DETROIT, Sept. 22, 2025 /PRNewswire/ -- Rocket Companies, Inc. (NYSE: RKT) (the "Company" or "Rocket Companies"), the Detroit-based fintech platform including mortgage, real estate, title and personal finance businesses, in connection with its pending acquisition of Mr. Cooper Group Inc. ("Mr. Cooper") (the "Mr. Cooper Acquisition"), today announced that Nationstar Mortgage Holdings Inc., a Delaware corporation and wholly-owned subsidiary of Mr. Cooper ("Nationstar"), delivered conditional notices of redemp ...