the prices of its constituent stocks have a direct impact on the index's value. The higher the price of a stock, the greater its influence on the index.
There are 30 companies that make up the Dow 30, including some of the most well-known names in the world, such as Apple, Microsoft, and Coca-Cola.
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What Is the Dow 30?
The Dow 30 is a select group of 30 publicly traded companies that make up the Dow Jones Industrial Average. These companies are considered blue-chip, meaning they are financially stable and reliable.
The Dow 30 is a price-weighted stock market index, which means its value is determined by the prices of the companies' shares. This is in contrast to other types of indexes that consider other factors.
The Dow 30 was established by Charles Dow, Edward Davis Jones, and Charles Bergstresser, who initially chose 12 companies to be part of the index, known as the "Original 12".
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History of the Dow 30
The Dow 30 has a rich history that spans over a century. The index was first calculated by Charles Dow on May 26, 1896, and it was purely composed of industrial stocks.
The original 12 industrials that made up the index have all been replaced over time. Some notable companies that were part of the original index include American Tobacco Company, which was broken up in a 1911 antitrust action, and United States Leather Company, which was dissolved in 1952.
Here are some of the original components of the Dow Jones Industrial Average:
- American Cotton Oil Company, a predecessor company to Hellmann's and Best Foods, now part of Unilever.
- American Sugar Refining Company, became Domino Sugar in 1900, now Domino Foods, Inc.
- Chicago Gas Company, bought by Peoples Gas Light in 1897, was an operating subsidiary of the now-defunct Integrys Energy Group until 2014.
- Distilling & Cattle Feeding Company, now Millennium Chemicals, formerly a division of LyondellBasell.
- General Electric, still in operation, removed from the Dow Jones Industrial Average in 2018.
- Laclede Gas Company, still in operation as Spire Inc, removed from the Dow Jones Industrial Average in 1899.
- National Lead Company, now NL Industries, removed from the Dow Jones Industrial Average in 1916.
- North American Company, an electric utilityholding company, broken up by the U.S. Securities and Exchange Commission (SEC) in 1946.
- Tennessee Coal, Iron and Railroad Company in Birmingham, Alabama, bought by U.S. Steel in 1907; U.S. Steel was removed from the Dow Jones Industrial Average in 1991.
- United States Leather Company, dissolved in 1952.
- United States Rubber Company, changed its name to Uniroyal in 1961, merged with private Goodrich Corporation in 1986, tire business bought by Michelin in 1990.
The Dow 30 has undergone significant changes over the years, but it continues to be an important indicator of the US stock market's performance.
1970s
The 1970s were a tumultuous time for the Dow 30, marked by economic uncertainty and a troubled relationship with Middle-Eastern countries. The 1970s energy crisis led to a disastrous economic climate with stagflation.
The average closed at 1,003.16 on November 14, 1972, above the 1,000 mark for the first time. However, this brief relief rally was short-lived, as the average lost 48% of its value between January 1973 and December 1974.
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The 1973-1974 stock market crash was a significant event, with the average closing at 577.60 on December 6, 1974. This drop in value was more than 45% over two years since the NYSE's high point of 1,003.16 on November 4, 1972.
The index remained virtually flat in the 1970s, rising only 4.8% from 800.36 to 838.74. This was a far cry from the 5.3% return compounded annually that the Dow averaged for the 20th century.
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2000s
The 2000s were a rollercoaster decade for the Dow 30. On September 17, 2001, the first day of trading after the September 11 attacks, the Dow fell 7.1%.
The Dow began an upward trend shortly after the attacks and regained all lost ground to close above 10,000 for the year. In 2002, the Dow dropped to a four-year low of 7,286 on September 24, 2002.
The NASDAQ index fell roughly 75% and the S&P 500 index fell roughly 50% between 2000 and 2002, but the Dow only fell 27% during the same period. In 2003, the Dow held steady within the 7,000 to 9,000-point level.
The Dow continued climbing and reached a record high of 14,198.10 on October 11, 2007. It then dropped over the next year due to the 2007-2008 financial crisis.
On September 15, 2008, the Dow lost more than 500 points for the day, returning to its mid-July lows below 11,000. The index closed at a new 12-year low of 6,547.05 on March 9, 2009.
The Dow had lost 20% of its value in only six weeks. Towards the latter half of 2009, the average rallied towards the 10,000 level amid optimism that the Great Recession was easing.
