Vivendi, controlled by French billionaire Vincent Bollore, is planning to cash in on its UMG crown jewel, the world's biggest music label with artists such as Taylor Swift, by spinning off the entity to existing shareholders.

"Universal Music Group is one of the greatest businesses in the world," said Bill Ackman, CEO of PSTH.

(Reporting by Sudip Kar-Gupta; editing by Jason Neely)