Berkshire Hathaway continued to buy Liberty Media's tracking stock for New York-based satellite radio company SiriusXM in a likely merger arbitrage play. Billionaire John Malone's media conglomerate currently owns 84% of Sirius XM and has two tracking stocks that represent that stake in the streaming satellite music service — Liberty Media Corp. Series A shares, or LSXMA , and Liberty Media Corp. Series C shares, or LSXMK . Under the terms of the deal, expected to close early in the third quarter, each Liberty Media Sirius tracking share will be exchanged for 8.4 "new" SIRI shares, while "old" SIRI shareholders would receive new shares in a one-for-one exchange. Berkshire loading up In the past week, Warren Buffett's conglomerate added 438,945 shares of LSXMA and 1 million shares of LSXMK for nearly $45 million combined, according to regulatory filings . Berkshire first bought LSXMK in 2016 and now owns almost 22% of the tracking stock, according to FactSet.

---

Persons: Berkshire Hathaway, John, SIRI, Warren, Buffett, Ted Weschler, Todd Combs, Seth Klarman's Baupost, SIRI overvalued, Wells, Steven Cahall, Cahall, Jason Bazinet, Charlie Munger, Charlie, hasn't Organizations: Berkshire, Liberty, Sirius XM, — Liberty Media Corp, Liberty Media Corp, Nasdaq, Liberty Media, Liberty Media Sirius, Sirius XM Holdings, Sirius, Citigroup, Activision Blizzard, British Columbia Power, Monsanto, Bayer AG, IBM Locations: New York, Berkshire, LSXMA, LSXMK, Omaha