Sony owns the exclusive rights to a handful of Spider-Man characters, but not this Spider-Man, since they’ve struck a deal with Marvel to bring him into the Marvel Cinematic Universe.
These characters are separate, except for Spidey, who belongs in the Marvel Cinematic Universe, which is why he’s there.
Man, I would give my left pinky for 15 minutes in a windowless room with that Sony and Marvel contract.
Kevin [Feige] makes characters in the Marvel Cinematic Universe.