Generally, we expect a fall when we observe that there is a failing wedge. A failing wedge means a weakening upward momentum. However, Apple rises despite of the existence of rising wedge.
Obivously, there is something special attracting investors to buy the shares : Pursuing $1 trillion market cap. It is definitely irrational and unusual.
I can't exactly tell the reasons that I think it will start to fall. But I hope u could understand my views through the example of Bitcoin.