The 20-stock index gained 2.2% to 1,522.78. It's now up 30.4% year to date.
The transaction, expected to close in the third quarter of 2023, will create a single class of stock for the satellite radio giant.
The app will be available Dec. 14, with some new channels and shows available now and others coming online in the next several months.
The Billboard Global Music Index improved 6.9% this week as 18 of the 20 stocks posted gains.
The company said it lost 96,000 self-pay subscribers in the quarter, but total subscribers held flat at 34 million as it prepares to unveil a new app.
The West Coast-based DJ was most recently host of the shows Deep Tracks and Classic Vinyl on SiriusXM.
The Billboard Global Music Index dropped 1.5% to 1,355.65 this week, bringing its year-to-date gain to 16.1%.
The company's stock ended the week at $4.52 while the overall Billboard Global Music Index gained 1.1% for a year-to-date improvement of 15.2%.
In a new filing, the satellite-radio giant says SoundExchange’s “so-called audit” is “flawed" and claims SiriusXM has paid all of the royalties it owes.
The Billboard Global Music Index rose 4.7% as 12 of its 21 stocks posted gains this week.
