Probably not that many. Last year there were only 583 perfect scores on the SAT. Though this guy took the ACT, and there were 1598 36s (36 does not necessarily mean perfect though) on the ACT last year.
He sounds like a very strong student and I’m sure each of those schools that rejected him accepted other students who weren’t as strong or impressive. I don’t really think that rises to the level of newsworthy, but if I was him I might be a bit upset too.