Canada’s main stock index fell on Tuesday, reflecting weakness on Wall Street as U.S. Treasury yields hit multi-year highs and interest rates are likely to remain high for longer.

At 10:55 a.m. ET (1455 GMT), the Toronto Stock Exchange’s S&P/TSX Composite Index fell 139.33 points, or 0.7 percent, to 19,661.28, while Wall Street’s major indexes each fell about 1%.

The Canadian Tech Index posted the biggest decline among sectors, falling 1.5%, as rising government bond yields hurt the interest rate-sensitive group.

U.S. bond yields have risen recently, with the benchmark 10-year Treasury yield hitting its highest level since October 2007 on Tuesday, as comments from Federal Reserve officials and economic data reinforced bets that bond yields will not will sink quickly.

“Investors are tired of the Fed … they’re trying to figure out if there’s a way out of the recession, and the current view is that higher interest rates will destroy growth stocks,” said Peter Anderson, founder of Andersen Capital Management.

The materials sector, which includes precious and base metals miners and fertilizer companies, fell 0.8% as gold and copper prices fell against a stronger dollar.

Copper prices were also hit by concerns over China’s real estate sector and the week-long holiday in China starting September 29.

The energy sector posted gains for the third straight day, pushing oil prices up 0.8%.

The likelihood of a partial government shutdown in the U.S. by Sunday also added to investor concerns.

Meanwhile, Canadian wholesale trade most likely rose 2.6% in August compared to July, following higher sales in the machinery, equipment and supplies subsector and the products subsector. Miscellaneous, Statistics Canada said in a flash estimate.

On the corporate front, Westshore Terminals Investment led the losers, falling 8.2% after RBC downgraded the stock to “Sector Perform” from Outperform. (Reporting by Khushi Singh in Bengaluru; Editing by Tasim Zahid)