Foresight 20/20 - value. Although one could debate the granularities of whether it's the chicken-or-the-egg between technical and fundamental motivations, once the momentum drain was completed for both assets - the underlying rationale for trend was reliant on value and the perception for growth. Both oil and Apple had/have it - Microsoft did not. Icahn noticed it this past August and Apple is confirming as much today with disclosure of $12 billion of stock bought over the last two weeks in its accelerated repurchase program.
As expected, Apple carved out another pivot on the comparative last week and is enjoying a ~ 5% move to the upside this time around the block.
For further reading on this concept - see some of our previous Apple notes: