With a market capitalization (market cap) of $166.55B — a measure of how much the company is worth — AT&T Inc. ranks #91 among the 2,510 companies tracked, and 7th in Communication Services as of October 2, 2026. Shares trade at $24.31, up 0.02% on the day.
of 2,510 tracked
Market-cap change uses historical capitalization records. Share-price returns are a different series — they can diverge when the share count changes. Those returns are not a CAGR until you pick a start value, an ending value, and years. CAGR calculator. Market cap vs. stock price.
Year-end values and the chart both come from historical market-cap records, not from applying today's share count to past prices. Latest historical observation October 2, 2026. Ranking headline cap is the snapshot figure as of October 2, 2026.
| Year | As of | Market cap | Annual change | Year-end close |
|---|---|---|---|---|
| 2026 | Oct 2, 2026 | $168.59B | -2.98% | $24.30 |
| 2025 | Dec 31, 2025 | $173.76B | +5.80% | $24.84 |
| 2024 | Dec 31, 2024 | $164.24B | +36.13% | $22.77 |
| 2023 | Dec 29, 2023 | $120.65B | -8.43% | $16.78 |
| 2022 |
Ranking figure $166.55B as of October 2, 2026.
AT&T Inc.'s ranking market cap is the provider-reported capitalization on the same snapshot as the rest of this site, with a share price of $24.31 as of October 2, 2026. Charts and the year-end table use a separate historical market-cap series, last observed at $168.59B on October 2, 2026. See how the ranking works.
Live shares outstanding are not on the quote used for price, so this page does not invent a current share count. Shares outstanding vs. float.
The latest annual report (FY 2025) used a weighted-average 7,169,000,000 shares. That figure is an average for the year, not the live count in the market-cap formula.
Book equity: assets minus liabilities on the latest annual report.
FY 2025
FY 2025
FY 2025
FY 2025
FY 2025
FY 2025
FY 2025
FY 2025
FY 2025
FY 2025
FY 2025
FY 2025
FY 2025
FY 2025
FY 2025
FY 2025
FY 2025
FY 2025
Not in this snapshot
FY 2025 net worth
Largest U.S.-listed names in the same FMP sector — not a hand-picked competitor set.
| Rank | Company | Market cap | 1D |
|---|---|---|---|
| #3 | Alphabet Inc. GOOG | $4.13T | +1.62% |
| #8 | Meta Platforms, Inc. META | $1.85T | +0.30% |
| #46 |
Globally, AT&T Inc. delivers an array of telecommunication, media, and technology offerings. Within its Communications division, the company supplies wireless voice and data communication services. It also markets mobile devices, such as smartphones, wireless data access cards, and portable computing gadgets, alongside accessories like protective cases and hands-free equipment.
Summary from the company profile (Financial Modeling Prep). Principal financial figures above are for FY 2025.
Visit websiteAs of October 2, 2026, AT&T Inc. (T) is worth $166.55B — that is its market capitalization, the total value of its outstanding shares on MarketCapLens.
A company’s net worth is its shareholders’ equity: assets minus liabilities on the balance sheet. That is book equity, not market cap. For FY 2025, AT&T Inc.’s book equity is about $128.49B. Market cap is the market value of the outstanding shares. As of October 2, 2026, its market cap is $166.55B. Book equity is an accounting remainder; market cap is a trading value. Neither is a person’s net worth.
AT&T Inc. ranks #91 among the 2,510 companies tracked on MarketCapLens. In Communication Services it ranks #7 of 99.
Fundamentals are annual. Figures labeled with their fiscal year. Live ratios use the current price against those annual earnings.
| Dec 30, 2022 |
| $131.76B |
| -1.23% |
| $18.41 |
| 2021 | Dec 31, 2021 | $133.41B | — | $18.57 |
|---|
Last observation of each calendar year from historical market-cap records. The current year is through the latest date, not a completed year-end. Share-price close is the matching session for context — we do not rebuild cap from today's share count.
Not in this snapshot
FY 2025
| $279.23B |
| -1.16% |
| #79 | Verizon Communications Inc. VZ | $191.74B | -0.13% |
| #84 | The Walt Disney Company DIS | $177.45B | +0.85% |
| #85 | T-Mobile US, Inc. TMUS | $175.53B | +1.18% |
Companies immediately above and below in the overall ranking. They may be in a different sector.
| Rank | Company | Market cap | 1D |
|---|---|---|---|
| #88 | Eaton Corporation plc ETN | $169.34B | -0.27% |
| #89 | Abbott Laboratories ABT | $168.71B | +0.84% |
| #90 | The Charles Schwab Corporation SCHW | $168.17B | -1.70% |
| #92 | Novo Nordisk A/S NVO | $165.72B | -0.21% |
| #93 | Union Pacific Corporation UNP | $165.32B | +2.15% |
| #94 | McDonald's Corporation MCD | $164.76B | +0.03% |
AT&T Inc.’s ranking market cap of $166.55B comes from the same snapshot as the rest of this site, as of October 2, 2026. It is not share price multiplied by the FY 2025 weighted-average share count of 7,169,000,000. The historical market-cap series last observed $168.59B on October 2, 2026.
Over the past year, AT&T Inc.’s market cap is down 12.93%, using historical market-cap records rather than today’s share count applied to past prices.
AT&T Inc. (T) shares trade at $24.31, up 0.02% on the day, as of October 2, 2026.
AT&T Inc. trades at a live price-to-earnings (P/E) ratio of 8.0, using the latest share price divided by the latest annual earnings per share. That is not the same as a fiscal-year reported P/E.