Vornado Realty Trust declined to identify the buyer of the building, where rents range from $990 a month for studios to $2,271 a month for two-bedroom units. The REIT retains a garage next to the River North building, which provides parking for its 3.5-million-sf Merchandise Mart.

Vornado owns and operates approximately 87 million sf of office, retail and showroom properties with large concentrations in the New York metropolitan area and in the Washington, DC and Northern Virginia areas. Beyond its core portfolio of commercial and office space, the company has also been active in multifamily properties.

In addition to the LaSalle deal, the company recently secured a $108 million mezzanine loan for the Sheffield, a mixed-use residential property located at 322 W. 57th St. in Manhattan. This property includes 845 apartments, 109,000 sf of office space, 6,900 sf of retail space, and a 327 space-parking garage.