The Dow Jones Industrial Average, an American stock index composed of 30 large companies, has changed its components 59 times since its inception, on May 26, 1896. As this is a historical listing, the names here are the full legal name of the corporation on that date, with abbreviations and punctuation according to the corporation's own usage. An up arrow ( ↑ ) indicates the company is added. A down arrow ( ↓ ) indicates the company is removed. A dagger ( † ) indicates a change of corporate name.

November 8, 2024

February 26, 2024

The index change was prompted by DJIA constituent Walmart Inc.’s decision to split its stock 3:1 thereby reducing Walmart’s index weight due to the price weighted construction of the index. Walmart will remain in the DJIA.

August 31, 2020

April 6, 2020

United Technologies Corporation merged with Raytheon Company and new corporation entered index as Raytheon Technologies Corporation.

April 2, 2019

DowDuPont spun off DuPont and was replaced by Dow Inc.

June 26, 2018

September 1, 2017

DuPont merged with the Dow Chemical Company under the name DowDuPont.

March 19, 2015

September 23, 2013

September 24, 2012

June 8, 2009

September 22, 2008

February 19, 2008

November 21, 2005

SBC Communications Inc. was renamed AT&T Inc. after it acquired the original AT&T.

April 8, 2004

January 27, 2003

Only name changes occurred. AlliedSignal Incorporated merged with and changed its name to Honeywell International. Exxon Corporation changed its name to Exxon Mobil Corporation upon merging with Mobil, J.P. Morgan & Company changed its name to JPMorgan Chase & Co., Minnesota Mining & Manufacturing changed its name to 3M Company, and Philip Morris Companies Inc. changed its name to Altria Group, Incorporated.

November 1, 1999

Travelers and Citicorp merge under the name Citigroup.

March 17, 1997

Bethlehem Steel, Texaco, Westinghouse, and Venator (then known as Woolworth; name changed to Foot Locker in 2001) were replaced by Hewlett-Packard, Johnson & Johnson, Travelers Group, and Wal-Mart Stores.

May 6, 1991

American Telephone and Telegraph Company changed its name to AT&T Corporation.

March 12, 1987

International Harvester changed its name to Navistar International Corporation and U.S. Steel changed its name to USX Corporation.

October 30, 1985

After merging with Signal Corp., Allied Chemical changed its name to Allied-Signal Incorporated and Standard Oil of California changed its name to Chevron Corporation.

August 30, 1982

June 29, 1979

August 9, 1976

International Nickel changed its name to Inco, Swift & Company changed its name to Esmark, Standard Oil (NJ) changed its name to Exxon Corporation, United Aircraft changed its name to United Technologies Corporation.

June 1, 1959

Texas Company changed its name to Texaco Incorporated. Allied Chemical and Dye Corporation shortened its name to Allied Chemical Corporation.

July 3, 1956

March 4, 1939

November 20, 1935

August 13, 1934

August 15, 1933

May 26, 1932

July 18, 1930

January 29, 1930

September 14, 1929

Wright Aeronautical merged with the Curtiss Aeroplane and Motor Company to become Curtiss-Wright. Postum Inc. changed its name to General Foods.

January 8, 1929

October 1, 1928

The index was expanded to thirty companies. American Car and Foundry, American Locomotive, AT&T, United Drug, U.S. Rubber, and Western Union were replaced. Atlantic Refining, Bethlehem Steel, Chrysler, General Railway Signal, Goodrich, International Nickel, Nash Motors, North American, Postum Incorporated, Radio Corporation of America, Standard Oil (NJ), Texas Gulf Sulphur, Union Carbide, Victor Talking Machine, Westinghouse Electric, and Wright Aeronautical were added. Paramount Famous Lasky Corporation changed its name to Paramount Publix.

March 16, 1927

December 31, 1925

December 7, 1925

August 31, 1925

May 12, 1924

February 6, 1924

January 22, 1924

March 1, 1920

October 4, 1916

The index was expanded to twenty companies. General Motors, National Lead, Peoples Gas and U.S. Steel (Preferred) were removed. American Beet Sugar, American Can, American Locomotive, AT&T, Baldwin Locomotive, Goodrich, Republic Iron, Studebaker, Texas Company, Utah Copper, Western Union, Westinghouse Electric were added.

July 29, 1915

Amalgamated Copper reorganized under the name Anaconda Copper.

March 16, 1915

May 12, 1912

November 7, 1907

April 1, 1905

July 1, 1901

April 1, 1901

April 21, 1899

September 1, 1898

March 24, 1898

Peoples Gas absorbs Chicago Gas.

December 23, 1896

November 10, 1896

August 26, 1896

Distilling & Cattle Feeding changed its name to American Spirits Manufacturing.

May 26, 1896

The First Dow Jones Industrial Average Only American Sugar carried over from the precursors.

Precursors to the DJIA

Prior to the May 26, 1896, inception of the Dow Jones Industrial Average, Charles Dow's stock average consisted of the Dow Jones Transportation Average. The average was created on July 3, 1884 by Charles Dow, co-founder of Dow Jones & Company, as part of the Customer's Afternoon Letter. From its inception (until May 26, 1896), the Dow Jones Transportation Average consisted of eleven transportation-related companies: nine railroads and two non-rail companies (Western Union and Pacific Mail).

April 9, 1894

January 2, 1886

February 16, 1885

July 3, 1884

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