Moody's has upgraded Mr. Cooper Group's credit rating following its acquisition of Rocket, signaling confidence in the company's future. This upgrade is significant as it reflects the positive impact of the merger on Mr. Cooper's financial stability and growth potential, which could lead to better services for customers and increased investor interest.

Rocket Cos. has successfully completed its acquisition of Mr. Cooper Group Inc. for a whopping $14.2 billion, which is a significant 51% increase from the valuation announced earlier this year. This deal not only strengthens Rocket's position in the mortgage industry but also highlights the growing demand for mortgage servicing as the market evolves. It's an exciting time for both companies as they look to leverage their combined strengths to better serve customers.