United States

Top 1000 largest US Companies by Market Cap

This is the list of the largest public listed companies from the United States by market capitalization with links to their reference stock, sector and industry.

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Top Companies from the United States as of Jan. 01, 2026

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Rank Company Market Cap (USD) Country Sector Industry
991 FTI Consulting, Inc. $5.51 B United States US Industrials US Consulting Services
992 GT Advanced Technologies, Inc. $5.50 B

(Oct. 1, 2021)

 United States US Technology US Semiconductors
993 RadNet, Inc. $5.48 B United States US Healthcare US Diagnostics & Research
994 Home Bancshares, Inc. (Conway, AR) $5.48 B United States US Financials US Banks—Regional
995 Hancock Whitney Corporation $5.46 B United States US Financials US Banks—Regional
996 Portland General Electric Company $5.45 B United States US Utilities US Utilities—Regulated Electric
997 Protagonist Therapeutics, Inc. $5.45 B United States US Healthcare US Biotechnology
998 H&R Block, Inc. $5.45 B United States US Consumer Discretionary US Personal Services
999 II-VI Incorporated $5.44 B

(Nov. 1, 2022)

 United States US Technology US Scientific & Technical Instruments
1000 Brookfield Infrastructure Corporation $5.42 B United States US Utilities US Utilities—Regulated Gas

Top Companies from the United States as of Jan. 01, 2026

991. FTI Consulting, Inc.

Company Profile: FTI Consulting, Inc.
Market Cap (USD): $5.51 B
Country: United States
Sector: US Industrials
Industry: US Consulting Services

992. GT Advanced Technologies, Inc.

Company Profile: GT Advanced Technologies, Inc.
Market Cap (USD): $5.50 B (Oct. 1, 2021)
Country: United States
Sector: US Technology
Industry: US Semiconductors

993. RadNet, Inc.

Company Profile: RadNet, Inc.
Market Cap (USD): $5.48 B
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

994. Home Bancshares, Inc. (Conway, AR)

Company Profile: Home Bancshares, Inc. (Conway, AR)
Market Cap (USD): $5.48 B
Country: United States
Sector: US Financials
Industry: US Banks—Regional

995. Hancock Whitney Corporation

Company Profile: Hancock Whitney Corporation
Market Cap (USD): $5.46 B
Country: United States
Sector: US Financials
Industry: US Banks—Regional

996. Portland General Electric Company

Company Profile: Portland General Electric Company
Market Cap (USD): $5.45 B
Country: United States
Sector: US Utilities
Industry: US Utilities—Regulated Electric

997. Protagonist Therapeutics, Inc.

Company Profile: Protagonist Therapeutics, Inc.
Market Cap (USD): $5.45 B
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

998. H&R Block, Inc.

Company Profile: H&R Block, Inc.
Market Cap (USD): $5.45 B
Country: United States
Sector: US Consumer Discretionary
Industry: US Personal Services

999. II-VI Incorporated

Company Profile: II-VI Incorporated
Market Cap (USD): $5.44 B (Nov. 1, 2022)
Country: United States
Sector: US Technology
Industry: US Scientific & Technical Instruments

1000. Brookfield Infrastructure Corporation

Company Profile: Brookfield Infrastructure Corporation
Market Cap (USD): $5.42 B
Country: United States
Sector: US Utilities
Industry: US Utilities—Regulated Gas

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