DENVER-AIMCO, one of the largest apartment REITs in the country, replaces the parent company of American Airlines on the S&P 500. The locally-based REIT includes over 318,000 apartments located in 47 states, Washington, D.C. and Puerto Rico.

IRVINE, CA-Dorn-Platz Properties of Glendale buys the 17,223-sf office building, which has been empty for about six months since the fitness firm departed. The building will be occupied by the buyer.

CHICAGO-Designating Wrigley Field a Chicago landmark "poses grave risk to the continued viability to this business at this location," said attorney Theodore Novak during a public hearing Wednesday.

LONDON-US-based sale & leaseback specialist WP Carey has forward-purchased a cold-storage warehouse and distribution facility from Birmingham-based Insulated Structures in a $22 million deal.