Alphabet is the parent Company and Google is still one of the companies. In the case of Meta, there is only Meta which has several products like Facebook, Inst

Alphabet is the parent Company and Google is still one of the companies. In the case of Meta, there is only Meta which has several products like Facebook, Instagram, Threads... For Twitter, there is a parent Company X Holdings, and Twitter the product will be renamed X, as well as the company, part of X Holdings.