e.g.

E.I. du Pont de Nemours (DuPont) 52.0.0.0/8

Ford Motor Company 19.0.0.0/8 Retained by Ford

Prudential Financial 48.0.0.0/8 Retained and used

like, why does Ford need a /8 to make cars? a /20 of public IPs is more than enough for corporate and virtually all of their dealerships