The idea that people can come together to form cooperative groups and can use those to exercise rights through the idea of personhood is such a normal and legally settled idea.
“Corporate personhood” is irrelevant, in this comment chain, and is just a way to take a swipe at an ostensibly left-leaning org in order to turn this into a team sport.
That annoys people because Pfizer is going to advocate for things some people might not like. But that's the cost of a rule that makes it so the NY Times can advocate for things other people might not like.