Yes. If you define the market in a ridiculous manner and convince a court to go along with it, anybody can be a monopoly.

But the M series are an Apple product line designed by Apple with a ARM license and produced on contract by TSMC for use in other Apple products.

Don’t assume the facts from another case automatically apply in other cases.

Or as Justice Jackson once put it: “Other cases presenting different allegations and different records may lead to different conclusions”