Enact Holdings, Inc. operates as a private mortgage insurance company in the United States. It engages in writing and assuming residential mortgage guaranty insurance. The company also offers private mortgage insurance products primarily insuring prime-based, individually underwritten residential mortgage loans; contract underwriting services for mortgage lenders; and mortgage-related reinsurance products. It primarily serves originators of residential mortgage loans. The company was formerly known as Genworth Mortgage Holdings, Inc. and changed its name to Enact Holdings, Inc. in May 2021. Enact Holdings, Inc. was founded in 1981 and is headquartered in Raleigh, North Carolina. Enact Holdings, Inc. operates as a subsidiary of Genworth Holdings Inc.