Here are Tuesday's biggest analyst calls: Nvidia, Apple, Tesla, Ulta, Micron, Amazon, Shake Shack & more

Here are the biggest calls on Wall Street on Tuesday: Bernstein initiates Cameco at outperform Bernstein says the uranium miner is a nuclear beneficiary. "We initiate coverage on Cameco (CCJ) at Outperform with a $52/sh price target (27% potential upside)." DA Davidson initiates Blackline at buy…