Most Valuable Companies by Stock Market Value Quiz

How well do you know the most valuable companies by stock market value? Floored turns the ranking into a building: floor 1 is the top of the list. We name a floor, you guess what's on it, and the lift rides to whatever you picked so you know to go higher or lower.

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Free, no sign-up · 5 lists, a few minutes

How it works

You get a few guesses per floor. Land it on your first guess for 10 points; a near miss still scores. After the company value round, four more lists keep the ride going.

Show the full ranking (30)

Nvidia $5.17T
Its three founders planned the company in 1993 at a Denny's restaurant in San Jose, California.
Apple $5.01T
Third co-founder Ronald Wayne sold his 10% stake in 1976 for $800.
Google $4.12T
The name is a play on googol, the number 1 followed by 100 zeros.
Microsoft $3.93T
Bill Gates and Paul Allen first spelled the name Micro-Soft, with a hyphen.
Amazon $2.70T
Jeff Bezos first called it Cadabra, but dropped it after a lawyer misheard it as cadaver.
TSMC $2.14T
Morris Chang founded it in 1987 as the world's first dedicated chip foundry.
SpaceX $1.92T
Its rocket landing ships are named after starships in Iain M. Banks's Culture novels.
Meta $1.81T
Facebook's Like button was nearly called the Awesome button.
Saudi Aramco $1.63T
It runs Ghawar, the largest conventional oil field in the world.
Broadcom $1.57T
Today's Broadcom is the old Avago, which bought Broadcom for about $37 billion and took its name.
Tesla $1.40T
Martin Eberhard and Marc Tarpenning started it in 2003; Elon Musk invested and became chairman in 2004.
Berkshire Hathaway $1.14T
It was a struggling New England textile maker when Warren Buffett took control in 1965.
Eli Lilly $1.12T
In 1923 it began selling Iletin, the first commercially available insulin.
Samsung $1.05T
Samsung began in 1938 as a small trading firm in Daegu dealing in dried fish and noodles.
Micron $994B
It started in 1978 in the basement of a dental office in Boise, Idaho.
Walmart $943B
Sam Walton opened the first store, Wal-Mart Discount City, in Rogers, Arkansas in 1962.
JPMorgan Chase $902B
Its oldest predecessor was chartered in 1799 as a company to supply New York with drinking water.
AMD $863B
Jerry Sanders and seven colleagues who had left Fairchild Semiconductor founded it in 1969.
Visa $756B
It began as BankAmericard, mailed out unrequested to Fresno residents in 1958.
Exxon Mobil $736B
Exxon and Mobil were both pieces of Standard Oil before they merged again in 1999.
SK Hynix $695B
It was founded in 1983 as Hyundai Electronics, part of the Hyundai group.
ASML $631B
This Dutch firm is the only company that makes EUV machines for printing the most advanced chips.
Johnson & Johnson $616B
Employee Earle Dickson invented the Band-Aid for his wife, who kept cutting herself in the kitchen.
Mastercard $541B
The card was called Master Charge until it was renamed in 1979.
AbbVie $504B
It was spun off from Abbott Laboratories in 2013, taking the blockbuster drug Humira with it.
CXMT $478B
Founded in Hefei in 2016, this Chinese memory chipmaker listed in Shanghai in July 2026.
Tencent $476B
It makes the WeChat app and has fully owned League of Legends maker Riot Games since 2015.
Intel $475B
Its name is short for integrated electronics; the founders first registered it as N.M. Electronics.
China Construction Bank $449B
It was set up by the state in 1954 to hand out government money for building projects.
Palantir $447B
It is named after the seeing stones in The Lord of the Rings.

Source: CompaniesMarketCap: Largest companies by market capitalization · as of 2026-10-16

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