Market Snapshot: U.S. tech stocks hint at rebound ahead of GDP, Twitter results

U.S. stock futures inched up modestly on Friday, as investors awaited a highly anticipated reading of gross domestic product, and juggled another batch of corporate results.

More earnings updates from tech companies were due, with Twitter, Inc. expected to report ahead of the open, on the heels of Amazon.com Inc., whose record profit reported late Thursday helped soothe an otherwise tough week for tech-sector earnings.

What are the main benchmarks doing?

Dow Jones Industrial Average futures YMU8, +0.03% rose 30 points to 25,554, while S&P 500 futures ESU8, +0.03% inched up 3 points to 2,846.25.

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