[2] In 1970, the company merged with Arlen Realty & Development Corporation, which owned shopping centers on the East Coast of the United States.

[2] In 1998, the company acquired five properties near Nashville, Tennessee for $247.4 million in cash and securities.

[6] In 2007, the company acquired four malls in the St. Louis area from Westfield Group, for $1.03 billion.

[7][8] In January 2017, the company acquired five properties from Sears for $72.5 million in a leaseback transaction.

[10] On March 20, 2019, the company settled a lawsuit that it overcharged tenants for electricity by setting aside a $90 million fund to be distributed to the plaintiffs.