Stocks making the biggest moves midday: Snap, McCormick & Co, Rocket Lab, Apellis, Marvell & more
- Posted on March 31, 2026
- By CNBC
- 2 Views
Stocks making the biggest moves midday: Snap, McCormick & Co, Rocket Lab, Apellis, Marvell & more

Here are some of the names making headlines in midday trading.