Nvidia (NVDA +8.01%) was the largest company in the technology sector and overall in December 2025. Apple (AAPL +0.87%) was close behind in second, and Microsoft (MSFT +2.00%) was in third. The biggest tech companies by market cap are spread across a range of industries, including consumer electronics, semiconductor manufacturing, cloud computing, and e-commerce.
The largest companies by market cap in the technology sector
(Editor's note: Rankings are as of Feb. 3, 2026.)
| Name and ticker | Market cap | Current price | Industry |
|---|---|---|---|
| Nvidia (NASDAQ:NVDA) | $4.5 trillion | $185.65 | Semiconductors and Semiconductor Equipment |
| Apple (NASDAQ:AAPL) | $4.1 trillion | $278.31 | Technology Hardware, Storage and Peripherals |
| Microsoft (NASDAQ:MSFT) | $3.0 trillion | $401.53 | Software |
| Taiwan Semiconductor Manufacturing (NYSE:TSM) | $1.8 trillion | $349.16 | Semiconductors and Semiconductor Equipment |
| Broadcom (NASDAQ:AVGO) | $1.6 trillion | $333.06 | Semiconductors and Semiconductor Equipment |
| ASML (NASDAQ:ASML) | $547.7 billion | $1,412.75 | Semiconductors and Semiconductor Equipment |
| Micron Technology (NASDAQ:MU) | $444.2 billion | $395.02 | Semiconductors and Semiconductor Equipment |
| Oracle (NYSE:ORCL) | $410.5 billion | $142.82 | Software |
| Samsung Electronics (OTC:SSNL.F) | $432.4 billion | $64.82 | Technology Hardware, Storage and Peripherals |
| Advanced Micro Devices (NASDAQ:AMD) | $339.8 billion | $208.51 | Semiconductors and Semiconductor Equipment |
1. Nvidia
- Market cap: $4.39 trillion (as of Feb. 3)
- Revenue (TTM): $187.1 billion
- Gross profit (TTM): $131.1 billion
- Five-year annualized return: 67.63%
- Year founded: 1993
TTM = trailing 12 months.
NASDAQ: NVDA
Key Data Points
Nvidia (NVDA +8.01%) is a leader in the design and development of graphics processing units (GPUs). Its GPUs first gained popularity for use in video gaming and computers, and then as a way to mine cryptocurrency.
In recent years, Nvidia GPUs have been instrumental in training artificial intelligence (AI) models, driving up demand (and Nvidia's share price). It has also been partnering with other AI companies. In September 2025, it announced plans to invest $5 billion in IBM (IBM +3.16%). Last year, Nvidia became the first company to hit market caps of $4 trillion and $5 trillion.
2. Apple
- Market cap: $3.96 trillion (as of Feb. 3)
- Revenue (TTM): $435.6 billion
- Gross profit (TTM): $206.2 billion
- Five-year annualized return: 15.67%
- Year founded: 1976
NASDAQ: AAPL
Key Data Points
Apple (AAPL +0.87%) is a consumer electronics company with a long list of popular products, including the iPhone, MacBook, iPad, Apple Watch, and AirPods. It became the world's biggest company in August 2011 and has spent quite a bit of time at the top since then. However, it hasn't all been smooth sailing for Apple in recent years.
The Apple Vision Pro, a mixed-reality headset, posted disappointing sales numbers. The release of Apple Intelligence, an AI technology, has also gotten mixed reviews, and the company is embroiled in an antitrust lawsuit with the U.S. Department of Justice.
3. Microsoft
- Market cap: $3.05 trillion (as of Feb. 3)
- Revenue (TTM): $305.5 billion
- Gross profit (TTM): $209.5 billion
- Five-year annualized return: 12.67%
- Year founded: 1975
NASDAQ: MSFT
Key Data Points
Microsoft (MSFT +2.00%) is the largest software company, and it's most well-known for the Windows operating system, which is used on about 68% of the world's desktop computers. In addition, it offers a wide range of products, including Microsoft Office software, Azure cloud computing, and Xbox video game systems.
Like most major tech companies, Microsoft has invested heavily in AI. In 2019, it started investing in OpenAI and has since developed Microsoft Copilot, an AI-powered digital assistant. During its 2025 fiscal year ending on June 30, 2025, Microsoft invested $88 billion to build AI-enabled data centers.
4. Taiwan Semiconductor Manufacturing
- Market cap: $1.74 trillion (as of Feb. 3)
- Revenue (TTM): $120.5 billion*
- Gross profit (TTM): $72.2 billion*
- Five-year annualized return: 23.81%
- Year founded: 1987
*Converted from New Taiwan dollars.
NYSE: TSM
Key Data Points
Taiwan Semiconductor Manufacturing (TSM +5.57%) is a global leader in the research, design, and manufacture of semiconductors. It produces chips for many of the major tech companies, including Apple, its biggest customer.
This semiconductor company is investing heavily in its U.S. operations. As part of a U.S.-Taiwan trade deal reached in January 2026, TSMC has agreed to invest $250 billion to boost semiconductor, energy, and AI production in the U.S.
