Ticker League

Current

$161B

As of Jul 31, 2026

5-Year Average

$152B

All-Time High

$220B

Nov 18, 2019

All-Time Low

$48.7B

Mar 10, 2003

Market cap daily chart for AT&T (T)

Aug 2, 2021 – Jul 31, 2026 · 1,255 trading days

Market Cap growth chart for AT&T (T) from 2017 to 2026

Latest: -9.4%

Market Cap history table for AT&T (T) from 1985 to 2026

  • 2026$161B-9.4%
  • 2025$178B+8.7%
  • 2024$164B+34.7%
  • 2023$122B-12.8%
  • 2022$140B+0.2%
  • 2021$139B-10.7%
  • 2020$156B-28.1%
  • 2019$217B+47.9%
  • 2018$147B-19.2%
  • 2017$181B-8.7%
  • 2016$199B+35.5%
  • 2015$147B+10.8%
  • 2014$132B-7.4%
  • 2013$143B-3.5%
  • 2012$148B+9.1%
  • 2011$136B+3.1%
  • 2010$132B+5.1%
  • 2009$125B-2.2%
  • 2008$128B-33.8%
  • 2007$194B+83.9%
  • 2006$105B+68.6%
  • 2005$62.4B-3.4%
  • 2004$64.6B-1.4%
  • 2003$65.5B-4.4%
  • 2002$68.5B-31.8%
  • 2001$100B-18.9%
  • 2000$124B-2.8%
  • 1999$127B-8.9%
  • 1998$140B+174.4%
  • 1997$50.9B+32.1%
  • 1996$38.5B-3.6%
  • 1995$40B+118.1%
  • 1994$18.3B-2.5%
  • 1993$18.8B+12.1%
  • 1992$16.8B+15.3%
  • 1991$14.5B+14.9%
  • 1990$12.7B-12.6%
  • 1989$14.5B+65.0%
  • 1988$8.77B+12.3%
  • 1987$7.81B-7.0%
  • 1986$8.4B+31.6%
  • 1985$6.38B

Market Cap values are taken from AT&T's reported income statements (share counts) and end-of-day prices (quarterly 10-Q and annual 10-K filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the filing date. YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.

About Market Cap at AT&T (T)

According to AT&T's latest reported financial statements, the company's latest reported market cap is $144B. Market capitalization is the total dollar value of all outstanding shares — shares outstanding × stock price — and the standard measure of a company's equity value. On this page, historical market cap snaps filing-period share counts to closing prices on or before each statement date (not intraday tick data).

Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .

2026's annual market cap for AT&T (T) came in at $161B – declined 9.4% year-over-year.

AT&T market cap has grown on net over the period, with a +3.0% compound annual growth rate over 2021–2026 (5 years).

Between 2019 and 2026, AT&T market cap declined 25.5%, falling from $217B to $161B.

The record annual market cap stands at $217B, reached in 2019; the historical low of $6.38B was recorded in 1985.

AT&T Market Cap by Year

AT&T Market Cap 2026: $161B

AT&T market cap in 2026 was $161B, declined 9.4% below 2025.

AT&T Market Cap 2025: $178B

2025's market cap for AT&T came in at $178B, grew 8.7% from 2024.

AT&T Market Cap 2024: $164B

AT&T posted market cap of $164B in 2024, surged 34.7% from 2023.

AT&T Market Cap 2023: $122B

In 2023, AT&T reported market cap of $122B, declined 12.8% below 2022.

AT&T Market Cap 2022: $140B

AT&T market cap in 2022 was $140B.

See more financial history for AT&T (T).

Sector peers by Market Cap

Communication Services peers of AT&T (T), ranked by their latest market cap

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