AT&T Inc. (NYSE:T) — Market Cap & Net Worth

$163.02 Billion USD  · Rank #151

Market Cap & Net Worth: AT&T Inc. (T)

AT&T Inc. (NYSE:T) has a market capitalization of $163.02 Billion ($163.02 Billion) as of September 16, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #151 globally and #85 in its home market, demonstrating a 4.05% increase in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying AT&T Inc.'s stock price $26.72 by its total outstanding shares 6852385650 (6.85 Billion). Also see total assets of AT&T Inc. for a full breakdown of the balance sheet.

AT&T Inc. Market Cap History: 2015 to 2026

AT&T Inc.'s market capitalization history from 2015 to 2026. Data shows growth from $103.27 Billion to $183.10 Billion (5.61% CAGR). Also see AT&T Inc. (T) cash flow conversion for how efficiently the company converts equity into cash flow.

Index Memberships

AT&T Inc. is a constituent of 2 market indices:

Index Total Market Cap Weight (%) Rank by Market Cap
S&P 500 Index
GSPC
$62.85 Trillion 0.42% #69 of 503
S&P 100
OEX
$45.40 Trillion 0.60% #61 of 101

Weight: AT&T Inc.'s market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

AT&T Inc. Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how AT&T Inc.'s valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance. Check T share price today for real-time trading data and today's change.

Latest Price to Sales (P/S) Ratio

1.35x

AT&T Inc.'s market cap is 1.35 times its annual revenue

Industry average: 1.96x Lower than industry average

Latest Price to Earnings (P/E) Ratio

7.78x

AT&T Inc.'s market cap is 7.78 times its annual earnings

Industry average: 11.73x Lower than industry average

What These Ratios Tell Investors:

  • Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
  • Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
  • Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
  • Industry comparison provides context for whether the company is valued higher or lower than peers.
Year Market Cap (USD) Revenue (USD) Net Income (USD) P/S Ratio P/E Ratio
2016 $134.12 Billion $163.79 Billion $12.98 Billion 0.82x 10.34x
2017 $128.74 Billion $160.55 Billion $29.45 Billion 0.80x 4.37x
2018 $100.10 Billion $170.76 Billion $19.37 Billion 0.59x 5.17x
2019 $145.69 Billion $181.19 Billion $13.90 Billion 0.80x 10.48x
2020 $114.55 Billion $171.76 Billion -$5.18 Billion 0.67x N/A
2021 $105.28 Billion $134.04 Billion $20.08 Billion 0.79x 5.24x
2022 $111.34 Billion $120.74 Billion -$8.52 Billion 0.92x N/A
2023 $108.29 Billion $122.43 Billion $14.40 Billion 0.88x 7.52x
2024 $156.03 Billion $122.34 Billion $10.95 Billion 1.28x 14.25x
2025 $170.21 Billion $125.65 Billion $21.89 Billion 1.35x 7.78x

Competitor Companies of T by Market Capitalization

Companies near AT&T Inc. in the global market cap rankings as of September 16, 2026. Review AT&T Inc. tangible net worth ratio to assess the quality of the company's equity after excluding intangible assets.

Key companies related to AT&T Inc. by market ranking:

  • Verizon Communications Inc (NYSE:VZ): Ranked #99 globally with a market cap of $209.44 Billion USD.
  • Verizon Communications Inc (SA:VERZ34): Ranked #108 globally with a market cap of $195.66 Billion USD ( R$997.15 Billion BRL).
  • Deutsche Telekom AG (XETRA:DTE): Ranked #153 globally with a market cap of $160.46 Billion USD ( €137.25 Billion EUR).
  • T-Mobile US Inc (NASDAQ:TMUS): Ranked #111 globally with a market cap of $193.10 Billion USD.
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#99 Verizon Communications Inc NYSE:VZ $209.44 Billion $51.45
#108 Verizon Communications Inc SA:VERZ34 $195.66 Billion R$39.41
#153 Deutsche Telekom AG XETRA:DTE $160.46 Billion €28.90
#111 T-Mobile US Inc NASDAQ:TMUS $193.10 Billion $182.90

AT&T Inc. Historical Marketcap From 2015 to 2026

Between 2015 and today, AT&T Inc.'s market cap moved from $103.27 Billion to $ 183.10 Billion, with a yearly change of 5.61%.

Year Market Cap Change (%)
2026 $183.10 Billion +7.57%
2025 $170.21 Billion +9.09%
2024 $156.03 Billion +44.08%
2023 $108.29 Billion -2.74%
2022 $111.34 Billion +5.76%
2021 $105.28 Billion -8.09%
2020 $114.55 Billion -21.37%
2019 $145.69 Billion +45.54%
2018 $100.10 Billion -22.25%
2017 $128.74 Billion -4.01%
2016 $134.12 Billion +29.87%
2015 $103.27 Billion --

End of Day Market Cap According to Different Sources

On Sep 16th, 2026 the market cap of AT&T Inc. was reported to be:

Source Market Cap
Yahoo Finance $163.02 Billion USD
MoneyControl $163.02 Billion USD
MarketWatch $163.02 Billion USD
marketcap.company $163.02 Billion USD
Reuters $163.02 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About AT&T Inc.

NYSE:T USA Telecom Services
Market Cap
$183.10 Billion
Market Cap Rank
#151 Global
#85 in USA
Share Price
$26.72
Change (1 day)
+0.79%
52-Week Range
$20.48 - $29.54
All Time High
$29.62
About

AT&T Inc. provides telecommunications and technology services worldwide. It operates through two segments, Communications and Latin America. The Communications segment offers wireless voice and data communications services; and sells handsets, wireless data cards, wireless computing devices, carrying cases/protective covers, and wireless chargers through its own company-owned stores, agents, and … Read more