(Corrects TSX index number to 11,059.81 from 11,059.91.60)
TORONTO, Nov 5 (Reuters) - Toronto's main stock index was lower on Thursday morning as weak commodity prices pulled down the market's key oil and gas and mining sectors.
At 9:39 a.m. (1439 GMT), the S&P/TSX composite index .GSPTSE was down 11.39 points, or 0.1 percent, at 11,059.81. The index had opened up slightly, rising 3.4 points. (Reporting by Jennifer Kwan; editing by Peter Galloway)