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Warren Buffett’s Berkshire Hathaway scoops up more Sirius XM, boosting stake to 35%

Warren Buffett walks the floor and meets with Berkshire Hathaway shareholders ahead of their annual meeting in Omaha, Nebraska on…

Stocks making the biggest moves midday: Pioneer Natural Resources, MGM Resorts, Levi Strauss and more

Check out the companies making headlines in midday trading. Pioneer Natural Resources — The energy stock added nearly 10.5%. The…