Initial Components
The Dow Jones Industrial Average has a rich history, and it all started with its initial components. On May 26, 1896, Charles Dow calculated his first average purely of industrial stocks, creating the Dow Jones Industrial Average.
The original 12 industrials were a diverse group of companies. American Cotton Oil Company, a predecessor to Hellmann's and Best Foods, was one of them.
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This company is now part of Unilever, a multinational consumer goods company. American Sugar Refining Company, another original component, became Domino Sugar in 1900 and is now Domino Foods, Inc.
Some of the original companies have undergone significant changes over the years. American Tobacco Company, for instance, was broken up in a 1911 antitrust action.
Chicago Gas Company, one of the original 12, was bought by Peoples Gas Light in 1897 and was an operating subsidiary of the now-defunct Integrys Energy Group until 2014. Distilling & Cattle Feeding Company, now Millennium Chemicals, formerly a division of LyondellBasell, was also part of the original group.
A few companies from the original list still exist today. General Electric, for example, is still in operation, but was removed from the Dow Jones Industrial Average in 2018. Laclede Gas Company, now known as Spire Inc, was also an original component, but was removed from the index in 1899.
Here's a list of the original 12 industrials:
- American Cotton Oil Company
- American Sugar Refining Company
- American Tobacco Company
- Chicago Gas Company
- Distilling & Cattle Feeding Company
- General Electric
- Laclede Gas Company
- National Lead Company
- North American Company
- Tennessee Coal, Iron and Railroad Company
- United States Leather Company
- United States Rubber Company
These companies formed the foundation of the Dow Jones Industrial Average, and their stories are a testament to the ever-changing nature of business and the economy.
Components and Calculation
The Dow 30 is a price-weighted index, which means that the value of the index is based on the average stock prices of the 30 companies it tracks. This differs from the S&P 500, which is capitalization weighted.
The DJIA is composed of just 30 companies, which can make it seem like the performance of the index is concentrated on a select few companies. This is a common criticism of the Dow Jones.
The market capitalization of a company is calculated by multiplying its latest closing share price by its total number of shares outstanding.
Price-Weighted Index
The Dow Jones Industrial Average is a price-weighted index, which means that the calculation of the index is based on the prices of the individual stocks that make up the index. This is in contrast to a market-capitalization-weighted index, where the calculation is based on the market value of each stock.
The price-weighted index is calculated by adding up the prices of the 30 stocks in the index and dividing by a divisor. This divisor is adjusted periodically to ensure that the index remains a reliable indicator of the overall market.
The Dow Jones Index (DJIA) has been around for over a century, and its calculation method has remained relatively unchanged. The original 12 industrials that made up the index in 1896 have all been replaced over time, but the price-weighted calculation has remained a key part of the index's methodology.
One of the companies that has been part of the Dow Jones Industrial Average for many years is General Electric, which was removed from the index in 2018. The company's removal was likely due to changes in the market and the economy, and the index's committee made the decision to replace it with a different company.
The companies that make up the Dow Jones Industrial Average are reviewed periodically, and changes are made to the index as needed. In November 2023, Nvidia Corp. replaced Intel Corp. in the index, and Sherwin-Williams Company replaced Dow Inc.
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ETF On Industrial
ETFs on the Dow Jones Industrial Average are a popular choice for investors. The SPDR DOW JONES INDUSTRIAL AVERAGE ETF TRUST - USD has an AuM of 36,125 M€.

The table below shows the performance of some of the ETFs on the Dow Jones Industrial Average.
The ISHARES DOW JONES INDUSTRIAL AVERAGE UCITS ETF - USD has a relatively small AuM of 1,366 M€ compared to the SPDR DOW JONES INDUSTRIAL AVERAGE ETF TRUST - USD.
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Performance and Returns
The Dow Jones Index has a long history of development, with annual returns going back to 1896. This table provides a glimpse into its growth over time.
The Dow Jones Index has shown impressive performance in recent months, with returns ranging from +2.82% to +10.16% depending on the time frame. Here's a breakdown of its performance:
The Dow Jones Index has a strong correlation with other US equities market proxies, such as the S&P 500 Index.
Investment Methods
You can invest in the DJIA through index funds, which provide a straightforward way to track the performance of the index. Index funds are a popular choice for investors who want to diversify their portfolios.
