Finance

Stocks making the biggest moves midday: Rivian, Orchard Therapeutics, Lamb Weston and more

McDonald’s french fries being prepared. Daniel Acker | Bloomberg | Getty Images Check out the companies making headlines in midday trading. Rivian Automotive — Rivian Automotive shares tanked 19% after the electric vehicle maker announced plans to raise $1.5 billion in convertible notes and offered preliminary third-quarter revenue guidance roughly in line with Wall Street’s…