Stocks held back by slumps for energy, auto parts companies

NEW YORK (AP) — U.S. stock indexes were mixed Wednesday as energy companies skidded along with oil prices, but technology stocks rose and reversed a portion of their recent losses.

After O’Reilly Automotive reported weak sales growth in the second quarter, the three biggest losers on the Standard & Poor’s 500 index were all auto parts companies. Car makers slumped, too.

An eight-day rally in U.S....