5. Broadcom
- Market cap: $1.52 trillion (as of Feb. 3)
- Revenue (TTM): $63.9 billion
- Gross profit (TTM): $43.3 billion
- Five-year annualized return: 51.24%
- Year founded: 1961 (HP Associates), 2005 (Avago Technologies), 2016 (Broadcom Limited)
NASDAQ: AVGO
Key Data Points
NASDAQ: ASML
Key Data Points
Dutch tech giant ASML (ASML +4.64%) provides semiconductor equipment systems. Specifically, it manufactures photolithography machines that other companies use to make the most advanced semiconductors.
While ASML is based in the Netherlands, it operates around the world, including in Europe, the U.S., and Asia. Some of its largest clients include Taiwan Semiconductor Manufacturing, Intel (INTC +4.91%), and Samsung (SSNL.F +55.02%).
7. Micron Technology
- Market cap: $472.32 billion (as of Feb. 3)
- Revenue (TTM): $42.3 billion
- Gross profit (TTM): $19.2 billion
- Five-year annualized return: 41.50%
- Year founded: 1978
NASDAQ: MU
Key Data Points
Micron Technology (MU +3.17%) is a memory and storage company with products that include DRAM solutions, flash-based SSDs, and multichip packages. The company's high-bandwidth memory (HBM) products have become a crucial component of AI infrastructure.
Based in Boise, Idaho, Micron has locations around the world, including Taiwan, Japan, and China. In January 2026, it committed $24 billion to expand operations in Singapore.
8. Oracle
- Market cap: $444.44 billion (as of Feb. 3)
- Revenue (TTM): $61.0 billion
- Gross profit (TTM): $41.8 billion
- Five-year annualized return: 22.49%
- Year founded: 1977
NYSE: ORCL
Key Data Points
Oracle (ORCL +4.77%) is a database software and cloud computing company. It has a substantial enterprise customer base, with approximately 430,000 customers in 175 countries. Recently, Oracle has prioritized AI integration, adding a partnership with Nvidia.
Along with OpenAI and SoftBank (SFTB.Y +7.20%), Oracle is a technology partner in the Stargate Project. The venture is expected to invest $500 billion into building AI infrastructure over the next four years.
9. Samsung Electronics
- Market cap: $432.39 billion (as of Feb. 3)
- Revenue (TTM): $217.1 billion*
- Gross profit (TTM): $79.6 billion*
- Five-year annualized return: 11.65%
- Year founded: 1938
*Converted from South Korean won.
OTC: SSNL.F
Key Data Points
Based in South Korea, Samsung is a consumer electronics company known for its smartphones, tablets, and TVs. It recently announced the Galaxy Z TriFold, its first multi-folding smartphone. It also sells home appliances, including refrigerators and washing machines.
Samsung announced a shift toward high-end chips and AI-related products in 2024. Through this initiative, it aims to increase profitability and position itself as a leader in the growing AI market.
10. Advanced Micro Devices
- Market cap: $394.51 billion (as of Feb. 3)
- Revenue (TTM): $32.0 billion
- Gross profit (TTM): $15.5 billion
- Five-year annualized return: 22.88%
- Year founded: 1969
NASDAQ: AMD
Key Data Points
Advanced Micro Devices (AMD +8.32%), or AMD for short, is a computing company with a range of products that include processors, microprocessors, and GPUs. Like its biggest competitor, Nvidia, AMD has benefited from the growth of AI. It supplies tech companies with AI chips and AI accelerators for their data centers.
AMD also supplies custom central processing units (CPUs) and GPUs to video game companies. It's partnered with Sony (SONY +4.64%) and Microsoft, so the PlayStation and Xbox consoles both rely on AMD's technology.
Technology sector takeaways for investors
The tech sector is an exciting one, and it's not unusual for companies in this sector to deliver market-beating returns. Most companies on this list have outperformed the S&P 500 over the last five years. Nvidia, Broadcom, and Micron have done particularly well. The tradeoff is that tech stocks tend to be volatile and frequently trade at high valuations.
The Trump administration's import tariffs are also a concern, since major tech companies have global supply chains. However, many tech companies have found ways to avoid or minimize tariffs, such as TSMC investing in U.S. semiconductor production.
There's a greater risk associated with investing in tech stocks, and it's important to carefully research growth prospects for any you're considering. Even with the risk, technology companies are well worth it for the potential returns. After all, many of the world's most successful companies are in the tech sector.
Related investing topics
About the Author
Lyle Daly has positions in ASML, Broadcom, and Nvidia. The Motley Fool has positions in and recommends ASML, Advanced Micro Devices, Amazon, Apple, HP, Intel, International Business Machines, Microsoft, Nvidia, Oracle, Palantir Technologies, PayPal, and Taiwan Semiconductor Manufacturing. The Motley Fool recommends Broadcom and recommends the following options: long January 2026 $395 calls on Microsoft, long January 2027 $42.50 calls on PayPal, short December 2025 $75 calls on PayPal, and short January 2026 $405 calls on Microsoft. The Motley Fool has a disclosure policy.
