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Top S&P/TSX Composite Companies by Market Cap and Stocks in 2025

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

S&P/TSX Composite Chart & Analysis

Top S&P/TSX Composite Companies Ranking by Market Cap as of July 1, 2025

Ranking Company Stock Market Cap (USD) Country Sector Industry
121 MDA Ltd MDA wb_incandescent $3.31 B Canada Canadian Industrials Canadian Aerospace & Defense
122 Orla Mining Ltd. OLA wb_incandescent $3.29 B Canada Canadian Basic Materials Canadian Gold
123 OceanaGold Corporation OGC wb_incandescent $3.28 B Canada Canadian Basic Materials Canadian Gold
124 SmartCentres Real Estate Investment Trust SRU.UN wb_incandescent $3.24 B Canada Canadian Real Estate Canadian REIT鈥擱etail
125 Stella-Jones Inc. SJ wb_incandescent $3.21 B Canada Canadian Basic Materials Canadian Lumber & Wood Production
126 ATS Corporation ATS wb_incandescent $3.16 B Canada Canadian Industrials Canadian Specialty Industrial Machinery
127 TransAlta Corporation TA wb_incandescent $3.15 B Canada Canadian Utilities Canadian Utilities鈥擨ndependent Power Producers
128 Granite Real Estate Investment Trust GRT.UN wb_incandescent $3.13 B Canada Canadian Real Estate Canadian REIT鈥擨ndustrial
129 Enerplus Corporation ERF wb_incandescent $3.09 B

(Jan. 1, 2024)

 Canada Canadian Energy Canadian Oil & Gas E&P
130 Filo Mining Corp FIL wb_incandescent $2.99 B

(Jan. 1, 2025)

 Canada Canadian Basic Materials Canadian Other Industrial Metals & Mining
131 First Capital Real Estate Investment Trust FCR.UN wb_incandescent $2.90 B Canada Canadian Real Estate Canadian REIT鈥擱etail
132 Linamar Corporation LNR wb_incandescent $2.89 B Canada Canadian Consumer Discretionary Canadian Auto Parts
133 Topaz Energy Corp. TPZ wb_incandescent $2.87 B Canada Canadian Energy Canadian Oil & Gas Midstream
134 Gibson Energy Inc. GEI wb_incandescent $2.85 B Canada Canadian Energy Canadian Oil & Gas Midstream
135 Sandstorm Gold Ltd. SSL wb_incandescent $2.83 B Canada Canadian Basic Materials Canadian Gold
136 Equitable Group Inc. EQB wb_incandescent $2.81 B Canada Canadian Financials Canadian Mortgage Finance
137 Torex Gold Resources Inc. TXG wb_incandescent $2.75 B Canada Canadian Basic Materials Canadian Gold
138 CT Real Estate Investment Trust CRT.UN wb_incandescent $2.74 B Canada Canadian Real Estate Canadian REIT鈥擱etail
139 Peyto Exploration & Development Corp. PEY wb_incandescent $2.74 B Canada Canadian Energy Canadian Oil & Gas E&P
140 Boardwalk Real Estate Investment Trust BEI.UN wb_incandescent $2.73 B Canada Canadian Real Estate Canadian REIT鈥擱esidential
141 Premium Brands Holdings Corporation PBH wb_incandescent $2.71 B Canada Canadian Consumer Staples Canadian Packaged Foods
142 K92 Mining Inc. KNT wb_incandescent $2.68 B Canada Canadian Basic Materials Canadian Gold
143 Dundee Precious Metals Inc. DPM wb_incandescent $2.65 B Canada Canadian Basic Materials Canadian Gold
144 SSR Mining Inc. SSRM wb_incandescent $2.65 B Canada Canadian Basic Materials Canadian Gold
145 Maple Leaf Foods Inc. MFI wb_incandescent $2.59 B Canada Canadian Consumer Staples Canadian Packaged Foods
146 Secure Energy Services Inc. SES wb_incandescent $2.56 B Canada Canadian Energy Canadian Oil & Gas Equipment & Services
147 Bausch Health Companies Inc. BHC wb_incandescent $2.56 B Canada Canadian Healthcare Canadian Drug Manufacturers鈥擲pecialty & Generic
148 H&R Real Estate Investment Trust HR.UN wb_incandescent $2.56 B Canada Canadian Real Estate Canadian REIT鈥擠iversified
149 BlackBerry Limited BB wb_incandescent $2.54 B Canada Canadian Technology Canadian Software鈥擨nfrastructure
150 Dream Industrial Real Estate Investment Trust DIR.UN wb_incandescent $2.50 B Canada Canadian Real Estate Canadian REIT鈥擨ndustrial

