U.S. stock futures were roughly 0.5% higher as traders and investors anticipate more corporate earnings and economic data in the days ahead.
CNN parent Time Warner (TWX) topped earnings forecasts and reaffirmed guidance for the year. Insurer Humana (HUM) also reported better than expected earnings before the bell.
CBS (CBS), Whole Foods (WFM) and SolarCity (SCTY) are up in the afternoon.
Tesla (TSLA) shares plunged more than 11% in premarket trading after the electric car maker's third-quarter results were weaker than expected.
Investors will also be keeping tabs on Twitter (TWTR). The social media site, which has more than 230 million users, is widely expected to go public any day.
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U.S. stocks finished mostly flat Tuesday.
Looking ahead to the rest of the week, investors are awaiting the U.S. October jobs report from the Bureau of Labor Statistics. The report is set for release Friday morning and has a strong influence on market sentiment.
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On Thursday both the European Central Bank and the Bank of England will announce interest rate decisions. The ECB is under pressure to cut rates to a new low.
European markets were moving higher in morning trading. The CAC 40 in Paris was leading the way with a 0.7% gain.
Shares in Alstom (ALSMY) were up 5% after the power and transport conglomerate announced a major cost-cutting initiative and plans to sell off various assets.
It was a mixed picture for Asia's stock markets. Japan's Nikkei index and the Shanghai Composite index added 0.8%, while the Hang Seng was flat. In Mumbai, the Sensex shed more than 1% after recently setting an all-time high.