First BanCorp (FBP) Source: Shutterstock First BanCorp (NYSE: FBP ) is a Puerto Rican bank that has been in business since 1948. This increase in rebuilding and redevelopment has certainly been reflected in FBP's stock price. As it unwound its portfolio of mortgage-backed securities and kept a keen eye on inflation, many market sectors were wondering how they were going to keep growth going after the steroid shot of a tax cut.