Top S&P/TSX Composite Companies Ranking by Market Cap as of July 1, 2025

121. MDA Ltd

Company Profile: MDA Ltd
Market Cap (USD): $3.31 B
Stock: MDA wb_incandescent
Country: Canada
Sector: Canadian Industrials
Industry: Canadian Aerospace & Defense

122. Orla Mining Ltd.

Company Profile: Orla Mining Ltd.
Market Cap (USD): $3.29 B
Stock: OLA wb_incandescent
Country: Canada
Sector: Canadian Basic Materials
Industry: Canadian Gold

123. OceanaGold Corporation

Company Profile: OceanaGold Corporation
Market Cap (USD): $3.28 B
Stock: OGC wb_incandescent
Country: Canada
Sector: Canadian Basic Materials
Industry: Canadian Gold

124. SmartCentres Real Estate Investment Trust

Company Profile: SmartCentres Real Estate Investment Trust
Market Cap (USD): $3.24 B
Stock: SRU.UN wb_incandescent
Country: Canada
Sector: Canadian Real Estate
Industry: Canadian REIT鈥擱etail

125. Stella-Jones Inc.

Company Profile: Stella-Jones Inc.
Market Cap (USD): $3.21 B
Stock: SJ wb_incandescent
Country: Canada
Sector: Canadian Basic Materials
Industry: Canadian Lumber & Wood Production

126. ATS Corporation

Company Profile: ATS Corporation
Market Cap (USD): $3.16 B
Stock: ATS wb_incandescent
Country: Canada
Sector: Canadian Industrials
Industry: Canadian Specialty Industrial Machinery

127. TransAlta Corporation

Company Profile: TransAlta Corporation
Market Cap (USD): $3.15 B
Stock: TA wb_incandescent
Country: Canada
Sector: Canadian Utilities
Industry: Canadian Utilities鈥擨ndependent Power Producers

128. Granite Real Estate Investment Trust

Company Profile: Granite Real Estate Investment Trust
Market Cap (USD): $3.13 B
Stock: GRT.UN wb_incandescent
Country: Canada
Sector: Canadian Real Estate
Industry: Canadian REIT鈥擨ndustrial

129. Enerplus Corporation

Company Profile: Enerplus Corporation
Market Cap (USD): $3.09 B (Jan. 1, 2024)
Stock: ERF wb_incandescent
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas E&P

130. Filo Mining Corp

Company Profile: Filo Mining Corp
Market Cap (USD): $2.99 B (Jan. 1, 2025)
Stock: FIL wb_incandescent
Country: Canada
Sector: Canadian Basic Materials
Industry: Canadian Other Industrial Metals & Mining

131. First Capital Real Estate Investment Trust

Company Profile: First Capital Real Estate Investment Trust
Market Cap (USD): $2.90 B
Stock: FCR.UN wb_incandescent
Country: Canada
Sector: Canadian Real Estate
Industry: Canadian REIT鈥擱etail

132. Linamar Corporation

Company Profile: Linamar Corporation
Market Cap (USD): $2.89 B
Stock: LNR wb_incandescent
Country: Canada
Sector: Canadian Consumer Discretionary
Industry: Canadian Auto Parts

133. Topaz Energy Corp.

Company Profile: Topaz Energy Corp.
Market Cap (USD): $2.87 B
Stock: TPZ wb_incandescent
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas Midstream

134. Gibson Energy Inc.

Company Profile: Gibson Energy Inc.
Market Cap (USD): $2.85 B
Stock: GEI wb_incandescent
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas Midstream

