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Russell 3000
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Top Russell 3000 Companies by Market Cap and Stocks in 2026

This is the list of the largest public listed companies in the Russell 3000 index ranked by market capitalization, together with links to their reference stock, sector and industry.

Russell 3000 Chart & Analysis

Top Russell 3000 Companies Ranking by Market Cap as of Jan. 1, 2026

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Ranking Company Stock Market Cap (USD) Country Sector Industry
931 Louisiana-Pacific Corporation LPX $5.69 B United States US Industrials US Building Products & Equipment
932 Etsy, Inc. ETSY $5.68 B United States US Consumer Discretionary US Internet Retail
933 Lemonade, Inc. LMND $5.68 B United States US Financials US Insurance—Property & Casualty
934 Apartment Income REIT Corp. AIRC $5.67 B

(June 1, 2024)

 United States US Real Estate US REIT—Residential
935 EnerSys ENS $5.65 B United States US Industrials US Electrical Equipment & Parts
936 Bright Horizons Family Solutions Inc. BFAM $5.65 B United States US Consumer Discretionary US Personal Services
937 iRhythm Technologies, Inc. IRTC $5.65 B United States US Healthcare US Medical Instruments & Supplies
938 SiteOne Landscape Supply, Inc. SITE $5.58 B United States US Industrials US Industrial Distribution
939 Thor Industries, Inc. THO $5.57 B United States US Consumer Discretionary US Recreational Vehicles
940 Shift4 Payments, Inc. FOUR $5.55 B United States US Technology US Software—Infrastructure
941 Equitrans Midstream Corporation ETRN $5.55 B

(July 1, 2024)

 United States US Energy US Oil & Gas Midstream
942 Vontier Corporation VNT $5.55 B United States US Technology US Scientific & Technical Instruments
943 Commvault Systems, Inc. CVLT $5.52 B United States US Technology US Software—Application
944 FTI Consulting, Inc. FCN $5.51 B United States US Industrials US Consulting Services
945 RadNet, Inc. RDNT $5.48 B United States US Healthcare US Diagnostics & Research
946 Home Bancshares, Inc. (Conway, AR) HOMB $5.48 B United States US Financials US Banks—Regional
947 Hancock Whitney Corporation HWC $5.46 B United States US Financials US Banks—Regional
948 Portland General Electric Company POR $5.45 B United States US Utilities US Utilities—Regulated Electric
949 Protagonist Therapeutics, Inc. PTGX $5.45 B United States US Healthcare US Biotechnology
950 H&R Block, Inc. HRB $5.45 B United States US Consumer Discretionary US Personal Services
951 Brookfield Infrastructure Corporation BIPC $5.42 B United States US Utilities US Utilities—Regulated Gas
952 Impinj, Inc. PI $5.41 B United States US Technology US Communication Equipment
953 Teleflex Incorporated TFX $5.41 B United States US Healthcare US Medical Instruments & Supplies
954 Matador Resources Company MTDR $5.40 B United States US Energy US Oil & Gas E&P
955 United Bankshares, Inc. UBSI $5.39 B United States US Financials US Banks—Regional
956 UFP Industries, Inc. UFPI $5.37 B United States US Basic Materials US Lumber & Wood Production
957 Kite Realty Group Trust KRG $5.35 B United States US Real Estate US REIT—Retail
958 Cogent Biosciences, Inc. COGT $5.33 B United States US Healthcare US Biotechnology
959 PNM Resources, Inc. PNM $5.33 B United States US Utilities US Utilities—Regulated Electric
960 Moelis & Company MC $5.28 B United States US Financials US Capital Markets

Top Russell 3000 Companies Ranking by Market Cap as of Jan. 1, 2026

931. Louisiana-Pacific Corporation

Company Profile: Louisiana-Pacific Corporation
Market Cap (USD): $5.69 B
Stock: LPX wb_incandescent
Country: United States
Sector: US Industrials
Industry: US Building Products & Equipment

932. Etsy, Inc.

Company Profile: Etsy, Inc.
Market Cap (USD): $5.68 B
Stock: ETSY wb_incandescent
Country: United States
Sector: US Consumer Discretionary
Industry: US Internet Retail

933. Lemonade, Inc.

Company Profile: Lemonade, Inc.
Market Cap (USD): $5.68 B
Stock: LMND wb_incandescent
Country: United States
Sector: US Financials
Industry: US Insurance—Property & Casualty

