BY DAMIAN J. TROISE AND ALEX VEIGA, AP Business Writers

Technology companies led stocks to more gains on Wall Street Thursday, nudging the S&P 500 to an all-time high for the third time this week.

The benchmark index rose 0.4% and is on track for its third straight weekly gain. Stocks within the S&P 500 were about evenly split between gainers and losers, with technology companies driving much of the rally. Those gains were tempered mainly by a slide in energy stocks and real estate companies.

Bond yields, which had been steadily ticking higher, continued to inch back from the highs they hit earlier in the month. The yield on the 10-year U.S. Treasury note, which influences interest rates on mortgages and other loans, fell to 1.63% from 1.65% late Wednesday. It had been as high as 1.75% on Monday.

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