Stocks making the biggest moves midday: Boeing, Nvidia, Autodesk, Gilead Sciences and more

Stocks making the biggest moves midday: Boeing, Nvidia, Autodesk, Gilead Sciences and more

These are the stocks posting the largest moves in midday trading.

Starboard is about to launch a proxy battle at Autodesk. The activist investor, who holds a stake of more than $500 million in Autodesk, intends to appoint a minority list of candidates for the position of administrator.