The table below shows top 20 companies ranked by their market cap, as of January, 2026. This ranking is out of all the companies in the world.

Rank Top 20 in the World	Company	Sector Specific Industry	Country	Market Cap in $B
1	NVIDIA	Information Technology	USA	4531.95
2	Apple	Information Technology	USA	4017.1
3	Alphabet	Communication Services	USA	3781.3
4	Microsoft	Information Technology	USA	3594.45
5	Amazon	Consumer Dicretionary	USA	2467.52
6	Meta	Communication Services	USA	1663.78
7	Broadcom	Information Technology	USA	1640.95
8	Taiwan Semiconductor Manufacturing	Information Technology	Taiwan	1575.93
9	Saudi Arabian Oil	Energy	Saudi Arabia	1561
10	Tesla	Consumer Discretionary	USA	1495.69
11	Berkshire Hathaway	Financials	USA	1084.82
12	Eli Lilly & Co.	Healthcare	USA	1015.99
13	Walmart	Consumer Staples	USA	887.96
14	JPMorgan Chase & Co.	Financials	USA	877.17
15	Visa	Financials	USA	670.64
16	Oracle	Information Technology	USA	560
17	Mastercard	Financials	USA	512.65
18	Exxon Mobil	Energy	USA	507.49
19	Johnson & Johnson	Healthcare	USA	498.6
20	Netflix	Communication Services	USA	428.44

Glossary

Market Cap

Measurement of a company's size calculated by the total of a company's shares outstanding times the company's current stock price.

Information Technology

Use of computer systems or devices to manage, store, and exchange data.

Communication Services

Includes telecommunications, media, entertainments, and interactive media and services.

Consumer Discretionary

Companies that sell wanted goods and services that are not necessities.

Consumer Staples

Focused on selling everyday essential products.

Financials

Provide financial services and supports economic stability.

Walkthrough

Click on the company name to get an overview of each company. For instance, if you click on NVIDIA from the table, the text box will summarize its sector, country base, and market cap. The text wil say, "The company NVIDIA is under the Information Technology sector and has a market cap of 4531.95 in $B. It is based in USA."




If you want to compare it to another company such as Apple, click on the company name and it will say "The company Apple is under the Information Technology sector and has a market cap of 4017.1 in $B. It is based in USA." Based on this information, we can see that NVIDIA has a higher market cap than Apple. Both have similarities such as being in the same country and sector.