Canadian (TSX) Stocks - Biggest Losers Today

UPDATED Aug 12, 2025

Explore the Canadian (TSX) Biggest Losers Today. These stocks have seen the largest drop in Market Cap from the previous trading day.

3,042 companies
CompanyLast Price1D Return1Y ReturnMarket CapAnalysts TargetValuationGrowthDiv YieldIndustry
TRI
Thomson Reuters
CA$234.63-2.6%5.2%CA$108.6bCA$273.06PE47.9xE10.1%1.4%Commercial Services
CSU
Constellation Software
CA$4,681.20-2.5%14.2%CA$101.8bCA$5,550.65PE112.3xE21.0%0.1%Software
WPM
Wheaton Precious Metals
CA$132.82-1.1%66.4%CA$61.0bCA$143.25PE55.5xE8.3%0.7%Materials
ENB
Enbridge
CA$65.23-0.4%20.8%CA$142.8bCA$67.74PE22.9xE6.1%5.8%Energy
LMN
Lumine Group
CA$51.20-3.0%56.1%CA$13.5bCA$59.33PE103.7xE13.4%n/aSoftware
GIL
Gildan Activewear
CA$67.65-3.7%17.9%CA$10.5bCA$79.43PE15.1xE6.6%1.8%Consumer Durables
QSP.UN
Restaurant Brands International Limited Partnership
CA$89.00-1.2%-7.3%CA$29.9bn/aPE18xn/a3.8%Consumer Services
GIB.A
CGI
CA$129.50-1.3%-12.0%CA$28.9bCA$171.17PE16.7xE9.4%0.5%Software
DOL
Dollarama
CA$191.41-0.6%46.8%CA$53.2bCA$197.40PE43.1xE9.2%0.2%Retail
ATD
Alimentation Couche-Tard
CA$69.66-0.4%-15.4%CA$66.3bCA$82.86PE18.6xE7.9%1.1%Consumer Retailing
GFL
GFL Environmental
CA$69.51-1.0%25.8%CA$25.5bCA$74.25PE6314xE-17.8%0.1%Commercial Services
TOI
Topicus.com
CA$172.90-1.8%43.2%CA$14.7bCA$214.45PE70.2xE4.8%n/aSoftware
OLA
Orla Mining
CA$13.49-4.9%162.5%CA$4.6bCA$18.39PE1917.2xE73.3%n/aMaterials
EMA
Emera
CA$65.21-1.0%32.6%CA$19.7bCA$64.70PE22.3xE6.3%4.4%Utilities
H
Hydro One
CA$50.43-0.6%13.7%CA$30.4bCA$49.03PE24.8xE5.7%2.5%Utilities
FFH
Fairfax Financial Holdings
CA$2,338.09-0.3%53.5%CA$51.3bCA$2,635.15PE8.1xE-13.1%0.9%Insurance
NTR
Nutrien
CA$77.25-0.5%21.2%CA$37.7bCA$85.29PE20xE8.2%3.9%Materials
DEFI
DeFi Technologies
CA$3.54-11.5%70.2%CA$1.3bCA$7.80PS21.2xE65.6%n/aDiversified Financials
IFC
Intact Financial
CA$278.01-0.3%11.6%CA$49.7bCA$329.92PE21.3xE7.2%1.9%Insurance
SOBO
South Bow
CA$37.82-1.3%n/aCA$8.0bCA$35.76PE19.1xE11.3%7.3%Energy
FTS
Fortis
CA$69.63-0.3%16.9%CA$35.0bCA$67.94PE20.6xE6.3%3.5%Utilities
ARX
ARC Resources
CA$27.30-0.6%7.6%CA$16.0bCA$34.31PE10.6xE7.5%2.8%Energy
PPL
Pembina Pipeline
CA$49.16-0.3%-5.8%CA$28.7bCA$58.72PE16.6xE5.6%5.8%Energy
GTII
Green Thumb Industries
CA$11.32-3.3%-21.4%CA$2.7bCA$17.00PE65.7xE35.8%n/aPharmaceuticals & Biotech
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