Largest listed American technology companies (Big Tech)

US Big Tech stocks represent the world’s most dominant technology equities, serving as primary drivers of innovation and growth across global equity markets. These stocks trade primarily on the NASDAQ and NYSE exchanges, where they command significant weighting in major indices like the S&P 500 and Nasdaq Composite. Despite regulatory challenges, the US Big Tech sector delivers unparalleled exposure to companies transforming global digital infrastructure, cloud computing, and artificial intelligence landscapes.

NASDAQ serves as the principal exchange for US technology leaders, with core investor advantages including:

  • Market-defining platforms: Companies establishing dominant ecosystems in search, social networking, e-commerce, and enterprise software solutions.
  • Revenue diversification: Multiple monetization streams including cloud infrastructure services, digital advertising, subscription models, and hardware ecosystems.
  • Capital allocation leadership: Massive cash-generation capabilities funding aggressive R&D investment, strategic acquisitions, and substantial stock repurchase programs.

The sector’s largest constituent, Microsoft (established 1975), pioneered modern operating systems and now leads enterprise cloud adoption through Azure. Its market capitalization exceeded $3.2 trillion in mid-2024 according to Nasdaq data. Apple revolutionized personal technology globally through its hardware-software integration, becoming the world’s top consumer electronics brand by revenue for 10 consecutive years per Counterpoint Research. Alphabet’s Google processes over 92% of global internet searches according to StatCounter data, while Amazon Web Services accounts for 34% of the $270 billion cloud infrastructure market tracked by Synergy Research Group (Q1 2024).

Unlike dividend-heavy sectors, US Big Tech prioritizes growth through capital reinvestment. All five largest tech companies (Microsoft, Apple, Nvidia, Alphabet, Amazon) currently allocate below 1% dividend yields according to Nasdaq records, instead deploying over $200 billion annually combined toward stock buybacks per S&P Dow Jones Indices data. Regulatory disclosures confirm accelerated investment in generative AI capabilities, with Microsoft collaborating with OpenAI, Google developing Gemini AI models, and Nvidia providing approximately 80% of global AI accelerator chips per TechInsights market analysis. Collectively, the Big Five tech companies represented 26.1% of the total S&P 500 market capitalization in July 2024 according to Goldman Sachs research.

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The following table lists major US Big Tech companies by descending market capitalization, reflecting primary listings on US exchanges. Market cap metrics and primary innovation segments are updated to current quarterly reporting periods and exchange data.

Largest listed American technology companies
StockPriceChange %Marketcap
AAPL
Apple
AAPL
$258.271.12%3.82T
NVDA
NVIDIA
NVDA
$188.521.10%4.59T
$480.582.19%3.57T
AMZN
Amazon
AMZN
$244.682.63%2.62T
$335.000.42%4.04T
$672.970.09%1.70T
TSLA
Tesla
TSLA
$430.900.99%1.43T
$332.792.44%1.58T
ORCL
Oracle
ORCL
$174.904.13%502.51B
$85.580.14%362.63B
$228.530.38%217.56B
CSCO
Cisco
CSCO
$78.682.17%310.87B
IBM
IBM
IBM
$293.860.83%274.68B
$165.701.06%394.94B
ADBE
Adobe
ADBE
$297.422.40%124.50B
$131.803.33%139.07B
$196.630.02%178.76B
$153.040.96%163.91B
AMD
AMD
AMD
$252.030.29%410.32B
$5,153.410.90%167.02B
UBER
Uber
UBER
$81.240.90%169.42B
INTU
Intuit
INTU
$545.402.91%151.84B
$332.714.15%265.05B
$543.561.52%183.86B
$254.511.42%103.10B
$183.500.39%127.90B
$146.692.07%184.72B
$303.830.06%148.77B
$410.245.44%461.73B
$238.467.00%300.71B
INTC
Intel
INTC
$43.933.39%219.43B
KLAC
KLA
KLAC
$1,616.334.75%212.85B
$476.661.78%120.17B
$809.550.40%79.49B
ABNB
Airbnb
ABNB
$132.220.88%80.95B
$81.711.64%62.61B
$82.931.42%71.49B
$207.360.98%89.37B
DELL
Dell
DELL
$114.661.10%76.85B
$133.863.31%35.24B
PYPL
PayPal
PYPL
$55.511.93%53.03B
$502.700.06%96.18B
$318.371.13%86.75B
$188.581.19%50.35B
$161.580.62%46.75B
$369.279.64%39.75B
$268.091.56%57.10B
$229.420.71%57.84B
$212.750.70%72.80B
$210.831.24%56.85B
$205.958.77%72.14B
FICO
FICO
FICO
$1,545.000.37%37.09B
$105.241.64%94.63B
$138.211.15%48.47B
$319.662.84%16.84B
$32.194.79%15.74B
$58.061.76%30.33B
$245.520.04%45.37B
$217.872.81%35.81B
$204.370.01%51.11B
EBAY
eBay
EBAY
$95.200.83%43.51B
$241.040.67%41.05B
$75.160.49%40.62B
HPQ
HP
HPQ
$19.370.46%18.11B
$66.220.62%28.07B
$1,095.492.56%52.48B
$217.821.61%37.43B
$219.672.39%35.03B
RDDT
Reddit
RDDT
$196.308.11%37.20B
$30.585.00%17.64B
$31.201.30%18.63B
$21.601.08%28.83B
$426.163.11%18.44B
$266.741.02%33.00B
$73.762.23%20.65B
$103.852.05%14.38B
NTAP
NetApp
NTAP
$99.891.09%19.94B
$182.940.96%19.64B
$94.441.07%28.26B
$47.417.21%26.34B
$85.490.27%20.88B
$62.632.45%25.61B
$411.890.16%33.52B
TOST
Toast
TOST
$32.483.04%19.10B
$74.121.80%24.47B
PTC
PTC
PTC
$164.630.69%19.66B
$66.624.23%16.13B