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Top S&P 500 Companies by Market Cap and Stocks in 2026

This is the list of the largest public listed companies in the S&P 500 index ranked by market capitalization, together with links to their reference stock, sector and industry.

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Top S&P 500 Companies Ranking by Market Cap as of Jan. 1, 2026

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Ranking Company Stock Market Cap (USD) Country Sector Industry
121 3M Company MMM $86.19 B United States US Industrials US Specialty Industrial Machinery
122 United Parcel Service, Inc. UPS $85.70 B United States US Industrials US Integrated Freight & Logistics
123 Howmet Aerospace Inc. HWM $85.21 B United States US Industrials US Specialty Industrial Machinery
124 Marriott International, Inc. MAR $85.08 B United States US Consumer Discretionary US Lodging
125 Cadence Design Systems, Inc. CDNS $84.58 B United States US Technology US Software—Application
126 U.S. Bancorp USB $83.93 B United States US Financials US Banks—Regional
127 Northrop Grumman Corporation NOC $83.86 B United States US Industrials US Aerospace & Defense
128 The PNC Financial Services Group, Inc. PNC $83.09 B United States US Financials US Banks—Regional
129 The Bank of New York Mellon Corporation BK $82.54 B United States US Financials US Asset Management
130 Regeneron Pharmaceuticals, Inc. REGN $82.28 B United States US Healthcare US Biotechnology
131 American Tower Corporation (REIT) AMT $81.85 B United States US Real Estate US REIT—Specialty
132 The Sherwin-Williams Company SHW $81.74 B United States US Basic Materials US Specialty Chemicals
133 Airbnb, Inc. ABNB $81.43 B United States US Communication Services US Internet Content & Information
134 Johnson Controls International plc JCI $80.04 B Ireland Irish Industrials Irish Engineering & Construction
135 Elevance Health, Inc. ELV $79.77 B United States US Healthcare US Healthcare Plans
136 Corning Incorporated GLW $77.74 B United States US Technology US Electronic Components
137 Royal Caribbean Cruises Ltd. RCL $77.25 B United States US Consumer Discretionary US Travel Services
138 General Motors Company GM $77.10 B United States US Consumer Discretionary US Auto Manufacturers
139 TransDigm Group Incorporated TDG $76.55 B United States US Industrials US Aerospace & Defense
140 O'Reilly Automotive, Inc. ORLY $76.43 B United States US Consumer Discretionary US Specialty Retail
141 Emerson Electric Co. EMR $76.37 B United States US Industrials US Specialty Industrial Machinery
142 Equinix, Inc. (REIT) EQIX $75.02 B United States US Real Estate US REIT—Specialty
143 Freeport-McMoRan Inc. FCX $74.57 B United States US Basic Materials US Copper
144 Cigna Corporation CI $74.56 B United States US Healthcare US Healthcare Plans
145 Cintas Corporation CTAS $74.50 B United States US Industrials US Specialty Business Services
146 Ecolab Inc. ECL $74.49 B United States US Basic Materials US Specialty Chemicals
147 Monster Beverage Corporation MNST $74.41 B United States US Consumer Staples US Beverages—Non-Alcoholic
148 The Williams Companies, Inc. WMB $74.31 B United States US Energy US Oil & Gas Midstream
149 Aon Plc AON $74.23 B Ireland Irish Financials Irish Insurance Brokers
150 Illinois Tool Works Inc. ITW $72.73 B United States US Industrials US Specialty Industrial Machinery

Top S&P 500 Companies Ranking by Market Cap as of Jan. 1, 2026

121. 3M Company

Company Profile: 3M Company
Market Cap (USD): $86.19 B
Stock: MMM wb_incandescent
Country: United States
Sector: US Industrials
Industry: US Specialty Industrial Machinery

122. UPS

Company Profile: United Parcel Service, Inc.
Market Cap (USD): $85.70 B
Stock: UPS wb_incandescent
Country: United States
Sector: US Industrials
Industry: US Integrated Freight & Logistics

123. Howmet Aerospace Inc.

Company Profile: Howmet Aerospace Inc.
Market Cap (USD): $85.21 B
Stock: HWM wb_incandescent
Country: United States
Sector: US Industrials
Industry: US Specialty Industrial Machinery

124. Marriott International, Inc.

Company Profile: Marriott International, Inc.
Market Cap (USD): $85.08 B
Stock: MAR wb_incandescent
Country: United States
Sector: US Consumer Discretionary
Industry: US Lodging

125. Cadence

Company Profile: Cadence Design Systems, Inc.
Market Cap (USD): $84.58 B
Stock: CDNS wb_incandescent
Country: United States
Sector: US Technology
Industry: US Software—Application

126. U.S. Bancorp

Company Profile: U.S. Bancorp
Market Cap (USD): $83.93 B
Stock: USB wb_incandescent
Country: United States
Sector: US Financials
Industry: US Banks—Regional

127. Northrop Grumman Corporation

Company Profile: Northrop Grumman Corporation
Market Cap (USD): $83.86 B
Stock: NOC wb_incandescent
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

