Dylan’s deal with Universal is thought to be the biggest of its kind, with reports estimating its value at up to $300 million. A source told Page Six, “Sony had international publishing on Dylan for 20 years and they didn’t even know [the catalog] was up for sale.” The industry vet added: “And even with having his masters at Sony, he never even offered it to them.”
Source: Bob Dylan catalog sale to Universal a sour note for Sony, insiders say