The value of the Willis Tower is uncertain, with recent appraisals ranging from $999 million to $1.4 billion. Blackstone purchased the Willis Tower for $1.3 billion in 2015, and it was valued at ...

The latest appraisal for Chicago's Willis Tower values the high-rise at $1.03B – about $270M less than the $1.3B balance on Blackstone's loan for the property.. The valuation also represents a ...

Blackstone is seeking another extension on the $1.3 billion loan for Willis Tower in Chicago. The loan maturity is in March, and Blackstone is negotiating with bondholders for an extension.