D.R. Horton, a home construction company, completed the acquisition of Riggins Custom Homes, a builder in Northwest Arkansas, for $107m. “We are excited for the Riggins team to join the D.R. Horton family. Their quality building operations and local market expertise make Riggins an excellent extension as we grow our local start-up market position in Northwest Arkansas,” Donald R. Horton, D.R. Horton Chairman.