934. Apartment Income REIT Corp.

Company Profile: Apartment Income REIT Corp.
Market Cap (USD): $5.67 B (June 1, 2024)
Stock: AIRC wb_incandescent
Country: United States
Sector: US Real Estate
Industry: US REIT—Residential

935. EnerSys

Company Profile: EnerSys
Market Cap (USD): $5.65 B
Stock: ENS wb_incandescent
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

936. Bright Horizons Family Solutions Inc.

Company Profile: Bright Horizons Family Solutions Inc.
Market Cap (USD): $5.65 B
Stock: BFAM wb_incandescent
Country: United States
Sector: US Consumer Discretionary
Industry: US Personal Services

937. iRhythm Technologies, Inc.

Company Profile: iRhythm Technologies, Inc.
Market Cap (USD): $5.65 B
Stock: IRTC wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Medical Instruments & Supplies

938. SiteOne Landscape Supply, Inc.

Company Profile: SiteOne Landscape Supply, Inc.
Market Cap (USD): $5.58 B
Stock: SITE wb_incandescent
Country: United States
Sector: US Industrials
Industry: US Industrial Distribution

939. Thor Industries, Inc.

Company Profile: Thor Industries, Inc.
Market Cap (USD): $5.57 B
Stock: THO wb_incandescent
Country: United States
Sector: US Consumer Discretionary
Industry: US Recreational Vehicles

940. Shift4 Payments, Inc.

Company Profile: Shift4 Payments, Inc.
Market Cap (USD): $5.55 B
Stock: FOUR wb_incandescent
Country: United States
Sector: US Technology
Industry: US Software—Infrastructure

941. Equitrans Midstream Corporation

Company Profile: Equitrans Midstream Corporation
Market Cap (USD): $5.55 B (July 1, 2024)
Stock: ETRN wb_incandescent
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

942. Vontier Corporation

Company Profile: Vontier Corporation
Market Cap (USD): $5.55 B
Stock: VNT wb_incandescent
Country: United States
Sector: US Technology
Industry: US Scientific & Technical Instruments

943. Commvault Systems, Inc.

Company Profile: Commvault Systems, Inc.
Market Cap (USD): $5.52 B
Stock: CVLT wb_incandescent
Country: United States
Sector: US Technology
Industry: US Software—Application

944. FTI Consulting, Inc.

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

945. RadNet, Inc.

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

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

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

947. Hancock Whitney Corporation

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

948. Portland General Electric Company

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

949. Protagonist Therapeutics, Inc.

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

950. H&R Block, Inc.

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

951. Brookfield Infrastructure Corporation

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

952. Impinj, Inc.

Company Profile: Impinj, Inc.
Market Cap (USD): $5.41 B
Stock: PI wb_incandescent
Country: United States
Sector: US Technology
Industry: US Communication Equipment

953. Teleflex Incorporated

Company Profile: Teleflex Incorporated
Market Cap (USD): $5.41 B
Stock: TFX wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Medical Instruments & Supplies

954. Matador Resources Company

Company Profile: Matador Resources Company
Market Cap (USD): $5.40 B
Stock: MTDR wb_incandescent
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

955. United Bankshares, Inc.

Company Profile: United Bankshares, Inc.
Market Cap (USD): $5.39 B
Stock: UBSI wb_incandescent
Country: United States
Sector: US Financials
Industry: US Banks—Regional

956. UFP Industries, Inc.

Company Profile: UFP Industries, Inc.
Market Cap (USD): $5.37 B
Stock: UFPI wb_incandescent
Country: United States
Sector: US Basic Materials
Industry: US Lumber & Wood Production

957. Kite Realty Group Trust

Company Profile: Kite Realty Group Trust
Market Cap (USD): $5.35 B
Stock: KRG wb_incandescent
Country: United States
Sector: US Real Estate
Industry: US REIT—Retail

958. Cogent Biosciences, Inc.

Company Profile: Cogent Biosciences, Inc.
Market Cap (USD): $5.33 B
Stock: COGT wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

959. PNM Resources, Inc.

Company Profile: PNM Resources, Inc.
Market Cap (USD): $5.33 B
Stock: PNM wb_incandescent
Country: United States
Sector: US Utilities
Industry: US Utilities—Regulated Electric

960. Moelis & Company

Company Profile: Moelis & Company
Market Cap (USD): $5.28 B
Stock: MC wb_incandescent
Country: United States
Sector: US Financials
Industry: US Capital Markets

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