S&P 500 futures were up 0.3%, Dow Jones Industrial Average futures added 0.2%, and Nasdaq futures climbed 0.4%.
American Express moved 2.6% higher in premarket trading following a first-quarter earnings beat. The credit card company reported earnings of $1.34 a share on revenue of $7.9 billion. Analysts anticipated $1.28 a share in earnings on sales of roughly $7.7 billion. Excluding its Costco-related revenue, adjusted sales came in 7% higher than a year earlier.
Qualcomm added 1.1% in premarket trading following better-than-expected earnings and sales over its fiscal second quarter. Per-share earnings of $1.34 a share beat expectations of $1.19, while revenue of $5.99 billion came in higher than analysts' targets of $5.89 billion. Qualcomm's third-quarter profit guidance of 90 cents to $1.15 a share bracketed estimates of $1.09.
The chipmaker is currently embroiled in two different lawsuits over high patent fees, including a $1 billion claim against it by Apple (AAPL) . The company, which is one of Apple's suppliers, said it is not clear whether Apple's contract manufacturers will underpay royalties owed under their contracts this quarter.
Verizon (VZ) declined by 1.6% before the bell after just falling shy of profit estimates over its first quarter and reporting a decline in revenue. Adjusted earnings of 95 cents a share came in a penny short of estimates. Revenue fell to $29.81 billion over the quarter, down from $32.17 a year earlier and below consensus of $30.41 billion. Wireless customers fell for the first time. The telecom committed to previous 2017 guidance.