Retail property owner Simon Property Group Inc. said its majority-owned partnership subsidiary, Simon Property Group, LP will sell $900 million of its senior unsecured notes in an underwritten public offering.

The company, which owns malls and outlet centers, said late Monday that the offering consists of 4.375 percent notes due 2021. The offering is expected to close on Aug. 16.

Joint book-running managers for the offering are Banc of America Securities LLC, Credit Suisse Securities LLC, Deutsche Bank Securities Inc. and JPMorgan Securities Inc. BBVA Securities Inc., Mitsubishi UFJ Securities, Inc., Nikko Bank SA, PNC Capital Markets LLC, SunTrust Robinson Humphrey, Inc. and U.S. Bancorp Investments, Inc., are co-managers.