One option is to invest in derivatives such as option contracts and futures contracts. These can be used to speculate on the future price of the DJIA.
The CME Group issues futures contracts, including the E-mini Dow ($5) Futures (YM), which track the average and trade on their exchange floors. Trading is typically carried out in an open outcry auction or over an electronic network like CME's Globex platform.
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2020s
The 2020s were a wild ride for the Dow Jones, with a bull run that peaked at 29,551.42 on February 12, 2020, before coronavirus fears and an oil price war sent the index into a tailspin.
The Dow's decline in the first quarter of 2020 was its worst since 1987, with a 23% drop in value. This level of volatility is typically seen in bear markets, as we witnessed in October 2008 during the 2007-2008 financial crisis.
The market recovered in the third quarter, with the Dow returning to 28,837.52 on October 12, 2020. This was a significant milestone, but the Dow wasn't done yet.
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On November 9, 2020, the Dow peaked momentarily at a new all-time high of 29,675.25, following the announcement of the success of the Pfizer-BioNTech COVID-19 vaccine in Phase III clinical trials. This was a major boost to investor confidence.
The Dow closed over 30,000 on December 31, 2020, at a record 30,606.48, marking a new all-time high. This was a testament to the resilience of the market in the face of adversity.
On January 22, 2021, the Dow Jones crossed 38,000 points for the first time, a remarkable achievement. A month later, it surpassed 39,000, and in May, it reached an impressive 40,000 points.
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Annual Returns
The Dow Jones Index has been around since 1896, and its annual returns can give us a glimpse into the stock market's performance over time.
The table below shows the annual development of the Dow Jones Index, but I won't be referencing it here.
The Dow Jones Industrial Average returned an annualized 8.90% between January 1980 and November 2023, which is a significant return over a long period.
This return is nearly identical to that of the S&P 500 Index, which returned an annualized 8.91% over the same period.
Here's a breakdown of the Dow Jones Index's performance over different time periods:
Quotes and Performance
The Dow Jones Industrial Average (DJIA) is a widely followed stock market index that provides a snapshot of the overall performance of the US stock market. It's calculated daily and updated in real-time.
The DJIA has shown impressive performance over the past year, with a current year return of +5.10%. This is a significant increase, and it's worth noting that the index has been on a bull run for some time.
Here's a breakdown of the DJIA's performance over different time periods:
It's worth noting that the DJIA's performance is not solely dependent on the 30 companies that make up the index. The index is highly correlated with other proxies of the US equities market, particularly the S&P 500 Index.
Sector Price Change%
The sector price change is a crucial metric to understand the performance of various industries. The Technology sector saw a 12% price change, outpacing the overall market.
The Energy sector, on the other hand, experienced a 5% decrease in price, making it one of the worst performers. This decline was largely driven by a 15% drop in oil prices.
The Consumer Goods sector remained relatively stable, with a 2% price change. This was largely due to the steady demand for everyday products.
Comparison and Analysis
The Dow 30 is a diverse group of companies, with 16 out of 30 being classified as industrials.
The largest sector in the Dow 30 is industrials, making up 53.3% of the index. This is due in part to the presence of companies like Boeing and Caterpillar, which have a significant presence in the industry.
The Dow 30 companies have a combined market capitalization of over $6 trillion, with Apple being the largest component at over $2 trillion.
Correlation Among Components
The correlation among components of the Dow Jones Industrial Average is a fascinating topic. The study shows that the correlation is higher when the stocks are declining.
This means that when the market is experiencing a downturn, the individual stocks tend to move in sync with each other. The correlation is lowest when the average is flat or rises a modest amount.
In a flat market, the stocks tend to behave independently, making it harder to predict their movements.
S&P 500 vs
The S&P 500 is a market-cap weighted index, which means it tracks the performance of 500 large-cap companies. This is in contrast to the Dow 30, which is price-weighted and tracks only 30 stocks.
The S&P 500 is a more comprehensive index, covering a wider range of industries and companies. It's also more representative of the overall market, with a more diverse distribution of industries.
The Dow 30, on the other hand, has a limited scope and is prone to placing more weight on the highest-priced stocks. This can lead to a biased representation of the market.
Here's a comparison of the two indexes:
The S&P 500 is also more concentrated around technology stocks, with companies like Amazon, Alphabet, and Meta being major components of the index. This is in contrast to the Dow 30, which has far less exposure to the tech sector.
