AT&T Inc. (T)
NYSE: T · Real-Time Price · USD
25.55
+0.40 (1.59%)
At close: Sep 10, 2026, 4:00 PM EDT
25.54
-0.01 (-0.04%)
After-hours: Sep 10, 2026, 5:33 PM EDT
AT&T Market Cap
AT&T has a market cap or net worth of $175.08 billion as of September 10, 2026. Its market cap has decreased by -16.77% in one year.
Market Cap
175.08B
Enterprise Value
323.26B
1-Year Change
-16.77%
Ranking
Category
Stock Price
$25.55
ChartMarket Cap Chart
Since December 1, 1998, AT&T's market cap has increased from $94.26B to $175.08B, an increase of 85.74%. That is a compound annual growth rate of 2.25%.
| Date | Market Cap | % Change |
|---|---|---|
| Sep 10, 2026 | 175.08B | -0.58% |
| Dec 31, 2025 | 176.10B | 7.79% |
| Dec 31, 2024 | 163.38B | 36.18% |
| Dec 29, 2023 | 119.98B | -8.56% |
| Dec 30, 2022 | 131.21B | -25.31% |
| Dec 31, 2021 | 175.67B | -14.28% |
| Dec 31, 2020 | 204.94B | -28.21% |
| Dec 31, 2019 | 285.48B | 37.44% |
| Dec 31, 2018 | 207.71B | -12.98% |
| Dec 29, 2017 | 238.68B | -8.61% |
| Dec 30, 2016 | 261.18B | 23.38% |
| Dec 31, 2015 | 211.69B | 21.50% |
| Dec 31, 2014 | 174.23B | -5.93% |
| Dec 31, 2013 | 185.22B | -3.26% |
| Dec 31, 2012 | 191.47B | 6.85% |
| Dec 30, 2011 | 179.20B | 3.21% |
| Dec 31, 2010 | 173.64B | 4.98% |
| Dec 31, 2009 | 165.41B | -1.52% |
| Dec 31, 2008 | 167.95B | -33.37% |
| Dec 31, 2007 | 252.05B | 83.47% |
| Dec 29, 2006 | 137.38B | 70.96% |
| Dec 30, 2005 | 80.36B | -5.95% |
| Dec 31, 2004 | 85.44B | -1.01% |
| Dec 31, 2003 | 86.31B | -4.11% |
| Dec 31, 2002 | 90.01B | -31.64% |
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Market Capitalization
Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.
Formula: Market Cap = Stock Price * Shares Outstanding
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