U.S. futures edged up in premarket trading Wednesday as it appears likely that the United Kingdom will remain in the European Union following a Thursday referendum. Markets were also buoyed by a slight rise in oil prices.
The S&P 500, the Dow Jones industrial Average and Nasdaq were each about 0.1% higher before the opening bell. Crude oil also climbed about 0.3%, returning to about $50 a barrel.
SolarCity (SCTY) shares were up about 15% after electric-car maker Tesla Motors (TSLA) announced a $2.8 billion takeover offer in postmarket trading Tuesday.
Tesla CEO Elon Musk, who is also the controlling shareholder of SolarCity, said Tesla would purchase the San Mateo, Calif.-based energy services provider for up to $28.50 per share. Tesla shares were down 11% in premarket trading, after falling 9% so far in 2016.
"It's now time to complete the picture," Tesla said in a Tuesday statement, noting that SolarCity would help improve Tesla's recently launched energy-storange department Tesla Energy.
Shares of Winnebago Industries (WGO) were rising more than 7% in premarket trading, after the Forest City, Iowa-based manufacturer of motor homes topped Wall Street quarterly earnings expectations.
Winnebago posted earnings per share for its fiscal third quarter of $0.53, $0.08 above consensus estimates, while sales of $272 million clocked in above analyst forecasts of about $240 million.
Meanwhile, shares of QEP Resources (QEP), the Denver-based oil and gas exploration company, were falling 6% after the company said it plans to spend about $600 million to acquire about 9,400 in new acreage in Texas's Permian Basin.
"The acquisition adds significant drilling inventory in the core of the northern Midland Basin and broadens our footprint in a world-class crude oil basin," CEO Chuck Stanley said in a Tuesday statement.
-- Written by James Passeri