Index Methodology
The Dow 30 is a price-weighted index, which means its value is based on the average stock prices of its 30 components. This differs from other leading indexes like the S&P 500, which is capitalization weighted.
The Dow Jones (DJIA) is a price-weighted index, contrary to the S&P 500, which is capitalization weighted. The contribution of an individual security is in proportion to their market capitalization.
The stocks with higher share prices can have a disproportionate impact on the performance of the index relative to those with lower share prices. This attribute has been a common source of criticism.
The Dow Jones Industrial Average index (DJIA) was originally composed of merely twelve companies in the industrials sector. It has since expanded to include 30 companies.
The market capitalization is calculated by multiplying the latest closing share price of a company by its total number of shares outstanding. This is a better approximation of relative size than share prices by themselves.
Here's a summary of the key differences between the Dow Jones and the S&P 500:
- Dow Jones: Price-weighted index
- S&P 500: Capitalization weighted index
The Dow Jones (DJIA) is a useful measure of the stock market and the U.S. economy. Its performance has broad implications across practically all asset classes, such as bonds, real estate, and commodities.
Disadvantages and Importance
The Dow 30 has its drawbacks. Many critics believe the number is too small, neglecting companies of different sizes.
The Dow's weighting by price rather than market capitalization is also a concern. This gives higher-priced stocks more influence over the average than their lower-priced counterparts.
Critics argue that the Dow is an inaccurate representation of overall market performance compared to more comprehensive indices like the S&P 500 Index.
Options Contracts
Options contracts offer traders a way to speculate on the future price of the Dow without actually owning the underlying asset. The Chicago Board Options Exchange (CBOE) issues option contracts on the Dow through the root symbol DJX.
Options contracts can be traded on various Dow-underlying ETFs. This allows traders to choose the specific type of option that suits their investment strategy.
The CBOE issues option contracts on the Dow through the root symbol DJX. This provides a standardized way for traders to buy and sell options on the Dow.
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Disadvantages of the

The US 30, also known as the Dow Jones Industrial Average, has its fair share of critics who argue that it doesn't accurately represent the state of the US economy. This is because it only includes 30 large-cap US companies, which many believe is a too small and limited representation of the economy.
The S&P 500, on the other hand, includes 500 companies and is considered a more diversified index. Critics like Ric Edelman argue that the DJIA is an inaccurate representation of overall market performance compared to more comprehensive indices.
The DJIA is also a price-weighted index, which means that higher-priced stocks have more influence over the average than their lower-priced counterparts. This can lead to some interesting and sometimes counterintuitive results, such as a $1 decrease in a high-priced stock having the same effect as a $1 increase in a low-priced stock.
For example, during the financial crisis of 2008, the stock price of AIG collapsed, contributing to a roughly 3,000-point drop in the index. This highlights the potential flaws in the DJIA's methodology.

Some of the highest-priced stocks in the DJIA, such as Goldman Sachs and UnitedHealth Group, have the greatest influence on the index, while lower-priced stocks like Cisco Systems and Coca-Cola have less sway in the price movement.
Here's a breakdown of the top 5 highest and lowest priced stocks in the DJIA as of June 2021:
These critics and experts recommend using more comprehensive indices like the S&P 500 or the Wilshire 5000, which include most publicly listed US stocks, as better indicators of the US stock market.
Frequently Asked Questions
Who is Sherwin Williams replacing on the Dow?
Sherwin-Williams replaces Dow Inc. in the DJIA, marking a change in the index's composition.
What are the top 10 holdings in the Dow Jones Industrial Average?
The top holdings in the Dow Jones Industrial Average are Goldman Sachs (10.11%), Microsoft (7.45%), and Caterpillar (6.12%), among others. These companies make up a significant portion of the Dow Jones Industrial Average's overall value.
Which ETF tracks Dow Jones 30?
The SPDR Dow Jones Industrial Average ETF tracks the Dow Jones 30, holding all its component stocks. It's a popular choice for investors seeking to mirror the iconic US stock market index.
What is the US30 index?
The US30 index tracks the performance of the 30 largest US-registered companies, similar to the Dow Jones index. It's a key indicator of the US stock market's overall health and stability.
What ticker tracks the Dow?
The ticker for the Dow Jones Industrial Average is DIA. This ETF closely tracks the performance of the Dow Jones Industrial Average.
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