TSX close — Monday, 31 August 2026

TSX closed down 0.42%

TSX treemap for Monday, 31 August 2026: each company sized by market capitalisation and coloured by its move that day

TSX movers — August 31, 2026

Of the 726 companies tracked in the TSX, 239 rose and 413 fell, with 74 unchanged. Energy led the day at +0.96%, while Communication Services lagged at -1.99%.

Top gainers · TSX

DIAM.TO STAR DIAMOND CORPORATION +50.00%
EAGR.TO EAST SIDE GAMES GROUP INC +50.00%
AAB.TO ABERDEEN INTERNATIONAL INC. +50.00%
DND.TO DYE AND DURHAM LIMITED +17.65%
CRWN.TO CROWN CAPITAL PARTNERS INC +12.12%
RBN-UN.TO BLUE RIBBON INCOME FUND +12.04%
TSL.TO TREE ISLAND STEEL LTD +11.95%
HMM-A.TO HAMMOND MANUFACTURING CO. LTD, +8.08%

Top losers · TSX

RTG.TO RTG MINING INC -20.00%
XMF-A.TO M SPLIT CORP CAPITAL SHARES 201 -17.50%
AVL.TO AVALON ADVANCED MATERIALS INC -12.37%
PPR.TO PRAIRIE PROVIDENT RESOURCES INC -11.43%
BKI.TO BLACK IRON INC -10.00%
SLT-U.TO SALTIRE CAPITAL LTD USD -8.61%
BOIL.TO BEYOND OIL LTD -8.42%
MSV.TO MINCO SILVER CORP. -8.33%

By sector

Energy +0.96%
Healthcare +0.20%
Consumer Discretionary +0.06%
Technology -0.11%
Utilities -0.19%
Consumer Staples -0.32%
Financials -0.52%
Real Estate -1.16%
Industrials -1.23%
Materials -1.67%
Unknown -1.80%
Communication Services -1.99%

Open the interactive TSX map ← 28 Aug 2026 1 Sep 2026 →All sessions

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

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