CBJ Morning Buzz: David Tepper’s fortune swells to $16.7B as he climbs billionaire ranking; Opendoor in hot water with NC regulators

David Tepper’s fortune continues to grow — as does speculation about his moves in the region and frustration with his silence about those. Plus, a significant name in the region is being retired via rebranding by its current owner, and Opendoor is reportedly in hot water with real estate regulators in North Carolina.