128. The PNC Financial Services Group, Inc.

Company Profile: The PNC Financial Services Group, Inc.
Market Cap (USD): $83.09 B
Stock: PNC wb_incandescent
Country: United States
Sector: US Financials
Industry: US Banks—Regional

129. The Bank of New York Mellon Corporation

Company Profile: The Bank of New York Mellon Corporation
Market Cap (USD): $82.54 B
Stock: BK wb_incandescent
Country: United States
Sector: US Financials
Industry: US Asset Management

130. Regeneron Pharmaceuticals, Inc.

Company Profile: Regeneron Pharmaceuticals, Inc.
Market Cap (USD): $82.28 B
Stock: REGN wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

131. American Tower

Company Profile: American Tower Corporation (REIT)
Market Cap (USD): $81.85 B
Stock: AMT wb_incandescent
Country: United States
Sector: US Real Estate
Industry: US REIT—Specialty

132. The Sherwin-Williams Company

Company Profile: The Sherwin-Williams Company
Market Cap (USD): $81.74 B
Stock: SHW wb_incandescent
Country: United States
Sector: US Basic Materials
Industry: US Specialty Chemicals

133. Airbnb, Inc.

Company Profile: Airbnb, Inc.
Market Cap (USD): $81.43 B
Stock: ABNB wb_incandescent
Country: United States
Sector: US Communication Services
Industry: US Internet Content & Information

134. Johnson Controls International plc

Company Profile: Johnson Controls International plc
Market Cap (USD): $80.04 B
Stock: JCI wb_incandescent
Country: Ireland
Sector: Irish Industrials
Industry: Irish Engineering & Construction

135. Elevance Health

Company Profile: Elevance Health, Inc.
Market Cap (USD): $79.77 B
Stock: ELV wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Healthcare Plans

136. Corning Incorporated

Company Profile: Corning Incorporated
Market Cap (USD): $77.74 B
Stock: GLW wb_incandescent
Country: United States
Sector: US Technology
Industry: US Electronic Components

137. Royal Caribbean Cruises Ltd.

Company Profile: Royal Caribbean Cruises Ltd.
Market Cap (USD): $77.25 B
Stock: RCL wb_incandescent
Country: United States
Sector: US Consumer Discretionary
Industry: US Travel Services

138. General Motors Company

Company Profile: General Motors Company
Market Cap (USD): $77.10 B
Stock: GM wb_incandescent
Country: United States
Sector: US Consumer Discretionary
Industry: US Auto Manufacturers

139. TransDigm Group Incorporated

Company Profile: TransDigm Group Incorporated
Market Cap (USD): $76.55 B
Stock: TDG wb_incandescent
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

140. O'Reilly Automotive, Inc.

Company Profile: O'Reilly Automotive, Inc.
Market Cap (USD): $76.43 B
Stock: ORLY wb_incandescent
Country: United States
Sector: US Consumer Discretionary
Industry: US Specialty Retail

141. Emerson Electric Co.

Company Profile: Emerson Electric Co.
Market Cap (USD): $76.37 B
Stock: EMR wb_incandescent
Country: United States
Sector: US Industrials
Industry: US Specialty Industrial Machinery

142. Equinix, Inc. (REIT)

Company Profile: Equinix, Inc. (REIT)
Market Cap (USD): $75.02 B
Stock: EQIX wb_incandescent
Country: United States
Sector: US Real Estate
Industry: US REIT—Specialty

143. Freeport-McMoRan Inc.

Company Profile: Freeport-McMoRan Inc.
Market Cap (USD): $74.57 B
Stock: FCX wb_incandescent
Country: United States
Sector: US Basic Materials
Industry: US Copper

144. Cigna Corporation

Company Profile: Cigna Corporation
Market Cap (USD): $74.56 B
Stock: CI wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Healthcare Plans

145. Cintas Corporation

Company Profile: Cintas Corporation
Market Cap (USD): $74.50 B
Stock: CTAS wb_incandescent
Country: United States
Sector: US Industrials
Industry: US Specialty Business Services

146. Ecolab Inc.

Company Profile: Ecolab Inc.
Market Cap (USD): $74.49 B
Stock: ECL wb_incandescent
Country: United States
Sector: US Basic Materials
Industry: US Specialty Chemicals

147. Monster Beverage Corporation

Company Profile: Monster Beverage Corporation
Market Cap (USD): $74.41 B
Stock: MNST wb_incandescent
Country: United States
Sector: US Consumer Staples
Industry: US Beverages—Non-Alcoholic

148. The Williams Companies, Inc.

Company Profile: The Williams Companies, Inc.
Market Cap (USD): $74.31 B
Stock: WMB wb_incandescent
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

149. Aon Plc

Company Profile: Aon Plc
Market Cap (USD): $74.23 B
Stock: AON wb_incandescent
Country: Ireland
Sector: Irish Financials
Industry: Irish Insurance Brokers

150. Illinois Tool Works Inc.

Company Profile: Illinois Tool Works Inc.
Market Cap (USD): $72.73 B
Stock: ITW wb_incandescent
Country: United States
Sector: US Industrials
Industry: US Specialty Industrial Machinery

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