Here are Wednesday's biggest calls on Wall Street on Wednesday: Goldman Sachs upgrades Shoals to buy from neutral Goldman said the solar company is very attractive. "Upgrade to Buy as gross margin upside potential paired with attractive valuation look compelling." Wells Fargo initiates WillScot as outperform Wells said the mobile trailer office company has "sustained pricing strength."

Wall Street analysts favorite stocks on Wednesday like Nvidia comes via ChinaTechNews.com.