Stock futures hold mild gains amid economic reports

U.S. stock-index futures rose on Tuesday, with the S&P 500 near the 2,000 milestone, after separate reports had orders for durable goods jumping far more than expected in July andgains in the price of homes slowing in June.

Stock futures scaled back their gains after the release of data that had orders for durable goods rising 22.6 percent last month versus a 7.5 percent estimate. The bookings for longer-lasting goods came on increased demand for commercial aircraft.

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Burger King Worldwide rose as sources told CNBC and other media outlets that Warren Buffett is helping to finance the fast-food chain's acquisition of Tim Hortons. Best Buy fell in early New York trading after reporting a larger-than-expected drop in sales.

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Data due at 10 a.m. Eastern could show consumer confidence declined in August.

The benchmark 10-year Treasury yield used in figuring mortgage rates and other consumer loans held at 2.386 percent; the U.S. dollar edged lower against other global currencies.

Dollar-denominated commodities gained, with gold futures for December up $10.50, or 0.8 percent, at $1,289.40 an ounce and crude-oil futures for October shipment up 44 cents, or 0.5 percent, at $93.79 a barrel.

The S&P 500 crossed 2,000 for the first time on Monday, lifted by a round of corporate deals and optimism that the European Central Bank would embark on further moves to stimulate the European economy.