Exhibit 10.42

IN WITNESS WHEREOF, Landlord and Tenant have executed this Fifth Amendment as of the year and date above first written.

LANDLORD:
900 NORTH MICHIGAN, LLC,
a Delaware limited liability company
By:	/s/ Patrick Meara
Print Name:	Patrick Meara
Title:	Vice President
TENANT:
GROSVENOR CAPITAL MANAGEMENT, L.P.,
an Illinois limited partnership
By:	/s/ Paul Meister
Print Name:	Paul Meister
Title:	V.P. of Grosvenor Holdings, L.L.C. Manager of GCM, L.L.C.
	G.P. of Grosvenor Capital Management, L.P.

IN WITNESS WHEREOF, the following parties have executed this Amendment as of the year and date above first written.

SUBLESSOR:	SUBLESSEE:
JMB REALTY CORPORATION, a Delaware corporation	GROSVENOR CAPITAL MANAGEMENT, L.P., a Illinois limited partnership
By:	By:
Name:	Name:
Title:	Title:
LANDLORD:
900 NORTH MICHIGAN, LLC, a Delaware limited liability company
By:
Name:
Title:

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