Here are Tuesday's biggest analyst calls: Nvidia, Apple, Meta, Uber, Netflix, Apollo, Datadog & more

Stifel reiterates Nvidia as buy with a new target price, Morgan Stanley reiterates Apple, Microsoft, and Meta as overweight, Barclays initiates Okta as equal weight, UBS upgrades Comfort Systems to buy, Jefferies reiterates Uber as buy, UBS upgrades American