With a market capitalization (market cap) of $248.33B — a measure of how much the company is worth — Arm Holdings plc American Depositary Shares ranks #57 among the 2,501 companies tracked, and 21st in Technology as of October 29, 2026. Shares trade at $235.90, up 4.10% on the day.
of 2,501 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 23, 2026. Ranking headline cap is the snapshot figure as of October 29, 2026.
| Year | As of | Market cap | Annual change | Year-end close |
|---|---|---|---|---|
| 2026 | Oct 23, 2026 | $224.21B | +92.96% | $210.33 |
| 2025 | Dec 31, 2025 | $116.2B | -10.46% | $109.31 |
| 2024 | Dec 31, 2024 | $129.77B | +68.16% | $123.36 |
| 2023 | Dec 29, 2023 | $77.17B | — | $75.15 |
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.
Ranking figure $248.33B as of October 29, 2026.
Arm Holdings plc American Depositary Shares's ranking market cap is the provider-reported capitalization on the same snapshot as the rest of this site, with a share price of $235.90 as of October 28, 2026. Charts and the year-end table use a separate historical market-cap series, last observed at $224.21B on October 23, 2026. See how the ranking works.
The ranking snapshot ($248.33B as of October 29, 2026) is FMP company-screener market cap. The historical observation ($224.21B on October 23, 2026) is FMP historical-market-capitalization for the same ticker. The live quote market cap agrees with the ranking snapshot. This listing is an ADR. This site does not have an ADS ratio, so it does not rescale either figure. This page does not replace one series with the other.
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 2026) used a weighted-average 1,061,000,000 shares. That figure is an average for the year, not the live count in the market-cap formula.
This listing is an ADR. The market cap here is for the U.S. listing we rank; we do not have an ADR ratio, so we do not scale this figure to the parent company's local share count.
Book equity: assets minus liabilities on the latest annual report.
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FY 2026 net worth
Largest U.S.-listed names in the same FMP sector — not a hand-picked competitor set.
| Rank | Company | Market cap | 1D |
|---|---|---|---|
| #1 | NVIDIA Corporation NVDA | $5.19T | -1.17% |
| #2 | Apple Inc. AAPL | $5.02T | -0.94% |
| #3 | Microsoft Corporation |
Arm Holdings plc is a leading technology firm that conceptualizes, engineers, and licenses core processing unit (CPU) designs and complementary technologies. These foundational innovations are crucial for semiconductor manufacturers and original equipment manufacturers (OEMs) to develop their own products.
Summary from the company profile (Financial Modeling Prep). Principal financial figures above are for FY 2026.
Visit websiteAs of October 29, 2026, Arm Holdings plc American Depositary Shares (ARM) is worth $248.33B — 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 2026, Arm Holdings plc American Depositary Shares’s book equity is about $8.29B. Market cap is the market value of the outstanding shares. As of October 29, 2026, its market cap is $248.33B. Book equity is an accounting remainder; market cap is a trading value. Neither is a person’s net worth.
Arm Holdings plc American Depositary Shares ranks #57 among the 2,501 companies tracked on MarketCapLens. In Technology it ranks #21 of 389.
Fundamentals are annual. Figures labeled with their fiscal year. Live ratios use the current price against those annual earnings.
Too little price history
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FY 2026
| $3.94T |
| -0.06% |
| #6 | Taiwan Semiconductor Manufacturing Company Limited TSM | $2.28T | +0.60% |
| #8 | Broadcom Inc. AVGO | $1.68T | +2.77% |
| #12 | SK hynix Inc. SKHY | $1.17T | +13.30% |
Companies immediately above and below in the overall ranking. They may be in a different sector.
| Rank | Company | Market cap | 1D |
|---|---|---|---|
| #54 | Thermo Fisher Scientific Inc. TMO | $260.36B | +1.61% |
| #55 | Netflix, Inc. NFLX | $258.12B | -0.85% |
| #56 | Wells Fargo & Company WFC | $251.15B | +1.22% |
| #58 | Alibaba Group Holding Limited BABA | $247.79B | +0.72% |
| #59 | Amgen Inc. AMGN | $244.27B | +0.87% |
| #60 | Mitsubishi UFJ Financial Group, Inc. MUFG | $241.55B | -0.09% |
Arm Holdings plc American Depositary Shares’s ranking market cap of $248.33B comes from the same snapshot as the rest of this site, as of October 29, 2026. It is not share price multiplied by the FY 2026 weighted-average share count of 1,061,000,000. The ranking snapshot ($248.33B as of October 29, 2026) is FMP company-screener market cap. The historical observation ($224.21B on October 23, 2026) is FMP historical-market-capitalization for the same ticker. The live quote market cap agrees with the ranking snapshot. This listing is an ADR. This site does not have an ADS ratio, so it does not rescale either figure. This page does not replace one series with the other.
Over the past year, Arm Holdings plc American Depositary Shares’s market cap is up 26.72%, using historical market-cap records rather than today’s share count applied to past prices.
Arm Holdings plc American Depositary Shares (ARM) shares trade at $235.90, up 4.10% on the day, as of October 29, 2026.
Arm Holdings plc American Depositary Shares trades at a live price-to-earnings (P/E) ratio of 277.5, 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.