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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.

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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
2701 Noble Corp plc NE United States US Energy US Oil & Gas Drilling
2702 NuScale Power Corporation SMR United States US Industrials US Specialty Industrial Machinery
2703 Nuvectis Pharma, Inc. NVCT United States US Healthcare US Biotechnology
2704 Ocean Biomedical, Inc. OCEA United States US Healthcare US Biotechnology
2705 OmniAb, Inc. OABI United States US Healthcare US Biotechnology
2706 Origin Materials, Inc. ORGN United States US Basic Materials US Chemicals
2707 Orion Office REIT Inc. ONL United States US Real Estate US REIT—Office
2708 Outbrain Inc. OB United States US Communication Services US Internet Content & Information
2709 P10, Inc. PX United States US Financials US Asset Management
2710 P3 Health Partners Inc. PIII United States US Healthcare US Medical Care Facilities
2711 Paragon 28, Inc. FNA United States US Healthcare US Medical Devices
2712 Payoneer Global Inc. PAYO United States US Technology US Software—Infrastructure
2713 PepGen Inc. PEPG United States US Healthcare US Biotechnology
2714 Perimeter Solutions, SA PRM United States US Basic Materials US Specialty Chemicals
2715 Permian Resources Corp PR United States US Energy US Oil & Gas E&P
2716 Planet Labs PBC PL United States US Industrials US Aerospace & Defense
2717 Portillo's Inc. PTLO United States US Consumer Discretionary US Restaurants
2718 Presto Automation, Inc. PRST United States US Technology US Software—Application
2719 Prime Medicine, Inc. PRME United States US Healthcare US Biotechnology
2720 ProFrac Holding Corp. ACDC United States US Energy US Oil & Gas Equipment & Services
2721 ProKidney Corp. PROK United States US Healthcare US Biotechnology
2722 Ramaco Resources, Inc. METCB United States US Basic Materials US Coking Coal
2723 Remitly Global, Inc. RELY United States US Technology US Software—Infrastructure
2724 Rent the Runway, Inc. RENT United States US Consumer Discretionary US Apparel Retail
2725 RXO, Inc. RXO United States US Industrials US Trucking
2726 Sagimet Biosciences Inc. SGMT United States US Healthcare US Biotechnology
2727 Savers Value Village, Inc. SVV United States US Consumer Discretionary US Specialty Retail
2728 Semler Scientific, Inc. SMLR United States US Healthcare US Medical Devices
2729 Synthesis Energy Systems Inc SES United States US Consumer Discretionary US Auto Parts
2730 Sitio Royalties Corp. STR United States US Energy US Oil & Gas E&P

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

2701. Noble Corp plc

Company Profile: Noble Corp plc
Stock: NE wb_incandescent
Country: United States
Sector: US Energy
Industry: US Oil & Gas Drilling

2702. NuScale Power Corporation

Company Profile: NuScale Power Corporation
Stock: SMR wb_incandescent
Country: United States
Sector: US Industrials
Industry: US Specialty Industrial Machinery

2703. Nuvectis Pharma, Inc.

Company Profile: Nuvectis Pharma, Inc.
Stock: NVCT wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

2704. Ocean Biomedical, Inc.

Company Profile: Ocean Biomedical, Inc.
Stock: OCEA wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

2705. OmniAb, Inc.

Company Profile: OmniAb, Inc.
Stock: OABI wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

2706. Origin Materials, Inc.

Company Profile: Origin Materials, Inc.
Stock: ORGN wb_incandescent
Country: United States
Sector: US Basic Materials
Industry: US Chemicals

2707. Orion Office REIT Inc.

Company Profile: Orion Office REIT Inc.
Stock: ONL wb_incandescent
Country: United States
Sector: US Real Estate
Industry: US REIT—Office

2708. Outbrain Inc.

Company Profile: Outbrain Inc.
Stock: OB wb_incandescent
Country: United States
Sector: US Communication Services
Industry: US Internet Content & Information

2709. P10, Inc.

Company Profile: P10, Inc.
Stock: PX wb_incandescent
Country: United States
Sector: US Financials
Industry: US Asset Management

2710. P3 Health Partners Inc.

Company Profile: P3 Health Partners Inc.
Stock: PIII wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Medical Care Facilities

2711. Paragon 28, Inc.

Company Profile: Paragon 28, Inc.
Stock: FNA wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Medical Devices

2712. Payoneer Global Inc.

Company Profile: Payoneer Global Inc.
Stock: PAYO wb_incandescent
Country: United States
Sector: US Technology
Industry: US Software—Infrastructure

2713. PepGen Inc.

Company Profile: PepGen Inc.
Stock: PEPG wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

2714. Perimeter Solutions, SA

Company Profile: Perimeter Solutions, SA
Stock: PRM wb_incandescent
Country: United States
Sector: US Basic Materials
Industry: US Specialty Chemicals

2715. Permian Resources Corp

Company Profile: Permian Resources Corp
Stock: PR wb_incandescent
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

2716. Planet Labs PBC

Company Profile: Planet Labs PBC
Stock: PL wb_incandescent
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

2717. Portillo's Inc.

Company Profile: Portillo's Inc.
Stock: PTLO wb_incandescent
Country: United States
Sector: US Consumer Discretionary
Industry: US Restaurants

2718. Presto Automation, Inc.

Company Profile: Presto Automation, Inc.
Stock: PRST wb_incandescent
Country: United States
Sector: US Technology
Industry: US Software—Application

2719. Prime Medicine, Inc.

Company Profile: Prime Medicine, Inc.
Stock: PRME wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

2720. ProFrac Holding Corp.

Company Profile: ProFrac Holding Corp.
Stock: ACDC wb_incandescent
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

2721. ProKidney Corp.

Company Profile: ProKidney Corp.
Stock: PROK wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

2722. Ramaco Resources, Inc.

Company Profile: Ramaco Resources, Inc.
Stock: METCB wb_incandescent
Country: United States
Sector: US Basic Materials
Industry: US Coking Coal

2723. Remitly Global, Inc.

Company Profile: Remitly Global, Inc.
Stock: RELY wb_incandescent
Country: United States
Sector: US Technology
Industry: US Software—Infrastructure

2724. Rent the Runway, Inc.

Company Profile: Rent the Runway, Inc.
Stock: RENT wb_incandescent
Country: United States
Sector: US Consumer Discretionary
Industry: US Apparel Retail

2725. RXO, Inc.

Company Profile: RXO, Inc.
Stock: RXO wb_incandescent
Country: United States
Sector: US Industrials
Industry: US Trucking

2726. Sagimet Biosciences Inc.

Company Profile: Sagimet Biosciences Inc.
Stock: SGMT wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

2727. Savers Value Village, Inc.

Company Profile: Savers Value Village, Inc.
Stock: SVV wb_incandescent
Country: United States
Sector: US Consumer Discretionary
Industry: US Specialty Retail

2728. Semler Scientific, Inc.

Company Profile: Semler Scientific, Inc.
Stock: SMLR wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Medical Devices

2729. Synthesis Energy Systems Inc

Company Profile: Synthesis Energy Systems Inc
Stock: SES wb_incandescent
Country: United States
Sector: US Consumer Discretionary
Industry: US Auto Parts

2730. Sitio Royalties Corp.

Company Profile: Sitio Royalties Corp.
Stock: STR wb_incandescent
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

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