Official Name: AT&T Inc.

Headquarters: Dallas, TX, United States

Founded: October 5, 1983

Employees: 203,000

CEO: Mr. John T. Stankey

NYSE: T +1.33%

Market Cap

$123.19 Billion

USD as of Jan. 1, 2024

Market Cap History

Company Description

AT&T Inc. is a multinational conglomerate holding company. Tracing its origins to 1877, AT&T is engaged in telecommunications, it operates mobile and fixed telephone services in the United States through AT&T Communications. It is also the parent company of mass media conglomerate WarnerMedia, one of the world’s largest media and entertainment companies.

AT&T market capitalization over time

Evolution of AT&T Inc. market cap in the past 5 years

Market capitalizations are calculated from the opening stock price at the beginning of each month.

Market Cap History of AT&T Inc.

Detailed Description

AT&T Inc. provides telecommunications, media, and technology services worldwide. The company operates through Communications, WarnerMedia, and Latin America segments. The Communications segment offers wireless voice and data communications services; and sells handsets, wireless data cards, wireless computing devices, and carrying cases and hands-free devices through its own company-owned stores, agents, and third-party retail stores. It also provides data, voice, security, cloud solutions, outsourcing, and managed and professional services, as well as customer premises equipment for multinational corporations, small and mid-sized businesses, governmental, and wholesale customers. In addition, this segment offers broadband fiber and legacy telephony voice communication services to residential customers. This segment markets its communications services and products under the AT&T, Cricket, AT&T PREPAID, and AT&T Fiber brand names. The WarnerMedia segment produces, develops, and distributes feature films, television, gaming, and other content in various physical and digital formats through basic networks, direct-to-consumer or theatrical, TV content, and games licensing. The Latin America segment provides wireless services in Mexico; and video services in Latin America. This segment markets its services and products under the AT&T and Unefon brand names. The company was formerly known as SBC Communications Inc. and changed its name to AT&T Inc. in 2005. AT&T Inc. was incorporated in 1983 and is headquartered in Dallas, Texas.

Top 1-year algo backtest: +313.24%

$10,000 in May 2023 would now be $41,324 by following this algorithm daily at market close.

Boost your stocks returns with Disfold AI... Now!

Try Disfold AI for FREE

Product & Services

Satellite televisionFixed-line telephonesMobile telephonesInternet servicesBroadbandDigital televisionHome securityIPTVOTT servicesNetwork securityFilm productionTelevision productionCable televisionPay televisionPublishingPodcastsSports managementNews agencyVideo gamesTheme ParksStreamingMusicRadioWeb portalBroadcasting

Key People

Founder(s): Alexander Graham Bell Gardiner Greene Hubbard

William Kennard (Chairman) John Stankey (CEO)


Revenue: US$168.86 billion (2021)

Operating income: US$23.35 billion (2021)

Net income: US$20.08 billion (2021)

Total assets: US$551.62 billion (2021)

Total equity: US$183.86 billion (2021)



208 South Akard Street

Dallas, TX 75202

United States

Phone: 210-821-4105