Share prices reflect future expectations
So, even if profits exceed predictions, you don't tend to see much movement, but you will see sell-offs if they're not met. But currently the stockmarket is finally worried if the exceptional corporate profits can be maintained. They're also starting to query some of the purchases that they've cheered on over the last few years.
They love the subscription model but are petrified that customers might wonder if they have a choice. Some of these areas need looking at by the antitrust lot.