TSX close — Wednesday, 17 December 2025

TSX closed down 1.58%

TSX treemap for Wednesday, 17 December 2025: each company sized by market capitalisation and coloured by its move that day

TSX movers — December 17, 2025

Of the 706 companies tracked in the TSX, 310 rose and 296 fell, with 100 unchanged. Unknown led the day at +0.94%, while Communication Services lagged at -3.00%.

Top gainers · TSX

TSND.TO TERRASCEND CORP +18.18%
CRWN.TO CROWN CAPITAL PARTNERS INC +18.00%
IFA.TO IFABRIC CORP +12.67%
CVO.TO COVEO SOLUTIONS INC +11.27%
HMMC.TO HEMLO MINING CORP +11.24%
OGI.TO ORGANIGRAM GLOBAL INC +11.11%
AMC.TO ARIZONA METALS CORP +11.11%
KSI.TO KNEAT.COM INC +10.77%

Top losers · TSX

RTG.TO RTG MINING INC -25.00%
KRN.TO KARNALYTE RESOURCES INC -20.69%
TVA-B.TO TVA GROUP INC., CL.B, NV -17.46%
SFD.TO NXT ENERGY SOLUTIONS INC -13.89%
GVC.TO GLACIER MEDIA INC -13.04%
IVQ-U.TO INVESQUE INC -10.53%
MPCT-UN.TO DREAM IMPACT TRUST -10.26%
TGO.TO TERAGO INC. -10.14%

By sector

Unknown +0.94%
Materials +0.92%
Energy +0.84%
Healthcare +0.53%
Consumer Staples +0.31%
Real Estate +0.12%
Financials +0.05%
Utilities -0.13%
Industrials -0.30%
Technology -1.67%
Consumer Discretionary -1.99%
Communication Services -3.00%

Open the interactive TSX map ← 16 Dec 2025 18 Dec 2025 →All sessions

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

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