Item 2. PROPERTIES

Our corporate headquarters are located at 20 South Wacker Drive, Chicago, IL, where we lease approximately 575,000 square feet of general office space. This lease expires in 2032. Our European headquarters are located at the London Fruit & Wool Exchange at 1 Duval Square, London, where we lease approximately 120,000 square feet of general office space. This lease expires in 2038.

In the fourth quarter of 2021, we sold our building at 333 S. LaSalle Street, Chicago, IL, which is approximately 260,000 square feet and contains the trading floor, and our sale lease-back will conclude during 2022. At such time, we will move to a leased space at 141 W. Jackson Street, Chicago, IL of approximately 145,000 square feet, which will contain the trading floor. The lease for this space expires in 2027.

We also lease our largest data center from CyrusOne in Aurora, IL. This lease expires in 2031.

In addition to the above properties, we have other offices and data centers in various locations around the globe. The company’s management believes that its properties are suitable for the purposes for which they are used and our current needs. Please see note 5. Property and note 11. Leases and Other Commitments to the consolidated financial statements for more information.