TSX close — Tuesday, 18 August 2026

TSX closed down 0.72%

TSX treemap for Tuesday, 18 August 2026: each company sized by market capitalisation and coloured by its move that day

TSX movers — August 18, 2026

Of the 729 companies tracked in the TSX, 206 rose and 445 fell, with 78 unchanged. Energy led the day at +0.89%, while Materials lagged at -2.41%.

Top gainers · TSX

ACD.TO ACCORD FINANCIAL +26.15%
BOS.TO AIRBOSS AMERICA J +12.01%
AMC.TO ARIZONA METALS CORP +11.76%
CRWN.TO CROWN CAPITAL PARTNERS INC +10.20%
SVA.TO SERNOVA BIOTHERAPEUTICS INC +10.00%
S.TO SHERRITT INTL RV +8.33%
KLS.TO KELSO TECHNOLOGIES INC +8.33%
ANRG.TO ANAERGIA INC +8.05%

Top losers · TSX

AAB.TO ABERDEEN INTERNATIONAL INC. -33.33%
BRY.TO BRI CHEM CORP -16.13%
KEEL.TO KEEL INFRASTRUCTURE CORP -15.65%
FTU.TO US FINANCIAL 15 SPLIT CORP. -15.48%
GEC.TO GLOBAL EDUCATION COMMUNITIES CO -14.81%
GRC.TO GOLD SPRINGS RESOURCE CORP -12.50%
TVA-B.TO TVA GROUP INC., CL.B, NV -10.74%
ADCO.TO ADCORE INC -10.71%

By sector

Energy +0.89%
Healthcare +0.38%
Real Estate +0.20%
Consumer Staples -0.01%
Communication Services -0.05%
Financials -0.29%
Industrials -0.43%
Consumer Discretionary -0.62%
Utilities -0.70%
Technology -1.01%
Unknown -2.34%
Materials -2.41%

Open the interactive TSX map ← 17 Aug 2026 19 Aug 2026 →All sessions

The same session elsewhere: S&P 500 NASDAQ Dow Jones

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