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S&P/TSX Composite
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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 Jan. 1, 2025

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Ranking Company Stock Market Cap (USD) Country Sector Industry
211 Sienna Senior Living Inc. SIA wb_incandescent $947.5 M Canada Canadian Healthcare Canadian Medical Care Facilities
212 Mullen Group Ltd. MTL wb_incandescent $940.8 M Canada Canadian Industrials Canadian Trucking
213 Laurentian Bank of Canada LB wb_incandescent $929.5 M Canada Canadian Financials Canadian Banks—Regional
214 Kelt Exploration Ltd. KEL wb_incandescent $858.8 M Canada Canadian Energy Canadian Oil & Gas E&P
215 Osisko Mining Inc. OSK wb_incandescent $849.7 M

(July 1, 2024)

 Canada Canadian Basic Materials Canadian Other Precious Metals & Mining
216 Precision Drilling Corporation PD wb_incandescent $840.8 M Canada Canadian Energy Canadian Oil & Gas Drilling
217 NorthWest Healthcare Properties Real Estate Investment Trust NWH.UN wb_incandescent $823.3 M Canada Canadian Real Estate Canadian REIT—Healthcare Facilities
218 MTY Food Group Inc. MTY wb_incandescent $796.6 M Canada Canadian Consumer Discretionary Canadian Restaurants
219 Pason Systems Inc. PSI wb_incandescent $784.4 M Canada Canadian Energy Canadian Oil & Gas Equipment & Services
220 Interfor Corporation IFP wb_incandescent $662.5 M Canada Canadian Basic Materials Canadian Lumber & Wood Production
221 Sleep Country Canada Holdings Inc. ZZZ wb_incandescent $626.2 M

(July 1, 2024)

 Canada Canadian Consumer Discretionary Canadian Specialty Retail
222 Africa Oil Corp. AOI wb_incandescent $580.3 M Canada Canadian Energy Canadian Oil & Gas E&P
223 Ballard Power Systems Inc. BLDP wb_incandescent $503.8 M Canada Canadian Industrials Canadian Specialty Industrial Machinery
224 Mattr MATR wb_incandescent Canada Canadian Energy Canadian Oil & Gas Equipment & Services

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

211. Sienna Senior Living Inc.

Company Profile: Sienna Senior Living Inc.
Market Cap (USD): $947.5 M
Stock: SIA wb_incandescent
Country: Canada
Sector: Canadian Healthcare
Industry: Canadian Medical Care Facilities

212. Mullen Group Ltd.

Company Profile: Mullen Group Ltd.
Market Cap (USD): $940.8 M
Stock: MTL wb_incandescent
Country: Canada
Sector: Canadian Industrials
Industry: Canadian Trucking

213. Laurentian Bank of Canada

Company Profile: Laurentian Bank of Canada
Market Cap (USD): $929.5 M
Stock: LB wb_incandescent
Country: Canada
Sector: Canadian Financials
Industry: Canadian Banks—Regional

214. Kelt Exploration Ltd.

Company Profile: Kelt Exploration Ltd.
Market Cap (USD): $858.8 M
Stock: KEL wb_incandescent
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas E&P

215. Osisko Mining Inc.

Company Profile: Osisko Mining Inc.
Market Cap (USD): $849.7 M (July 1, 2024)
Stock: OSK wb_incandescent
Country: Canada
Sector: Canadian Basic Materials
Industry: Canadian Other Precious Metals & Mining

216. Precision Drilling Corporation

Company Profile: Precision Drilling Corporation
Market Cap (USD): $840.8 M
Stock: PD wb_incandescent
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas Drilling

217. NorthWest Healthcare Properties Real Estate Investment Trust

Company Profile: NorthWest Healthcare Properties Real Estate Investment Trust
Market Cap (USD): $823.3 M
Stock: NWH.UN wb_incandescent
Country: Canada
Sector: Canadian Real Estate
Industry: Canadian REIT—Healthcare Facilities

218. MTY Food Group Inc.

Company Profile: MTY Food Group Inc.
Market Cap (USD): $796.6 M
Stock: MTY wb_incandescent
Country: Canada
Sector: Canadian Consumer Discretionary
Industry: Canadian Restaurants

219. Pason Systems Inc.

Company Profile: Pason Systems Inc.
Market Cap (USD): $784.4 M
Stock: PSI wb_incandescent
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas Equipment & Services

220. Interfor Corporation

Company Profile: Interfor Corporation
Market Cap (USD): $662.5 M
Stock: IFP wb_incandescent
Country: Canada
Sector: Canadian Basic Materials
Industry: Canadian Lumber & Wood Production

221. Sleep Country Canada Holdings Inc.

Company Profile: Sleep Country Canada Holdings Inc.
Market Cap (USD): $626.2 M (July 1, 2024)
Stock: ZZZ wb_incandescent
Country: Canada
Sector: Canadian Consumer Discretionary
Industry: Canadian Specialty Retail

222. Africa Oil Corp.

Company Profile: Africa Oil Corp.
Market Cap (USD): $580.3 M
Stock: AOI wb_incandescent
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas E&P

223. Ballard Power Systems Inc.

Company Profile: Ballard Power Systems Inc.
Market Cap (USD): $503.8 M
Stock: BLDP wb_incandescent
Country: Canada
Sector: Canadian Industrials
Industry: Canadian Specialty Industrial Machinery

224. Mattr

Company Profile: Mattr
Stock: MATR wb_incandescent
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas Equipment & Services

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