135. Sandstorm Gold Ltd.

Company Profile: Sandstorm Gold Ltd.
Market Cap (USD): $2.83 B
Stock: SSL wb_incandescent
Country: Canada
Sector: Canadian Basic Materials
Industry: Canadian Gold

136. Equitable Group Inc.

Company Profile: Equitable Group Inc.
Market Cap (USD): $2.81 B
Stock: EQB wb_incandescent
Country: Canada
Sector: Canadian Financials
Industry: Canadian Mortgage Finance

137. Torex Gold Resources Inc.

Company Profile: Torex Gold Resources Inc.
Market Cap (USD): $2.75 B
Stock: TXG wb_incandescent
Country: Canada
Sector: Canadian Basic Materials
Industry: Canadian Gold

138. CT Real Estate Investment Trust

Company Profile: CT Real Estate Investment Trust
Market Cap (USD): $2.74 B
Stock: CRT.UN wb_incandescent
Country: Canada
Sector: Canadian Real Estate
Industry: Canadian REIT鈥擱etail

139. Peyto Exploration & Development Corp.

Company Profile: Peyto Exploration & Development Corp.
Market Cap (USD): $2.74 B
Stock: PEY wb_incandescent
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas E&P

140. Boardwalk Real Estate Investment Trust

Company Profile: Boardwalk Real Estate Investment Trust
Market Cap (USD): $2.73 B
Stock: BEI.UN wb_incandescent
Country: Canada
Sector: Canadian Real Estate
Industry: Canadian REIT鈥擱esidential

141. Premium Brands Holdings Corporation

Company Profile: Premium Brands Holdings Corporation
Market Cap (USD): $2.71 B
Stock: PBH wb_incandescent
Country: Canada
Sector: Canadian Consumer Staples
Industry: Canadian Packaged Foods

142. K92 Mining Inc.

Company Profile: K92 Mining Inc.
Market Cap (USD): $2.68 B
Stock: KNT wb_incandescent
Country: Canada
Sector: Canadian Basic Materials
Industry: Canadian Gold

143. Dundee Precious Metals Inc.

Company Profile: Dundee Precious Metals Inc.
Market Cap (USD): $2.65 B
Stock: DPM wb_incandescent
Country: Canada
Sector: Canadian Basic Materials
Industry: Canadian Gold

144. SSR Mining Inc.

Company Profile: SSR Mining Inc.
Market Cap (USD): $2.65 B
Stock: SSRM wb_incandescent
Country: Canada
Sector: Canadian Basic Materials
Industry: Canadian Gold

145. Maple Leaf Foods Inc.

Company Profile: Maple Leaf Foods Inc.
Market Cap (USD): $2.59 B
Stock: MFI wb_incandescent
Country: Canada
Sector: Canadian Consumer Staples
Industry: Canadian Packaged Foods

146. Secure Energy Services Inc.

Company Profile: Secure Energy Services Inc.
Market Cap (USD): $2.56 B
Stock: SES wb_incandescent
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas Equipment & Services

147. Bausch Health Companies Inc.

Company Profile: Bausch Health Companies Inc.
Market Cap (USD): $2.56 B
Stock: BHC wb_incandescent
Country: Canada
Sector: Canadian Healthcare
Industry: Canadian Drug Manufacturers鈥擲pecialty & Generic

148. H&R Real Estate Investment Trust

Company Profile: H&R Real Estate Investment Trust
Market Cap (USD): $2.56 B
Stock: HR.UN wb_incandescent
Country: Canada
Sector: Canadian Real Estate
Industry: Canadian REIT鈥擠iversified

149. BlackBerry Limited

Company Profile: BlackBerry Limited
Market Cap (USD): $2.54 B
Stock: BB wb_incandescent
Country: Canada
Sector: Canadian Technology
Industry: Canadian Software鈥擨nfrastructure

150. Dream Industrial Real Estate Investment Trust

Company Profile: Dream Industrial Real Estate Investment Trust
Market Cap (USD): $2.50 B
Stock: DIR.UN wb_incandescent
Country: Canada
Sector: Canadian Real Estate
Industry: Canadian REIT鈥擨ndustrial

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