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The top 10 US companies by market capitalization

Dowell | Getty Images

With still soaring to all-time highs, CNBC.com takes another look at the top U.S.-based public corporations — from old-school, decades-old stalwarts to newfangled tech disruptors — based on market capitalization. When we last ranked the country's largest businesses by market cap, back in March, Apple led the pack and brought up the rear. Today, the top three remain the same, but there's been some mid-list reshuffling and GE's been squeezed out altogether by a Charlotte, North Carolina-based banking behemoth.

— By CNBC.com's Kenneth Kiesnoski
Updated and reposted 24 October 2017. Originally posted 8 March 2017.
Sources: Google Finance/Yahoo Finance/MSN Money

Apple

Customers arrive at the Apple store in Shanghai, China.
VCG | Getty Images

Market capitalization (as of 10/24/2017): $806.65

Sources: Google Finance/Yahoo Finance/MSN Money

Alphabet (Google)

Pascal Rossignol | Reuters

Market capitalization (as of 10/24/2017): $676.92

Sources: Google Finance/Yahoo Finance/MSN Money

Microsoft

Simon Dawson | Bloomberg | Getty Images

Market capitalization (as of 10/24/2017): $608.21

Sources: Google Finance/Yahoo Finance/MSN Money

Facebook

Jason Alden | Bloomberg via Getty Images

Market capitalization (as of 10/24/2017): $4

Sources: Google Finance/Yahoo Finance/MSN Money

Amazon.com

An employee places an item into a box at an Amazon.com fulfillment center
Chris Ratcliffe | Bloomberg | Getty Images

Market capitalization (as of 10/24/2017): $

Sources: Google Finance/Yahoo Finance/MSN Money

Berkshire Hathaway

Warren Buffett, CEO of Berkshire Hathaway Inc.
Daniel Acker | Bloomberg | Getty Images

Market capitalization (as of 3/7/2017): $

Sources: Google Finance/Yahoo Finance/MSN Money

Johnson & Johnson

Johnson & Johnson's products
Chris Hondros | Getty Images

Market capitalization (as of 10/24/2017): $

Sources: Google Finance/Yahoo Finance/MSN Money

Exxon Mobil

Getty Images

Market capitalization (as of 3/7/2017): $

Sources: Google Finance/Yahoo Finance/MSN Money

JPMorgan Chase

People inside the offices of JPMorgan Chase in New York City.
Getty Images

Market capitalization (as of 10/24/2017): $

Sources: Google Finance/Yahoo Finance/MSN Money

Bank of America

Pedestrians pass in front of a Bank of America branch in New York City.
Scott Mlyn | CNBC

Market capitalization (as of 10/24/2017): $286.55 billion

Sources: Google Finance/Yahoo Finance/MSN Money

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