Every company worth more than one trillion dollars, with approximate market caps and the date each first crossed $1T. Tap a column header to sort.
Data as of October 2026By approximate market capitalization, Nvidia is currently the most valuable company in the world at roughly $5.5 trillion — the first company to pass the $5T mark (October 2025). Apple and Microsoft follow at roughly $4 trillion each.
| # | Company | Approx. market cap | First crossed $1T | Sector |
|---|---|---|---|---|
| 1 | NVDA Nvidia | ~$5.5T | May 2023 | Semiconductors / AI |
| 2 | AAPL Apple | ~$4.0T | Aug 2018 | Technology |
| 3 | MSFT Microsoft | ~$4.0T | 2019 | Cloud / Software |
| 4 | GOOGL Alphabet | ~$3.0T | Jan 2020 | Technology |
| 5 | AMZN Amazon | ~$2.5T | Sep 2018 | E-commerce / Cloud |
| 6 | META Meta | ~$2.0T | 2024 | Social media |
| 7 | SPX* SpaceX | ~$2.0T* | Jun 2026 | Space |
| 8 | 2222 Saudi Aramco | ~$1.7T | Dec 2019 | Energy |
| 9 | AVGO Broadcom | ~$1.6T | Dec 2024 | Semiconductors |
| 10 | TSM TSMC | ~$1.6T | 2024 | Semiconductors |
| 11 | TSLA Tesla | ~$1.5T | Oct 2021 | Electric vehicles |
| 12 | BRK.B Berkshire Hathaway | ~$1.2T | Aug 2024 | Conglomerate |
| 13 | LLY Eli Lilly | ~$1.1T | 2025 | Pharmaceuticals |
| 14 | AMD AMD | ~$1.0T | Sep 2026 | Semiconductors |
* SpaceX is privately held; figure reflects its last reported valuation, not a public market capitalization. Tesla has moved above and below $1T with market swings.
The companies most often mentioned as next in line for the club. Membership changes with markets — this list is observational, not a prediction.
Retail giant approaching the mark on steady earnings growth.
The largest US bank by market value, riding financial-sector strength.
Cloud and AI infrastructure momentum put it in the conversation.
Payments network with decades of compounding behind it.
Streaming economics at global scale.
The monopoly supplier of the machines that make advanced chips.
Three books that explain how giant companies are valued — and how ordinary investors should think about them.
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Benjamin Graham's value-investing classic — how to think about what a company is actually worth, and the margin of safety.
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One member in 2018. Nine by the start of 2025. Fourteen today. The AI infrastructure buildout did most of the recent work — see the full story on our milestone timeline, or learn what market capitalization actually measures.
Fourteen, as of October 2026: Nvidia, Apple, Microsoft, Alphabet, Amazon, Meta, SpaceX*, Saudi Aramco, Broadcom, TSMC, Tesla, Berkshire Hathaway, Eli Lilly, and AMD. (*SpaceX is privately held; its figure reflects its last reported valuation.) Membership changes as markets move — see the table above for the current list.
"Trillionaire companies" isn't a standard term — searchers usually mean trillion-dollar companies: companies worth more than $1 trillion in market value. There are fourteen of them, listed in the table above. (A "trillionaire" properly refers to a person worth $1 trillion — and no human has reached that yet. See the trillionaire race.)
Nvidia (~$5.5T), Apple (~$4.0T), Microsoft (~$4.0T), Alphabet (~$3.0T), Amazon (~$2.5T), Meta (~$2.0T), SpaceX (~$2.0T*), Saudi Aramco (~$1.7T), Broadcom (~$1.6T), TSMC (~$1.6T), Tesla (~$1.5T), Berkshire Hathaway (~$1.2T), Eli Lilly (~$1.1T), and AMD (~$1.0T). All figures approximate, as of October 2026.
Right here — the sortable table at the top of this page lists every trillion-dollar company with approximate market caps, the date each first crossed $1T, and sector. Our milestone timeline shows how the club filled up from 2018 to 2026.
Yes — fourteen of them, as of October 2026. The first was Apple, in August 2018. The most valuable is Nvidia, at roughly $5.5 trillion.
Fourteen companies are currently worth more than one trillion dollars. The count changes with markets: Tesla, for example, has moved above and below the $1T line with sentiment swings.
Apple, on August 2, 2018 — the first company in history to close a trading day worth more than $1 trillion. Amazon followed a month later, in September 2018.
Fourteen members, eight years: Apple (2018), Amazon (2018), Microsoft (2019), Saudi Aramco (2019), Alphabet (2020), Tesla (2021), Meta (2024), TSMC (2024), Broadcom (2024), Berkshire Hathaway (2024), Nvidia (2023, then $2T/$3T/$5T), Eli Lilly (2025), SpaceX (2026), AMD (2026). See the timeline for the full story.
Nvidia — by approximate market capitalization (~$5.5 trillion as of October 2026), the most valuable company in the world, and the first to pass the $5 trillion mark (October 2025). Apple and Microsoft follow at roughly $4 trillion each.