Finance

Stocks making the biggest moves midday: Sunnova Energy, Cal-Maine Foods, Marathon Petroleum and more

The Fluor Corporation logo is displayed on a smartphone. Sopa Images | Lightrocket | Getty Images Check out the companies making headlines in midday trading. Fluor Corporation — The engineering and construction company gained 2% after UBS upgraded Fluor shares to buy. The Wall Street firm is bullish on Fluor after reaching agreements to complete…