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- Bill Ackman is lining up a deal to buy the world's largest music company.
- The investor's Pershing Square fund submitted a $10.9 billion offer for Universal, which is home to Taylor Swift and Bad Bunny.
- It comes as Ackman prepares to take Pershing Square public.
Bill Ackman's Pershing Square has submitted an offer to buy Universal Music, the world's largest music