Fidelity National Financial | 42,184 followers on LinkedIn. Fidelity National Financial, Inc. (NYSE: FNF) is a leading provider of title insurance and transaction services to the real estate and mortgage industries. Ranked #359 on the FORTUNE 500(r) list for 2023, FNF is the nation's largest title insurance company through our title insurance underwriters (Fidelity National Title, Chicago Title, Commonwealth Land Title, Alamo Title and National Title Insurance of New York) that collectively issue more title insurance policies than any other title company in the United States.